./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b81f923e96224472f8219a473f794261ff02356a47c6b09b527f0fc600725a8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 14:12:48,294 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 14:12:48,398 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Overflow-32bit-Automizer_Default.epf [2024-11-13 14:12:48,407 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 14:12:48,411 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 14:12:48,449 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 14:12:48,451 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 14:12:48,451 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 14:12:48,452 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 14:12:48,452 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 14:12:48,453 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 14:12:48,454 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 14:12:48,454 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 14:12:48,454 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 14:12:48,454 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 14:12:48,454 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 14:12:48,454 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 14:12:48,454 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 14:12:48,455 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 14:12:48,455 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 14:12:48,455 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 14:12:48,455 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 14:12:48,455 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 14:12:48,455 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 14:12:48,455 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 14:12:48,455 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 14:12:48,455 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 14:12:48,455 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 14:12:48,455 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 14:12:48,455 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 14:12:48,456 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 14:12:48,457 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 14:12:48,457 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 14:12:48,457 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 14:12:48,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:12:48,458 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 14:12:48,458 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 14:12:48,458 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 14:12:48,458 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 14:12:48,458 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 14:12:48,458 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 14:12:48,459 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 14:12:48,459 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 14:12:48,459 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 14:12:48,459 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b81f923e96224472f8219a473f794261ff02356a47c6b09b527f0fc600725a8 [2024-11-13 14:12:48,834 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 14:12:48,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 14:12:48,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 14:12:48,848 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 14:12:48,849 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 14:12:48,850 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/list-simple/dll2c_insert_unequal.i Unable to find full path for "g++" [2024-11-13 14:12:51,104 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 14:12:51,476 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 14:12:51,477 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/sv-benchmarks/c/list-simple/dll2c_insert_unequal.i [2024-11-13 14:12:51,497 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/data/2fe3cfbf0/c5c3fa9245b84570b1565ed6414bcff4/FLAG905fe99a0 [2024-11-13 14:12:51,519 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/data/2fe3cfbf0/c5c3fa9245b84570b1565ed6414bcff4 [2024-11-13 14:12:51,522 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 14:12:51,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 14:12:51,525 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 14:12:51,525 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 14:12:51,531 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 14:12:51,532 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:12:51" (1/1) ... [2024-11-13 14:12:51,533 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50fc8d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:51, skipping insertion in model container [2024-11-13 14:12:51,534 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 02:12:51" (1/1) ... [2024-11-13 14:12:51,573 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 14:12:51,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:12:51,967 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 14:12:52,036 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 14:12:52,071 INFO L204 MainTranslator]: Completed translation [2024-11-13 14:12:52,072 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52 WrapperNode [2024-11-13 14:12:52,072 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 14:12:52,073 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 14:12:52,073 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 14:12:52,074 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 14:12:52,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52" (1/1) ... [2024-11-13 14:12:52,097 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52" (1/1) ... [2024-11-13 14:12:52,126 INFO L138 Inliner]: procedures = 127, calls = 59, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 198 [2024-11-13 14:12:52,127 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 14:12:52,129 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 14:12:52,130 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 14:12:52,130 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 14:12:52,142 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52" (1/1) ... [2024-11-13 14:12:52,142 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52" (1/1) ... [2024-11-13 14:12:52,152 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52" (1/1) ... [2024-11-13 14:12:52,203 INFO L175 MemorySlicer]: Split 40 memory accesses to 3 slices as follows [2, 26, 12]. 65 percent of accesses are in the largest equivalence class. The 3 initializations are split as follows [2, 0, 1]. The 18 writes are split as follows [0, 17, 1]. [2024-11-13 14:12:52,203 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52" (1/1) ... [2024-11-13 14:12:52,207 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52" (1/1) ... [2024-11-13 14:12:52,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52" (1/1) ... [2024-11-13 14:12:52,239 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52" (1/1) ... [2024-11-13 14:12:52,243 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52" (1/1) ... [2024-11-13 14:12:52,245 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52" (1/1) ... [2024-11-13 14:12:52,255 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 14:12:52,256 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 14:12:52,259 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 14:12:52,260 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 14:12:52,261 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52" (1/1) ... [2024-11-13 14:12:52,276 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 14:12:52,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:12:52,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 14:12:52,321 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 14:12:52,364 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-13 14:12:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-13 14:12:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-13 14:12:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-13 14:12:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-13 14:12:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-13 14:12:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2024-11-13 14:12:52,365 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2024-11-13 14:12:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 14:12:52,365 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 14:12:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 14:12:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-13 14:12:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-13 14:12:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-13 14:12:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-13 14:12:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-13 14:12:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-13 14:12:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 14:12:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-13 14:12:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-13 14:12:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-13 14:12:52,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 14:12:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 14:12:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-13 14:12:52,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 14:12:52,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 14:12:52,565 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 14:12:52,567 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 14:12:53,117 INFO L? ?]: Removed 82 outVars from TransFormulas that were not future-live. [2024-11-13 14:12:53,118 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 14:12:53,131 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 14:12:53,131 INFO L316 CfgBuilder]: Removed 5 assume(true) statements. [2024-11-13 14:12:53,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:12:53 BoogieIcfgContainer [2024-11-13 14:12:53,132 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 14:12:53,135 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 14:12:53,135 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 14:12:53,141 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 14:12:53,142 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 02:12:51" (1/3) ... [2024-11-13 14:12:53,142 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e0c6f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:12:53, skipping insertion in model container [2024-11-13 14:12:53,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 02:12:52" (2/3) ... [2024-11-13 14:12:53,143 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e0c6f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 02:12:53, skipping insertion in model container [2024-11-13 14:12:53,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:12:53" (3/3) ... [2024-11-13 14:12:53,145 INFO L112 eAbstractionObserver]: Analyzing ICFG dll2c_insert_unequal.i [2024-11-13 14:12:53,165 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 14:12:53,167 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG dll2c_insert_unequal.i that has 2 procedures, 71 locations, 1 initial locations, 5 loop locations, and 14 error locations. [2024-11-13 14:12:53,244 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 14:12:53,265 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@7099f862, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 14:12:53,266 INFO L334 AbstractCegarLoop]: Starting to check reachability of 14 error locations. [2024-11-13 14:12:53,271 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 52 states have (on average 1.6538461538461537) internal successors, (86), 66 states have internal predecessors, (86), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:12:53,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 14:12:53,280 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:12:53,281 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:12:53,281 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:12:53,287 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:12:53,289 INFO L85 PathProgramCache]: Analyzing trace with hash -1176646853, now seen corresponding path program 1 times [2024-11-13 14:12:53,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:12:53,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209531514] [2024-11-13 14:12:53,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:12:53,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:12:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:53,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:12:53,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:53,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 14:12:53,934 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:12:53,934 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209531514] [2024-11-13 14:12:53,935 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209531514] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:12:53,935 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:12:53,937 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:12:53,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259253152] [2024-11-13 14:12:53,940 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:12:53,947 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 14:12:53,947 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:12:53,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:12:53,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:12:53,983 INFO L87 Difference]: Start difference. First operand has 71 states, 52 states have (on average 1.6538461538461537) internal successors, (86), 66 states have internal predecessors, (86), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) Second operand has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-13 14:12:54,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:12:54,182 INFO L93 Difference]: Finished difference Result 133 states and 174 transitions. [2024-11-13 14:12:54,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:12:54,185 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2024-11-13 14:12:54,186 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:12:54,195 INFO L225 Difference]: With dead ends: 133 [2024-11-13 14:12:54,195 INFO L226 Difference]: Without dead ends: 64 [2024-11-13 14:12:54,198 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:12:54,204 INFO L432 NwaCegarLoop]: 81 mSDtfsCounter, 4 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 214 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:12:54,205 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 214 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:12:54,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2024-11-13 14:12:54,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 60. [2024-11-13 14:12:54,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 42 states have (on average 1.4761904761904763) internal successors, (62), 55 states have internal predecessors, (62), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:12:54,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 68 transitions. [2024-11-13 14:12:54,252 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 68 transitions. Word has length 13 [2024-11-13 14:12:54,253 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:12:54,253 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 68 transitions. [2024-11-13 14:12:54,253 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 1 states have call successors, (1), 1 states have call predecessors, (1), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-13 14:12:54,253 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 68 transitions. [2024-11-13 14:12:54,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-13 14:12:54,255 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:12:54,255 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:12:54,255 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 14:12:54,256 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:12:54,257 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:12:54,257 INFO L85 PathProgramCache]: Analyzing trace with hash -966007773, now seen corresponding path program 1 times [2024-11-13 14:12:54,257 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:12:54,258 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1731309407] [2024-11-13 14:12:54,258 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:12:54,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:12:54,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:54,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:12:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:54,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:12:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:54,728 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 14:12:54,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:12:54,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1731309407] [2024-11-13 14:12:54,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1731309407] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:12:54,729 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:12:54,729 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:12:54,733 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [571675947] [2024-11-13 14:12:54,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:12:54,736 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 14:12:54,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:12:54,737 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:12:54,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:12:54,739 INFO L87 Difference]: Start difference. First operand 60 states and 68 transitions. Second operand has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-13 14:12:54,911 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:12:54,911 INFO L93 Difference]: Finished difference Result 67 states and 78 transitions. [2024-11-13 14:12:54,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:12:54,915 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 20 [2024-11-13 14:12:54,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:12:54,916 INFO L225 Difference]: With dead ends: 67 [2024-11-13 14:12:54,916 INFO L226 Difference]: Without dead ends: 66 [2024-11-13 14:12:54,917 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:12:54,918 INFO L432 NwaCegarLoop]: 61 mSDtfsCounter, 2 mSDsluCounter, 156 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 217 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:12:54,918 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 217 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 14:12:54,922 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2024-11-13 14:12:54,933 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 65. [2024-11-13 14:12:54,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 46 states have (on average 1.4565217391304348) internal successors, (67), 59 states have internal predecessors, (67), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-13 14:12:54,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 75 transitions. [2024-11-13 14:12:54,935 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 75 transitions. Word has length 20 [2024-11-13 14:12:54,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:12:54,937 INFO L471 AbstractCegarLoop]: Abstraction has 65 states and 75 transitions. [2024-11-13 14:12:54,937 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.0) internal successors, (12), 4 states have internal predecessors, (12), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-13 14:12:54,937 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 75 transitions. [2024-11-13 14:12:54,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-13 14:12:54,938 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:12:54,938 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:12:54,938 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 14:12:54,939 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:12:54,941 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:12:54,942 INFO L85 PathProgramCache]: Analyzing trace with hash 118530164, now seen corresponding path program 1 times [2024-11-13 14:12:54,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:12:54,942 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1445825747] [2024-11-13 14:12:54,942 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:12:54,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:12:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:55,234 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:12:55,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:55,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:12:55,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:55,315 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 14:12:55,315 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:12:55,316 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1445825747] [2024-11-13 14:12:55,316 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1445825747] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:12:55,316 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:12:55,316 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:12:55,316 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1821667422] [2024-11-13 14:12:55,319 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:12:55,320 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 14:12:55,320 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:12:55,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:12:55,321 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:12:55,321 INFO L87 Difference]: Start difference. First operand 65 states and 75 transitions. Second operand has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-13 14:12:55,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:12:55,460 INFO L93 Difference]: Finished difference Result 67 states and 77 transitions. [2024-11-13 14:12:55,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:12:55,462 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 21 [2024-11-13 14:12:55,462 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:12:55,463 INFO L225 Difference]: With dead ends: 67 [2024-11-13 14:12:55,463 INFO L226 Difference]: Without dead ends: 66 [2024-11-13 14:12:55,463 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:12:55,464 INFO L432 NwaCegarLoop]: 62 mSDtfsCounter, 1 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 220 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:12:55,464 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 220 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:12:55,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2024-11-13 14:12:55,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2024-11-13 14:12:55,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 47 states have (on average 1.446808510638298) internal successors, (68), 60 states have internal predecessors, (68), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-13 14:12:55,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 76 transitions. [2024-11-13 14:12:55,484 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 76 transitions. Word has length 21 [2024-11-13 14:12:55,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:12:55,485 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 76 transitions. [2024-11-13 14:12:55,485 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-13 14:12:55,486 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 76 transitions. [2024-11-13 14:12:55,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 14:12:55,487 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:12:55,487 INFO L215 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:12:55,487 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 14:12:55,487 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:12:55,490 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:12:55,490 INFO L85 PathProgramCache]: Analyzing trace with hash -734635415, now seen corresponding path program 1 times [2024-11-13 14:12:55,491 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:12:55,491 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187807155] [2024-11-13 14:12:55,491 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:12:55,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:12:55,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:55,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:12:55,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:55,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:12:55,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:55,831 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-11-13 14:12:55,833 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:12:55,834 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187807155] [2024-11-13 14:12:55,834 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187807155] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:12:55,834 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:12:55,834 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:12:55,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [362528739] [2024-11-13 14:12:55,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:12:55,835 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 14:12:55,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:12:55,836 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:12:55,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:12:55,837 INFO L87 Difference]: Start difference. First operand 66 states and 76 transitions. Second operand has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-13 14:12:55,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:12:55,967 INFO L93 Difference]: Finished difference Result 66 states and 76 transitions. [2024-11-13 14:12:55,968 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:12:55,968 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 25 [2024-11-13 14:12:55,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:12:55,969 INFO L225 Difference]: With dead ends: 66 [2024-11-13 14:12:55,970 INFO L226 Difference]: Without dead ends: 60 [2024-11-13 14:12:55,970 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:12:55,971 INFO L432 NwaCegarLoop]: 59 mSDtfsCounter, 41 mSDsluCounter, 47 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 106 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:12:55,972 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 106 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:12:55,973 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2024-11-13 14:12:55,979 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2024-11-13 14:12:55,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 45 states have (on average 1.3777777777777778) internal successors, (62), 54 states have internal predecessors, (62), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-13 14:12:55,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 70 transitions. [2024-11-13 14:12:55,984 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 70 transitions. Word has length 25 [2024-11-13 14:12:55,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:12:55,984 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 70 transitions. [2024-11-13 14:12:55,984 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-13 14:12:55,984 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 70 transitions. [2024-11-13 14:12:55,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 14:12:55,985 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:12:55,985 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:12:55,985 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 14:12:55,986 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:12:55,986 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:12:55,986 INFO L85 PathProgramCache]: Analyzing trace with hash 1268417845, now seen corresponding path program 1 times [2024-11-13 14:12:55,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:12:55,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424629262] [2024-11-13 14:12:55,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:12:55,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:12:56,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:56,181 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:12:56,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:56,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:12:56,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:56,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-13 14:12:56,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:56,245 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 14:12:56,246 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:12:56,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424629262] [2024-11-13 14:12:56,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424629262] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:12:56,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:12:56,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:12:56,248 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [386075019] [2024-11-13 14:12:56,248 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:12:56,248 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 14:12:56,248 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:12:56,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:12:56,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:12:56,251 INFO L87 Difference]: Start difference. First operand 60 states and 70 transitions. Second operand has 5 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 14:12:56,365 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:12:56,366 INFO L93 Difference]: Finished difference Result 60 states and 70 transitions. [2024-11-13 14:12:56,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:12:56,366 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 32 [2024-11-13 14:12:56,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:12:56,367 INFO L225 Difference]: With dead ends: 60 [2024-11-13 14:12:56,367 INFO L226 Difference]: Without dead ends: 59 [2024-11-13 14:12:56,368 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:12:56,370 INFO L432 NwaCegarLoop]: 54 mSDtfsCounter, 3 mSDsluCounter, 132 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 186 SdHoareTripleChecker+Invalid, 43 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:12:56,371 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 186 Invalid, 43 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:12:56,374 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59 states. [2024-11-13 14:12:56,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59 to 59. [2024-11-13 14:12:56,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 45 states have (on average 1.3555555555555556) internal successors, (61), 53 states have internal predecessors, (61), 4 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 4 states have call predecessors, (4), 4 states have call successors, (4) [2024-11-13 14:12:56,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 69 transitions. [2024-11-13 14:12:56,386 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 69 transitions. Word has length 32 [2024-11-13 14:12:56,386 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:12:56,386 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 69 transitions. [2024-11-13 14:12:56,387 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 4.5) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 14:12:56,391 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 69 transitions. [2024-11-13 14:12:56,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-11-13 14:12:56,392 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:12:56,392 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:12:56,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 14:12:56,392 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:12:56,392 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:12:56,393 INFO L85 PathProgramCache]: Analyzing trace with hash 666247586, now seen corresponding path program 1 times [2024-11-13 14:12:56,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:12:56,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431562455] [2024-11-13 14:12:56,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:12:56,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:12:56,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:56,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:12:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:56,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:12:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:56,709 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2024-11-13 14:12:56,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:56,736 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 14:12:56,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:12:56,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431562455] [2024-11-13 14:12:56,737 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1431562455] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:12:56,737 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [416402938] [2024-11-13 14:12:56,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:12:56,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:12:56,737 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:12:56,741 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:12:56,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 14:12:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:57,021 INFO L255 TraceCheckSpWp]: Trace formula consists of 319 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 14:12:57,028 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:12:57,138 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-13 14:12:57,140 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:12:57,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [416402938] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:12:57,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 14:12:57,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 8 [2024-11-13 14:12:57,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [134258226] [2024-11-13 14:12:57,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:12:57,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 14:12:57,142 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:12:57,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:12:57,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-13 14:12:57,143 INFO L87 Difference]: Start difference. First operand 59 states and 69 transitions. Second operand has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 14:12:57,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:12:57,192 INFO L93 Difference]: Finished difference Result 100 states and 115 transitions. [2024-11-13 14:12:57,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:12:57,193 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 33 [2024-11-13 14:12:57,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:12:57,194 INFO L225 Difference]: With dead ends: 100 [2024-11-13 14:12:57,194 INFO L226 Difference]: Without dead ends: 52 [2024-11-13 14:12:57,194 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2024-11-13 14:12:57,195 INFO L432 NwaCegarLoop]: 54 mSDtfsCounter, 1 mSDsluCounter, 148 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 22 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 14:12:57,195 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 202 Invalid, 22 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 14:12:57,196 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2024-11-13 14:12:57,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2024-11-13 14:12:57,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 40 states have (on average 1.325) internal successors, (53), 47 states have internal predecessors, (53), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:12:57,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 59 transitions. [2024-11-13 14:12:57,213 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 59 transitions. Word has length 33 [2024-11-13 14:12:57,214 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:12:57,214 INFO L471 AbstractCegarLoop]: Abstraction has 52 states and 59 transitions. [2024-11-13 14:12:57,214 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.6) internal successors, (23), 5 states have internal predecessors, (23), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 14:12:57,214 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 59 transitions. [2024-11-13 14:12:57,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-13 14:12:57,215 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:12:57,215 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:12:57,242 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 14:12:57,416 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:12:57,417 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:12:57,418 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:12:57,418 INFO L85 PathProgramCache]: Analyzing trace with hash -2037010157, now seen corresponding path program 1 times [2024-11-13 14:12:57,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:12:57,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837034819] [2024-11-13 14:12:57,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:12:57,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:12:57,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:57,615 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:12:57,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:57,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:12:57,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:57,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:12:57,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:57,679 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 14:12:57,679 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:12:57,679 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837034819] [2024-11-13 14:12:57,679 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837034819] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:12:57,679 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:12:57,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 14:12:57,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1757966191] [2024-11-13 14:12:57,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:12:57,680 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 14:12:57,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:12:57,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:12:57,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:12:57,681 INFO L87 Difference]: Start difference. First operand 52 states and 59 transitions. Second operand has 4 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:12:57,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:12:57,776 INFO L93 Difference]: Finished difference Result 52 states and 59 transitions. [2024-11-13 14:12:57,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:12:57,776 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 35 [2024-11-13 14:12:57,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:12:57,777 INFO L225 Difference]: With dead ends: 52 [2024-11-13 14:12:57,777 INFO L226 Difference]: Without dead ends: 51 [2024-11-13 14:12:57,778 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:12:57,778 INFO L432 NwaCegarLoop]: 54 mSDtfsCounter, 1 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 140 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:12:57,779 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 140 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:12:57,783 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2024-11-13 14:12:57,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 51. [2024-11-13 14:12:57,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 51 states, 40 states have (on average 1.3) internal successors, (52), 46 states have internal predecessors, (52), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:12:57,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 51 states and 58 transitions. [2024-11-13 14:12:57,793 INFO L78 Accepts]: Start accepts. Automaton has 51 states and 58 transitions. Word has length 35 [2024-11-13 14:12:57,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:12:57,793 INFO L471 AbstractCegarLoop]: Abstraction has 51 states and 58 transitions. [2024-11-13 14:12:57,793 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:12:57,794 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 58 transitions. [2024-11-13 14:12:57,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-13 14:12:57,794 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:12:57,798 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:12:57,799 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-13 14:12:57,800 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:12:57,800 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:12:57,800 INFO L85 PathProgramCache]: Analyzing trace with hash 1277194652, now seen corresponding path program 1 times [2024-11-13 14:12:57,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:12:57,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1442116351] [2024-11-13 14:12:57,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:12:57,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:12:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:58,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:12:58,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:58,198 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:12:58,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:58,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:12:58,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:58,236 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 14:12:58,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:12:58,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1442116351] [2024-11-13 14:12:58,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1442116351] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:12:58,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1083425288] [2024-11-13 14:12:58,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:12:58,237 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:12:58,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:12:58,241 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:12:58,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 14:12:58,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:58,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 359 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 14:12:58,579 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:12:58,870 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 14:12:58,870 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:12:58,870 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1083425288] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:12:58,870 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 14:12:58,870 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2024-11-13 14:12:58,874 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [499639047] [2024-11-13 14:12:58,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:12:58,875 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 14:12:58,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:12:58,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:12:58,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-13 14:12:58,876 INFO L87 Difference]: Start difference. First operand 51 states and 58 transitions. Second operand has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 14:12:58,903 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:12:58,904 INFO L93 Difference]: Finished difference Result 51 states and 58 transitions. [2024-11-13 14:12:58,904 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:12:58,904 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 36 [2024-11-13 14:12:58,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:12:58,905 INFO L225 Difference]: With dead ends: 51 [2024-11-13 14:12:58,905 INFO L226 Difference]: Without dead ends: 50 [2024-11-13 14:12:58,906 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-13 14:12:58,907 INFO L432 NwaCegarLoop]: 53 mSDtfsCounter, 0 mSDsluCounter, 100 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 14:12:58,907 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 153 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 14:12:58,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2024-11-13 14:12:58,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2024-11-13 14:12:58,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 40 states have (on average 1.275) internal successors, (51), 45 states have internal predecessors, (51), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:12:58,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 57 transitions. [2024-11-13 14:12:58,921 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 57 transitions. Word has length 36 [2024-11-13 14:12:58,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:12:58,921 INFO L471 AbstractCegarLoop]: Abstraction has 50 states and 57 transitions. [2024-11-13 14:12:58,922 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 7.333333333333333) internal successors, (22), 4 states have internal predecessors, (22), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 14:12:58,922 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 57 transitions. [2024-11-13 14:12:58,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-13 14:12:58,923 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:12:58,923 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:12:58,946 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-13 14:12:59,123 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:12:59,123 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:12:59,124 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:12:59,124 INFO L85 PathProgramCache]: Analyzing trace with hash -258661757, now seen corresponding path program 1 times [2024-11-13 14:12:59,124 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:12:59,124 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1938519992] [2024-11-13 14:12:59,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:12:59,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:12:59,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:59,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:12:59,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:59,303 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:12:59,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:59,315 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:12:59,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:59,330 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 14:12:59,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:12:59,330 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1938519992] [2024-11-13 14:12:59,330 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1938519992] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:12:59,330 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:12:59,330 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:12:59,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1229668325] [2024-11-13 14:12:59,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:12:59,331 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 14:12:59,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:12:59,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 14:12:59,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:12:59,332 INFO L87 Difference]: Start difference. First operand 50 states and 57 transitions. Second operand has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:12:59,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:12:59,419 INFO L93 Difference]: Finished difference Result 73 states and 83 transitions. [2024-11-13 14:12:59,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 14:12:59,420 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 39 [2024-11-13 14:12:59,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:12:59,421 INFO L225 Difference]: With dead ends: 73 [2024-11-13 14:12:59,421 INFO L226 Difference]: Without dead ends: 52 [2024-11-13 14:12:59,421 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 14:12:59,422 INFO L432 NwaCegarLoop]: 55 mSDtfsCounter, 0 mSDsluCounter, 86 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:12:59,422 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 141 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:12:59,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 52 states. [2024-11-13 14:12:59,434 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 52 to 52. [2024-11-13 14:12:59,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 52 states, 42 states have (on average 1.2857142857142858) internal successors, (54), 47 states have internal predecessors, (54), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:12:59,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 60 transitions. [2024-11-13 14:12:59,435 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 60 transitions. Word has length 39 [2024-11-13 14:12:59,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:12:59,435 INFO L471 AbstractCegarLoop]: Abstraction has 52 states and 60 transitions. [2024-11-13 14:12:59,435 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.25) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:12:59,435 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 60 transitions. [2024-11-13 14:12:59,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-13 14:12:59,436 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:12:59,436 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:12:59,437 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-13 14:12:59,437 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:12:59,437 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:12:59,437 INFO L85 PathProgramCache]: Analyzing trace with hash 2131574537, now seen corresponding path program 1 times [2024-11-13 14:12:59,437 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:12:59,437 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394916199] [2024-11-13 14:12:59,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:12:59,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:12:59,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:59,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:12:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:59,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:12:59,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:59,717 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:12:59,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:12:59,729 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 14:12:59,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:12:59,730 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394916199] [2024-11-13 14:12:59,730 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394916199] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:12:59,730 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:12:59,731 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 14:12:59,731 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746150117] [2024-11-13 14:12:59,731 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:12:59,731 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 14:12:59,731 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:12:59,732 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:12:59,733 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:12:59,733 INFO L87 Difference]: Start difference. First operand 52 states and 60 transitions. Second operand has 5 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:12:59,824 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:12:59,824 INFO L93 Difference]: Finished difference Result 58 states and 66 transitions. [2024-11-13 14:12:59,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:12:59,824 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 41 [2024-11-13 14:12:59,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:12:59,825 INFO L225 Difference]: With dead ends: 58 [2024-11-13 14:12:59,825 INFO L226 Difference]: Without dead ends: 56 [2024-11-13 14:12:59,826 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:12:59,827 INFO L432 NwaCegarLoop]: 53 mSDtfsCounter, 1 mSDsluCounter, 130 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 183 SdHoareTripleChecker+Invalid, 42 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:12:59,827 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 183 Invalid, 42 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:12:59,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-13 14:12:59,833 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 56. [2024-11-13 14:12:59,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56 states, 46 states have (on average 1.2608695652173914) internal successors, (58), 51 states have internal predecessors, (58), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:12:59,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 56 states and 64 transitions. [2024-11-13 14:12:59,837 INFO L78 Accepts]: Start accepts. Automaton has 56 states and 64 transitions. Word has length 41 [2024-11-13 14:12:59,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:12:59,837 INFO L471 AbstractCegarLoop]: Abstraction has 56 states and 64 transitions. [2024-11-13 14:12:59,837 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 6.75) internal successors, (27), 4 states have internal predecessors, (27), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:12:59,839 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 64 transitions. [2024-11-13 14:12:59,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-11-13 14:12:59,840 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:12:59,840 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:12:59,840 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-13 14:12:59,840 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:12:59,841 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:12:59,841 INFO L85 PathProgramCache]: Analyzing trace with hash 2012378220, now seen corresponding path program 1 times [2024-11-13 14:12:59,841 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:12:59,841 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [309487629] [2024-11-13 14:12:59,841 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:12:59,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:12:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:00,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:00,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:00,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:00,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:00,218 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:00,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:00,236 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 14:13:00,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:00,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [309487629] [2024-11-13 14:13:00,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [309487629] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:00,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [220778329] [2024-11-13 14:13:00,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:00,236 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:00,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:00,239 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:00,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 14:13:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:00,581 INFO L255 TraceCheckSpWp]: Trace formula consists of 442 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 14:13:00,584 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:00,672 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 14:13:00,672 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:13:00,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [220778329] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:13:00,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 14:13:00,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 10 [2024-11-13 14:13:00,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [416973152] [2024-11-13 14:13:00,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:13:00,674 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 14:13:00,674 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:00,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 14:13:00,674 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-13 14:13:00,675 INFO L87 Difference]: Start difference. First operand 56 states and 64 transitions. Second operand has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:00,744 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:00,744 INFO L93 Difference]: Finished difference Result 58 states and 66 transitions. [2024-11-13 14:13:00,745 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 14:13:00,745 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 46 [2024-11-13 14:13:00,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:00,746 INFO L225 Difference]: With dead ends: 58 [2024-11-13 14:13:00,746 INFO L226 Difference]: Without dead ends: 56 [2024-11-13 14:13:00,747 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2024-11-13 14:13:00,747 INFO L432 NwaCegarLoop]: 45 mSDtfsCounter, 4 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 212 SdHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:00,747 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 212 Invalid, 56 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:13:00,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2024-11-13 14:13:00,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 54. [2024-11-13 14:13:00,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 54 states, 46 states have (on average 1.2173913043478262) internal successors, (56), 49 states have internal predecessors, (56), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:00,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 62 transitions. [2024-11-13 14:13:00,759 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 62 transitions. Word has length 46 [2024-11-13 14:13:00,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:00,760 INFO L471 AbstractCegarLoop]: Abstraction has 54 states and 62 transitions. [2024-11-13 14:13:00,761 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 6.4) internal successors, (32), 6 states have internal predecessors, (32), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:00,761 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 62 transitions. [2024-11-13 14:13:00,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 14:13:00,762 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:00,762 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:00,786 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-13 14:13:00,962 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:00,963 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:00,963 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:00,963 INFO L85 PathProgramCache]: Analyzing trace with hash -2040784493, now seen corresponding path program 1 times [2024-11-13 14:13:00,963 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:00,963 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272816986] [2024-11-13 14:13:00,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:00,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:01,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:01,203 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:01,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:01,215 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:01,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:01,228 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:01,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:01,246 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 14:13:01,249 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:01,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272816986] [2024-11-13 14:13:01,250 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272816986] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:13:01,250 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:13:01,250 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-13 14:13:01,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32410330] [2024-11-13 14:13:01,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:13:01,252 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 14:13:01,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:01,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 14:13:01,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-13 14:13:01,252 INFO L87 Difference]: Start difference. First operand 54 states and 62 transitions. Second operand has 7 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:01,394 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:01,394 INFO L93 Difference]: Finished difference Result 62 states and 71 transitions. [2024-11-13 14:13:01,394 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 14:13:01,395 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 47 [2024-11-13 14:13:01,395 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:01,396 INFO L225 Difference]: With dead ends: 62 [2024-11-13 14:13:01,396 INFO L226 Difference]: Without dead ends: 61 [2024-11-13 14:13:01,396 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-13 14:13:01,398 INFO L432 NwaCegarLoop]: 46 mSDtfsCounter, 2 mSDsluCounter, 161 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 207 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:01,398 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 207 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 69 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:13:01,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-11-13 14:13:01,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 59. [2024-11-13 14:13:01,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 54 states have internal predecessors, (62), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:01,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 68 transitions. [2024-11-13 14:13:01,413 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 68 transitions. Word has length 47 [2024-11-13 14:13:01,414 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:01,414 INFO L471 AbstractCegarLoop]: Abstraction has 59 states and 68 transitions. [2024-11-13 14:13:01,414 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 5.5) internal successors, (33), 6 states have internal predecessors, (33), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:01,414 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 68 transitions. [2024-11-13 14:13:01,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-11-13 14:13:01,418 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:01,418 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:01,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-13 14:13:01,419 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:01,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:01,419 INFO L85 PathProgramCache]: Analyzing trace with hash -2039491563, now seen corresponding path program 1 times [2024-11-13 14:13:01,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:01,419 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739023301] [2024-11-13 14:13:01,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:01,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:01,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:01,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:01,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:01,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:01,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:01,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:01,718 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 14:13:01,720 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:01,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739023301] [2024-11-13 14:13:01,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1739023301] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:01,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820624653] [2024-11-13 14:13:01,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:01,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:01,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:01,724 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:01,729 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-13 14:13:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:02,121 INFO L255 TraceCheckSpWp]: Trace formula consists of 444 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 14:13:02,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:02,181 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 14:13:02,181 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:13:02,290 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 14:13:02,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [820624653] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:13:02,291 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:13:02,291 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5, 5] total 12 [2024-11-13 14:13:02,291 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [760797712] [2024-11-13 14:13:02,291 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:13:02,292 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-13 14:13:02,292 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:02,292 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-13 14:13:02,292 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-13 14:13:02,296 INFO L87 Difference]: Start difference. First operand 59 states and 68 transitions. Second operand has 13 states, 12 states have (on average 4.083333333333333) internal successors, (49), 12 states have internal predecessors, (49), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:02,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:02,473 INFO L93 Difference]: Finished difference Result 78 states and 91 transitions. [2024-11-13 14:13:02,473 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2024-11-13 14:13:02,473 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 4.083333333333333) internal successors, (49), 12 states have internal predecessors, (49), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 47 [2024-11-13 14:13:02,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:02,474 INFO L225 Difference]: With dead ends: 78 [2024-11-13 14:13:02,474 INFO L226 Difference]: Without dead ends: 77 [2024-11-13 14:13:02,475 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2024-11-13 14:13:02,475 INFO L432 NwaCegarLoop]: 48 mSDtfsCounter, 7 mSDsluCounter, 256 mSDsCounter, 0 mSdLazyCounter, 91 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 304 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 91 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:02,476 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 304 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 91 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:13:02,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 77 states. [2024-11-13 14:13:02,481 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 77 to 73. [2024-11-13 14:13:02,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 73 states, 65 states have (on average 1.2) internal successors, (78), 68 states have internal predecessors, (78), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:02,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 84 transitions. [2024-11-13 14:13:02,483 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 84 transitions. Word has length 47 [2024-11-13 14:13:02,483 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:02,483 INFO L471 AbstractCegarLoop]: Abstraction has 73 states and 84 transitions. [2024-11-13 14:13:02,483 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 4.083333333333333) internal successors, (49), 12 states have internal predecessors, (49), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:02,483 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 84 transitions. [2024-11-13 14:13:02,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2024-11-13 14:13:02,484 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:02,484 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:02,509 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-13 14:13:02,684 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:02,685 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:02,685 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:02,685 INFO L85 PathProgramCache]: Analyzing trace with hash -1748625838, now seen corresponding path program 1 times [2024-11-13 14:13:02,685 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:02,685 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1973916510] [2024-11-13 14:13:02,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:02,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:02,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:02,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:02,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:02,986 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:02,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:02,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:03,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:03,009 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 14:13:03,010 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:03,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1973916510] [2024-11-13 14:13:03,010 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1973916510] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:03,010 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [27678618] [2024-11-13 14:13:03,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:03,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:03,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:03,012 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:03,014 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-13 14:13:03,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:03,395 INFO L255 TraceCheckSpWp]: Trace formula consists of 456 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 14:13:03,398 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:03,509 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 14:13:03,509 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:13:03,509 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [27678618] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:13:03,509 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 14:13:03,509 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 12 [2024-11-13 14:13:03,509 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968021279] [2024-11-13 14:13:03,509 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:13:03,510 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 14:13:03,510 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:03,510 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 14:13:03,511 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-13 14:13:03,511 INFO L87 Difference]: Start difference. First operand 73 states and 84 transitions. Second operand has 8 states, 7 states have (on average 5.142857142857143) internal successors, (36), 8 states have internal predecessors, (36), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:03,588 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:03,588 INFO L93 Difference]: Finished difference Result 73 states and 84 transitions. [2024-11-13 14:13:03,589 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 14:13:03,589 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.142857142857143) internal successors, (36), 8 states have internal predecessors, (36), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 50 [2024-11-13 14:13:03,589 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:03,590 INFO L225 Difference]: With dead ends: 73 [2024-11-13 14:13:03,590 INFO L226 Difference]: Without dead ends: 72 [2024-11-13 14:13:03,590 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 50 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-13 14:13:03,591 INFO L432 NwaCegarLoop]: 41 mSDtfsCounter, 6 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:03,591 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 199 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:13:03,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2024-11-13 14:13:03,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 72. [2024-11-13 14:13:03,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 72 states, 65 states have (on average 1.1846153846153846) internal successors, (77), 67 states have internal predecessors, (77), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:03,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 83 transitions. [2024-11-13 14:13:03,598 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 83 transitions. Word has length 50 [2024-11-13 14:13:03,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:03,598 INFO L471 AbstractCegarLoop]: Abstraction has 72 states and 83 transitions. [2024-11-13 14:13:03,599 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.142857142857143) internal successors, (36), 8 states have internal predecessors, (36), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:03,599 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 83 transitions. [2024-11-13 14:13:03,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-11-13 14:13:03,600 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:03,600 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:03,626 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2024-11-13 14:13:03,800 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:03,801 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:03,801 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:03,801 INFO L85 PathProgramCache]: Analyzing trace with hash 1627174010, now seen corresponding path program 1 times [2024-11-13 14:13:03,801 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:03,801 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1575831526] [2024-11-13 14:13:03,801 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:03,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:03,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:04,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:04,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:04,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:04,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:04,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:04,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:04,143 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-13 14:13:04,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:04,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1575831526] [2024-11-13 14:13:04,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1575831526] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:04,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693001561] [2024-11-13 14:13:04,143 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:04,144 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:04,144 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:04,146 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:04,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-13 14:13:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:04,573 INFO L255 TraceCheckSpWp]: Trace formula consists of 457 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 14:13:04,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:04,698 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-11-13 14:13:04,699 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 14:13:04,699 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1693001561] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:13:04,699 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 14:13:04,699 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [6] total 12 [2024-11-13 14:13:04,699 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [732593330] [2024-11-13 14:13:04,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:13:04,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 14:13:04,700 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:04,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 14:13:04,701 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-13 14:13:04,701 INFO L87 Difference]: Start difference. First operand 72 states and 83 transitions. Second operand has 8 states, 7 states have (on average 5.285714285714286) internal successors, (37), 8 states have internal predecessors, (37), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:04,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:04,803 INFO L93 Difference]: Finished difference Result 77 states and 88 transitions. [2024-11-13 14:13:04,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 14:13:04,804 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.285714285714286) internal successors, (37), 8 states have internal predecessors, (37), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 51 [2024-11-13 14:13:04,804 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:04,805 INFO L225 Difference]: With dead ends: 77 [2024-11-13 14:13:04,805 INFO L226 Difference]: Without dead ends: 76 [2024-11-13 14:13:04,805 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 51 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2024-11-13 14:13:04,806 INFO L432 NwaCegarLoop]: 43 mSDtfsCounter, 2 mSDsluCounter, 246 mSDsCounter, 0 mSdLazyCounter, 86 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 289 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 86 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:04,806 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 289 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 86 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:13:04,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2024-11-13 14:13:04,812 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2024-11-13 14:13:04,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 69 states have (on average 1.173913043478261) internal successors, (81), 71 states have internal predecessors, (81), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:04,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 87 transitions. [2024-11-13 14:13:04,813 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 87 transitions. Word has length 51 [2024-11-13 14:13:04,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:04,814 INFO L471 AbstractCegarLoop]: Abstraction has 76 states and 87 transitions. [2024-11-13 14:13:04,814 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.285714285714286) internal successors, (37), 8 states have internal predecessors, (37), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:04,814 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 87 transitions. [2024-11-13 14:13:04,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2024-11-13 14:13:04,815 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:04,815 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:04,840 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-13 14:13:05,015 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2024-11-13 14:13:05,016 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:05,016 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:05,016 INFO L85 PathProgramCache]: Analyzing trace with hash 344734370, now seen corresponding path program 1 times [2024-11-13 14:13:05,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:05,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1269289517] [2024-11-13 14:13:05,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:05,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:05,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:05,201 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:05,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:05,212 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:05,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:05,223 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:05,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:05,236 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-13 14:13:05,236 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:05,236 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1269289517] [2024-11-13 14:13:05,236 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1269289517] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:13:05,236 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:13:05,237 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-13 14:13:05,237 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1925220196] [2024-11-13 14:13:05,237 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:13:05,237 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 14:13:05,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:05,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 14:13:05,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-13 14:13:05,238 INFO L87 Difference]: Start difference. First operand 76 states and 87 transitions. Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 14:13:05,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:05,327 INFO L93 Difference]: Finished difference Result 123 states and 139 transitions. [2024-11-13 14:13:05,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-13 14:13:05,328 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 52 [2024-11-13 14:13:05,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:05,329 INFO L225 Difference]: With dead ends: 123 [2024-11-13 14:13:05,329 INFO L226 Difference]: Without dead ends: 75 [2024-11-13 14:13:05,329 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-13 14:13:05,330 INFO L432 NwaCegarLoop]: 50 mSDtfsCounter, 32 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 31 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:05,330 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [32 Valid, 134 Invalid, 31 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:13:05,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-13 14:13:05,335 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2024-11-13 14:13:05,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 68 states have (on average 1.161764705882353) internal successors, (79), 70 states have internal predecessors, (79), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:05,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 85 transitions. [2024-11-13 14:13:05,337 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 85 transitions. Word has length 52 [2024-11-13 14:13:05,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:05,337 INFO L471 AbstractCegarLoop]: Abstraction has 75 states and 85 transitions. [2024-11-13 14:13:05,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 4 states have internal predecessors, (34), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 14:13:05,338 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 85 transitions. [2024-11-13 14:13:05,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-11-13 14:13:05,338 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:05,339 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:05,339 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 14:13:05,339 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:05,339 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:05,340 INFO L85 PathProgramCache]: Analyzing trace with hash 337961117, now seen corresponding path program 1 times [2024-11-13 14:13:05,340 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:05,340 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334368765] [2024-11-13 14:13:05,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:05,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:05,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:05,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:05,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:05,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:05,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:05,642 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:05,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:05,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334368765] [2024-11-13 14:13:05,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1334368765] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:05,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1500890375] [2024-11-13 14:13:05,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:05,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:05,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:05,645 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:05,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-13 14:13:06,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:06,055 INFO L255 TraceCheckSpWp]: Trace formula consists of 460 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-11-13 14:13:06,058 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:06,114 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:06,115 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:13:06,260 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:06,260 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1500890375] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:13:06,260 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:13:06,260 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 7, 7] total 16 [2024-11-13 14:13:06,260 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1917447837] [2024-11-13 14:13:06,260 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:13:06,261 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-13 14:13:06,261 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:06,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-13 14:13:06,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2024-11-13 14:13:06,262 INFO L87 Difference]: Start difference. First operand 75 states and 85 transitions. Second operand has 17 states, 16 states have (on average 3.75) internal successors, (60), 16 states have internal predecessors, (60), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:06,460 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:06,460 INFO L93 Difference]: Finished difference Result 91 states and 103 transitions. [2024-11-13 14:13:06,461 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-13 14:13:06,461 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 16 states have (on average 3.75) internal successors, (60), 16 states have internal predecessors, (60), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 53 [2024-11-13 14:13:06,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:06,462 INFO L225 Difference]: With dead ends: 91 [2024-11-13 14:13:06,462 INFO L226 Difference]: Without dead ends: 90 [2024-11-13 14:13:06,462 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 117 GetRequests, 102 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 62 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2024-11-13 14:13:06,463 INFO L432 NwaCegarLoop]: 44 mSDtfsCounter, 10 mSDsluCounter, 288 mSDsCounter, 0 mSdLazyCounter, 126 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 332 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 126 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:06,464 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 332 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 126 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 14:13:06,464 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-11-13 14:13:06,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 80. [2024-11-13 14:13:06,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 73 states have (on average 1.1643835616438356) internal successors, (85), 75 states have internal predecessors, (85), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:06,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 91 transitions. [2024-11-13 14:13:06,471 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 91 transitions. Word has length 53 [2024-11-13 14:13:06,471 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:06,471 INFO L471 AbstractCegarLoop]: Abstraction has 80 states and 91 transitions. [2024-11-13 14:13:06,471 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 16 states have (on average 3.75) internal successors, (60), 16 states have internal predecessors, (60), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:06,471 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 91 transitions. [2024-11-13 14:13:06,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-11-13 14:13:06,472 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:06,472 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:06,499 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-13 14:13:06,673 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:06,673 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:06,673 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:06,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1942693049, now seen corresponding path program 1 times [2024-11-13 14:13:06,674 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:06,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1523846010] [2024-11-13 14:13:06,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:06,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:06,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:07,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:07,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:07,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:07,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:07,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:07,040 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:07,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:07,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1523846010] [2024-11-13 14:13:07,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1523846010] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:07,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [764636441] [2024-11-13 14:13:07,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:07,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:07,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:07,043 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:07,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-13 14:13:07,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:07,464 INFO L255 TraceCheckSpWp]: Trace formula consists of 473 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 14:13:07,467 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:07,552 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:07,552 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:13:07,763 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:07,766 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [764636441] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:13:07,766 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:13:07,767 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 9] total 20 [2024-11-13 14:13:07,767 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [557727677] [2024-11-13 14:13:07,767 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:13:07,767 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2024-11-13 14:13:07,767 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:07,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2024-11-13 14:13:07,768 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=85, Invalid=335, Unknown=0, NotChecked=0, Total=420 [2024-11-13 14:13:07,769 INFO L87 Difference]: Start difference. First operand 80 states and 91 transitions. Second operand has 21 states, 20 states have (on average 3.4) internal successors, (68), 20 states have internal predecessors, (68), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:07,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:07,993 INFO L93 Difference]: Finished difference Result 102 states and 115 transitions. [2024-11-13 14:13:07,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2024-11-13 14:13:07,994 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 20 states have (on average 3.4) internal successors, (68), 20 states have internal predecessors, (68), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 57 [2024-11-13 14:13:07,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:07,995 INFO L225 Difference]: With dead ends: 102 [2024-11-13 14:13:07,997 INFO L226 Difference]: Without dead ends: 101 [2024-11-13 14:13:07,997 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 127 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=85, Invalid=335, Unknown=0, NotChecked=0, Total=420 [2024-11-13 14:13:07,998 INFO L432 NwaCegarLoop]: 42 mSDtfsCounter, 16 mSDsluCounter, 364 mSDsCounter, 0 mSdLazyCounter, 174 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 406 SdHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 174 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:07,998 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 406 Invalid, 177 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 174 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 14:13:07,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2024-11-13 14:13:08,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 99. [2024-11-13 14:13:08,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 99 states, 92 states have (on average 1.1304347826086956) internal successors, (104), 94 states have internal predecessors, (104), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:08,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 110 transitions. [2024-11-13 14:13:08,008 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 110 transitions. Word has length 57 [2024-11-13 14:13:08,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:08,008 INFO L471 AbstractCegarLoop]: Abstraction has 99 states and 110 transitions. [2024-11-13 14:13:08,008 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 20 states have (on average 3.4) internal successors, (68), 20 states have internal predecessors, (68), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:08,008 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 110 transitions. [2024-11-13 14:13:08,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-11-13 14:13:08,009 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:08,009 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:08,038 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2024-11-13 14:13:08,215 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-13 14:13:08,215 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:08,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:08,216 INFO L85 PathProgramCache]: Analyzing trace with hash 1041054271, now seen corresponding path program 1 times [2024-11-13 14:13:08,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:08,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1412456236] [2024-11-13 14:13:08,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:08,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:08,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:08,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:08,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:08,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:08,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:08,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:08,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:08,628 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:08,628 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:08,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1412456236] [2024-11-13 14:13:08,629 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1412456236] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:08,629 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1625409121] [2024-11-13 14:13:08,629 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:08,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:08,630 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:08,632 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:08,635 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-13 14:13:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:09,066 INFO L255 TraceCheckSpWp]: Trace formula consists of 494 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-13 14:13:09,069 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:09,163 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:09,163 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:13:09,446 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:09,447 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1625409121] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:13:09,447 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:13:09,447 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11, 11] total 24 [2024-11-13 14:13:09,447 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [403321321] [2024-11-13 14:13:09,447 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:13:09,448 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2024-11-13 14:13:09,449 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:09,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2024-11-13 14:13:09,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=125, Invalid=475, Unknown=0, NotChecked=0, Total=600 [2024-11-13 14:13:09,451 INFO L87 Difference]: Start difference. First operand 99 states and 110 transitions. Second operand has 25 states, 24 states have (on average 3.25) internal successors, (78), 24 states have internal predecessors, (78), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:09,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:09,751 INFO L93 Difference]: Finished difference Result 144 states and 159 transitions. [2024-11-13 14:13:09,751 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2024-11-13 14:13:09,752 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 24 states have (on average 3.25) internal successors, (78), 24 states have internal predecessors, (78), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 62 [2024-11-13 14:13:09,752 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:09,753 INFO L225 Difference]: With dead ends: 144 [2024-11-13 14:13:09,755 INFO L226 Difference]: Without dead ends: 141 [2024-11-13 14:13:09,755 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=125, Invalid=475, Unknown=0, NotChecked=0, Total=600 [2024-11-13 14:13:09,757 INFO L432 NwaCegarLoop]: 42 mSDtfsCounter, 23 mSDsluCounter, 442 mSDsCounter, 0 mSdLazyCounter, 203 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 484 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 203 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:09,757 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 484 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 203 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-13 14:13:09,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-13 14:13:09,766 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 109. [2024-11-13 14:13:09,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 109 states, 102 states have (on average 1.1372549019607843) internal successors, (116), 104 states have internal predecessors, (116), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:09,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 122 transitions. [2024-11-13 14:13:09,769 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 122 transitions. Word has length 62 [2024-11-13 14:13:09,770 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:09,770 INFO L471 AbstractCegarLoop]: Abstraction has 109 states and 122 transitions. [2024-11-13 14:13:09,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 24 states have (on average 3.25) internal successors, (78), 24 states have internal predecessors, (78), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:09,771 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 122 transitions. [2024-11-13 14:13:09,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2024-11-13 14:13:09,772 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:09,772 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:09,798 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-13 14:13:09,973 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:09,974 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:09,975 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:09,975 INFO L85 PathProgramCache]: Analyzing trace with hash -501965692, now seen corresponding path program 1 times [2024-11-13 14:13:09,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:09,975 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1295378015] [2024-11-13 14:13:09,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:09,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:10,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:10,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:10,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:10,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:10,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:10,397 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:10,406 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:10,406 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:10,406 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1295378015] [2024-11-13 14:13:10,406 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1295378015] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:10,407 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [576366668] [2024-11-13 14:13:10,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:10,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:10,407 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:10,409 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:10,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-13 14:13:10,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:10,912 INFO L255 TraceCheckSpWp]: Trace formula consists of 512 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-13 14:13:10,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:11,014 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:11,014 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:13:11,364 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:11,364 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [576366668] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:13:11,364 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:13:11,364 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 13, 13] total 28 [2024-11-13 14:13:11,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787156784] [2024-11-13 14:13:11,365 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:13:11,365 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2024-11-13 14:13:11,366 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:11,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2024-11-13 14:13:11,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=159, Invalid=653, Unknown=0, NotChecked=0, Total=812 [2024-11-13 14:13:11,367 INFO L87 Difference]: Start difference. First operand 109 states and 122 transitions. Second operand has 29 states, 28 states have (on average 3.142857142857143) internal successors, (88), 28 states have internal predecessors, (88), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:11,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:11,622 INFO L93 Difference]: Finished difference Result 162 states and 178 transitions. [2024-11-13 14:13:11,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2024-11-13 14:13:11,622 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 28 states have (on average 3.142857142857143) internal successors, (88), 28 states have internal predecessors, (88), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 67 [2024-11-13 14:13:11,623 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:11,624 INFO L225 Difference]: With dead ends: 162 [2024-11-13 14:13:11,624 INFO L226 Difference]: Without dead ends: 161 [2024-11-13 14:13:11,627 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=159, Invalid=653, Unknown=0, NotChecked=0, Total=812 [2024-11-13 14:13:11,628 INFO L432 NwaCegarLoop]: 42 mSDtfsCounter, 17 mSDsluCounter, 372 mSDsCounter, 0 mSdLazyCounter, 188 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 414 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 188 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:11,628 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 414 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 188 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 14:13:11,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 161 states. [2024-11-13 14:13:11,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 161 to 119. [2024-11-13 14:13:11,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 112 states have (on average 1.125) internal successors, (126), 114 states have internal predecessors, (126), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:11,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 132 transitions. [2024-11-13 14:13:11,647 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 132 transitions. Word has length 67 [2024-11-13 14:13:11,647 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:11,647 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 132 transitions. [2024-11-13 14:13:11,648 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 28 states have (on average 3.142857142857143) internal successors, (88), 28 states have internal predecessors, (88), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:11,648 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 132 transitions. [2024-11-13 14:13:11,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2024-11-13 14:13:11,649 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:11,649 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 6, 6, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:11,675 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-13 14:13:11,850 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:11,851 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:11,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:11,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1541071649, now seen corresponding path program 1 times [2024-11-13 14:13:11,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:11,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1536228735] [2024-11-13 14:13:11,852 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:11,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:11,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:12,328 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:12,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:12,338 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:12,346 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:12,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:12,355 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:12,355 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:12,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1536228735] [2024-11-13 14:13:12,356 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1536228735] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:12,356 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1767129690] [2024-11-13 14:13:12,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:12,356 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:12,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:12,358 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:12,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-13 14:13:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:12,856 INFO L255 TraceCheckSpWp]: Trace formula consists of 541 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-11-13 14:13:12,859 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:12,968 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:12,968 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:13:13,381 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:13,381 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1767129690] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:13:13,381 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:13:13,381 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 15, 15] total 32 [2024-11-13 14:13:13,381 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597296001] [2024-11-13 14:13:13,381 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:13:13,382 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-13 14:13:13,382 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:13,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-13 14:13:13,385 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=273, Invalid=783, Unknown=0, NotChecked=0, Total=1056 [2024-11-13 14:13:13,385 INFO L87 Difference]: Start difference. First operand 119 states and 132 transitions. Second operand has 33 states, 32 states have (on average 3.125) internal successors, (100), 32 states have internal predecessors, (100), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:13,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:13,651 INFO L93 Difference]: Finished difference Result 179 states and 206 transitions. [2024-11-13 14:13:13,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2024-11-13 14:13:13,652 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 32 states have (on average 3.125) internal successors, (100), 32 states have internal predecessors, (100), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 73 [2024-11-13 14:13:13,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:13,653 INFO L225 Difference]: With dead ends: 179 [2024-11-13 14:13:13,653 INFO L226 Difference]: Without dead ends: 178 [2024-11-13 14:13:13,654 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 134 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=273, Invalid=783, Unknown=0, NotChecked=0, Total=1056 [2024-11-13 14:13:13,655 INFO L432 NwaCegarLoop]: 47 mSDtfsCounter, 55 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 161 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 447 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 161 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:13,656 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 447 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 161 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 14:13:13,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 178 states. [2024-11-13 14:13:13,670 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 178 to 158. [2024-11-13 14:13:13,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 151 states have (on average 1.1390728476821192) internal successors, (172), 153 states have internal predecessors, (172), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:13,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 178 transitions. [2024-11-13 14:13:13,672 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 178 transitions. Word has length 73 [2024-11-13 14:13:13,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:13,672 INFO L471 AbstractCegarLoop]: Abstraction has 158 states and 178 transitions. [2024-11-13 14:13:13,672 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 32 states have (on average 3.125) internal successors, (100), 32 states have internal predecessors, (100), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:13,672 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 178 transitions. [2024-11-13 14:13:13,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2024-11-13 14:13:13,673 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:13,673 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:13,700 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-13 14:13:13,874 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2024-11-13 14:13:13,874 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:13,875 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:13,875 INFO L85 PathProgramCache]: Analyzing trace with hash 2133582169, now seen corresponding path program 2 times [2024-11-13 14:13:13,875 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:13,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448675080] [2024-11-13 14:13:13,875 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:13,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:13,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:14,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:14,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:14,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:14,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:14,418 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:14,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:14,430 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:14,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:14,432 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448675080] [2024-11-13 14:13:14,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448675080] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:14,433 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [69669417] [2024-11-13 14:13:14,433 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 14:13:14,433 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:14,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:14,436 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:14,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-13 14:13:15,033 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 14:13:15,035 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 14:13:15,039 INFO L255 TraceCheckSpWp]: Trace formula consists of 551 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 14:13:15,042 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:15,347 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:15,348 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:13:15,861 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:15,862 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [69669417] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:13:15,862 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:13:15,862 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 36 [2024-11-13 14:13:15,863 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1158989233] [2024-11-13 14:13:15,863 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:13:15,864 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-11-13 14:13:15,864 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:15,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-11-13 14:13:15,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=257, Invalid=1075, Unknown=0, NotChecked=0, Total=1332 [2024-11-13 14:13:15,867 INFO L87 Difference]: Start difference. First operand 158 states and 178 transitions. Second operand has 37 states, 36 states have (on average 3.0) internal successors, (108), 36 states have internal predecessors, (108), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:16,195 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:16,196 INFO L93 Difference]: Finished difference Result 224 states and 248 transitions. [2024-11-13 14:13:16,196 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-13 14:13:16,197 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 36 states have (on average 3.0) internal successors, (108), 36 states have internal predecessors, (108), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 77 [2024-11-13 14:13:16,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:16,198 INFO L225 Difference]: With dead ends: 224 [2024-11-13 14:13:16,199 INFO L226 Difference]: Without dead ends: 223 [2024-11-13 14:13:16,200 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 414 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=257, Invalid=1075, Unknown=0, NotChecked=0, Total=1332 [2024-11-13 14:13:16,202 INFO L432 NwaCegarLoop]: 42 mSDtfsCounter, 26 mSDsluCounter, 460 mSDsCounter, 0 mSdLazyCounter, 232 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 502 SdHoareTripleChecker+Invalid, 235 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 232 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:16,202 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 502 Invalid, 235 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 232 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-13 14:13:16,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2024-11-13 14:13:16,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 164. [2024-11-13 14:13:16,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 164 states, 157 states have (on average 1.1337579617834395) internal successors, (178), 159 states have internal predecessors, (178), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:16,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 184 transitions. [2024-11-13 14:13:16,220 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 184 transitions. Word has length 77 [2024-11-13 14:13:16,221 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:16,221 INFO L471 AbstractCegarLoop]: Abstraction has 164 states and 184 transitions. [2024-11-13 14:13:16,221 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 36 states have (on average 3.0) internal successors, (108), 36 states have internal predecessors, (108), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:16,221 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 184 transitions. [2024-11-13 14:13:16,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2024-11-13 14:13:16,222 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:16,222 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 6, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:16,249 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2024-11-13 14:13:16,423 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2024-11-13 14:13:16,423 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:16,423 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:16,423 INFO L85 PathProgramCache]: Analyzing trace with hash 1972822040, now seen corresponding path program 2 times [2024-11-13 14:13:16,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:16,424 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798149425] [2024-11-13 14:13:16,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:16,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:16,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:16,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:16,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:16,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:16,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:16,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:16,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:16,958 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:16,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:16,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798149425] [2024-11-13 14:13:16,958 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798149425] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:16,958 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693302604] [2024-11-13 14:13:16,958 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 14:13:16,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:16,959 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:16,961 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:16,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-13 14:13:17,571 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 14:13:17,572 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 14:13:17,576 INFO L255 TraceCheckSpWp]: Trace formula consists of 560 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-13 14:13:17,578 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:17,694 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:17,695 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:13:18,209 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:18,209 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1693302604] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:13:18,209 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:13:18,209 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 17, 17] total 36 [2024-11-13 14:13:18,209 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1607353774] [2024-11-13 14:13:18,210 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:13:18,211 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 37 states [2024-11-13 14:13:18,211 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:18,214 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2024-11-13 14:13:18,215 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=313, Invalid=1019, Unknown=0, NotChecked=0, Total=1332 [2024-11-13 14:13:18,215 INFO L87 Difference]: Start difference. First operand 164 states and 184 transitions. Second operand has 37 states, 36 states have (on average 3.0555555555555554) internal successors, (110), 36 states have internal predecessors, (110), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:18,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:18,529 INFO L93 Difference]: Finished difference Result 200 states and 222 transitions. [2024-11-13 14:13:18,529 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-13 14:13:18,530 INFO L78 Accepts]: Start accepts. Automaton has has 37 states, 36 states have (on average 3.0555555555555554) internal successors, (110), 36 states have internal predecessors, (110), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 78 [2024-11-13 14:13:18,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:18,531 INFO L225 Difference]: With dead ends: 200 [2024-11-13 14:13:18,531 INFO L226 Difference]: Without dead ends: 199 [2024-11-13 14:13:18,532 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 177 GetRequests, 142 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 392 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=313, Invalid=1019, Unknown=0, NotChecked=0, Total=1332 [2024-11-13 14:13:18,533 INFO L432 NwaCegarLoop]: 44 mSDtfsCounter, 46 mSDsluCounter, 434 mSDsCounter, 0 mSdLazyCounter, 208 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 478 SdHoareTripleChecker+Invalid, 212 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 208 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:18,533 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 478 Invalid, 212 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 208 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-13 14:13:18,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2024-11-13 14:13:18,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 169. [2024-11-13 14:13:18,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 162 states have (on average 1.1358024691358024) internal successors, (184), 164 states have internal predecessors, (184), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:18,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 190 transitions. [2024-11-13 14:13:18,546 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 190 transitions. Word has length 78 [2024-11-13 14:13:18,546 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:18,546 INFO L471 AbstractCegarLoop]: Abstraction has 169 states and 190 transitions. [2024-11-13 14:13:18,546 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 37 states, 36 states have (on average 3.0555555555555554) internal successors, (110), 36 states have internal predecessors, (110), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:18,546 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 190 transitions. [2024-11-13 14:13:18,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2024-11-13 14:13:18,547 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:18,547 INFO L215 NwaCegarLoop]: trace histogram [7, 7, 7, 7, 6, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:18,573 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-13 14:13:18,752 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2024-11-13 14:13:18,752 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:18,752 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:18,752 INFO L85 PathProgramCache]: Analyzing trace with hash 280408191, now seen corresponding path program 2 times [2024-11-13 14:13:18,752 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:18,752 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [255135482] [2024-11-13 14:13:18,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:18,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:18,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:19,336 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:19,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:19,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:19,353 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:19,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:19,361 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:19,362 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:19,362 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [255135482] [2024-11-13 14:13:19,362 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [255135482] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:19,363 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1687060030] [2024-11-13 14:13:19,363 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 14:13:19,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:19,363 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:19,367 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:19,371 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-13 14:13:19,981 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 14:13:19,981 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 14:13:19,984 INFO L255 TraceCheckSpWp]: Trace formula consists of 574 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-13 14:13:19,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:20,095 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:20,095 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:13:20,632 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:20,632 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1687060030] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:13:20,632 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:13:20,632 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 19, 19] total 40 [2024-11-13 14:13:20,633 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [385346737] [2024-11-13 14:13:20,633 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:13:20,633 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 41 states [2024-11-13 14:13:20,634 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:20,634 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2024-11-13 14:13:20,635 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=357, Invalid=1283, Unknown=0, NotChecked=0, Total=1640 [2024-11-13 14:13:20,635 INFO L87 Difference]: Start difference. First operand 169 states and 190 transitions. Second operand has 41 states, 40 states have (on average 2.95) internal successors, (118), 40 states have internal predecessors, (118), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:21,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:21,011 INFO L93 Difference]: Finished difference Result 216 states and 238 transitions. [2024-11-13 14:13:21,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2024-11-13 14:13:21,012 INFO L78 Accepts]: Start accepts. Automaton has has 41 states, 40 states have (on average 2.95) internal successors, (118), 40 states have internal predecessors, (118), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 82 [2024-11-13 14:13:21,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:21,013 INFO L225 Difference]: With dead ends: 216 [2024-11-13 14:13:21,013 INFO L226 Difference]: Without dead ends: 215 [2024-11-13 14:13:21,014 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 187 GetRequests, 148 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 484 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=357, Invalid=1283, Unknown=0, NotChecked=0, Total=1640 [2024-11-13 14:13:21,015 INFO L432 NwaCegarLoop]: 42 mSDtfsCounter, 50 mSDsluCounter, 466 mSDsCounter, 0 mSdLazyCounter, 251 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 508 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 251 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:21,015 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [50 Valid, 508 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 251 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-13 14:13:21,016 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 215 states. [2024-11-13 14:13:21,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 215 to 173. [2024-11-13 14:13:21,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 173 states, 166 states have (on average 1.1325301204819278) internal successors, (188), 168 states have internal predecessors, (188), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:21,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 194 transitions. [2024-11-13 14:13:21,031 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 194 transitions. Word has length 82 [2024-11-13 14:13:21,031 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:21,031 INFO L471 AbstractCegarLoop]: Abstraction has 173 states and 194 transitions. [2024-11-13 14:13:21,031 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 41 states, 40 states have (on average 2.95) internal successors, (118), 40 states have internal predecessors, (118), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:21,031 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 194 transitions. [2024-11-13 14:13:21,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2024-11-13 14:13:21,032 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:21,035 INFO L215 NwaCegarLoop]: trace histogram [5, 5, 5, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:21,062 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-13 14:13:21,236 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2024-11-13 14:13:21,236 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:21,237 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:21,237 INFO L85 PathProgramCache]: Analyzing trace with hash 942522212, now seen corresponding path program 3 times [2024-11-13 14:13:21,237 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:21,237 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1631914329] [2024-11-13 14:13:21,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:21,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:21,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:21,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:21,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:21,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:21,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:21,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:21,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:21,874 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:21,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:21,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1631914329] [2024-11-13 14:13:21,875 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1631914329] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:21,875 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [676962878] [2024-11-13 14:13:21,875 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-13 14:13:21,875 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:21,876 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:21,878 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:21,882 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-13 14:13:28,507 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2024-11-13 14:13:28,507 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 14:13:28,515 INFO L255 TraceCheckSpWp]: Trace formula consists of 571 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-13 14:13:28,518 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:28,742 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2024-11-13 14:13:28,742 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:13:29,071 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2024-11-13 14:13:29,071 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [676962878] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:29,071 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-13 14:13:29,071 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [22, 8] total 34 [2024-11-13 14:13:29,071 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390671693] [2024-11-13 14:13:29,071 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:13:29,072 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 14:13:29,072 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:29,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 14:13:29,073 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=162, Invalid=960, Unknown=0, NotChecked=0, Total=1122 [2024-11-13 14:13:29,073 INFO L87 Difference]: Start difference. First operand 173 states and 194 transitions. Second operand has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 14:13:29,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:29,311 INFO L93 Difference]: Finished difference Result 222 states and 243 transitions. [2024-11-13 14:13:29,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 14:13:29,312 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 87 [2024-11-13 14:13:29,312 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:29,313 INFO L225 Difference]: With dead ends: 222 [2024-11-13 14:13:29,313 INFO L226 Difference]: Without dead ends: 85 [2024-11-13 14:13:29,314 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 371 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=222, Invalid=1260, Unknown=0, NotChecked=0, Total=1482 [2024-11-13 14:13:29,316 INFO L432 NwaCegarLoop]: 45 mSDtfsCounter, 46 mSDsluCounter, 158 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 46 SdHoareTripleChecker+Valid, 203 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:29,316 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [46 Valid, 203 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:13:29,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2024-11-13 14:13:29,326 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2024-11-13 14:13:29,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 80 states have (on average 1.0625) internal successors, (85), 80 states have internal predecessors, (85), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:29,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 91 transitions. [2024-11-13 14:13:29,327 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 91 transitions. Word has length 87 [2024-11-13 14:13:29,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:29,328 INFO L471 AbstractCegarLoop]: Abstraction has 85 states and 91 transitions. [2024-11-13 14:13:29,328 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.75) internal successors, (46), 8 states have internal predecessors, (46), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 14:13:29,328 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 91 transitions. [2024-11-13 14:13:29,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2024-11-13 14:13:29,329 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:29,330 INFO L215 NwaCegarLoop]: trace histogram [9, 9, 9, 8, 8, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:29,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-11-13 14:13:29,533 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-11-13 14:13:29,534 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:29,534 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:29,534 INFO L85 PathProgramCache]: Analyzing trace with hash -456539105, now seen corresponding path program 2 times [2024-11-13 14:13:29,534 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:29,534 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [51458674] [2024-11-13 14:13:29,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:29,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:30,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:30,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:30,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:30,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:30,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:30,366 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:30,366 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:30,366 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [51458674] [2024-11-13 14:13:30,367 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [51458674] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:30,367 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [311422531] [2024-11-13 14:13:30,367 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 14:13:30,367 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:30,367 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:30,370 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:30,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-13 14:13:31,088 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 14:13:31,088 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 14:13:31,092 INFO L255 TraceCheckSpWp]: Trace formula consists of 606 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-13 14:13:31,094 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:31,243 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:31,244 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:13:32,083 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:32,083 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [311422531] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:13:32,083 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:13:32,084 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 23, 23] total 48 [2024-11-13 14:13:32,084 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1949730620] [2024-11-13 14:13:32,084 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:13:32,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 49 states [2024-11-13 14:13:32,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:13:32,086 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2024-11-13 14:13:32,087 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=505, Invalid=1847, Unknown=0, NotChecked=0, Total=2352 [2024-11-13 14:13:32,087 INFO L87 Difference]: Start difference. First operand 85 states and 91 transitions. Second operand has 49 states, 48 states have (on average 2.875) internal successors, (138), 48 states have internal predecessors, (138), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:32,345 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:13:32,345 INFO L93 Difference]: Finished difference Result 136 states and 151 transitions. [2024-11-13 14:13:32,345 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2024-11-13 14:13:32,346 INFO L78 Accepts]: Start accepts. Automaton has has 49 states, 48 states have (on average 2.875) internal successors, (138), 48 states have internal predecessors, (138), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 92 [2024-11-13 14:13:32,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:13:32,347 INFO L225 Difference]: With dead ends: 136 [2024-11-13 14:13:32,347 INFO L226 Difference]: Without dead ends: 135 [2024-11-13 14:13:32,348 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 679 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=505, Invalid=1847, Unknown=0, NotChecked=0, Total=2352 [2024-11-13 14:13:32,349 INFO L432 NwaCegarLoop]: 40 mSDtfsCounter, 4 mSDsluCounter, 326 mSDsCounter, 0 mSdLazyCounter, 162 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 164 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 162 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:13:32,349 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 366 Invalid, 164 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 162 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-13 14:13:32,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2024-11-13 14:13:32,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 135. [2024-11-13 14:13:32,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 130 states have (on average 1.0384615384615385) internal successors, (135), 130 states have internal predecessors, (135), 3 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:13:32,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 141 transitions. [2024-11-13 14:13:32,363 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 141 transitions. Word has length 92 [2024-11-13 14:13:32,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:13:32,363 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 141 transitions. [2024-11-13 14:13:32,365 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 49 states, 48 states have (on average 2.875) internal successors, (138), 48 states have internal predecessors, (138), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:13:32,365 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 141 transitions. [2024-11-13 14:13:32,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2024-11-13 14:13:32,367 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:13:32,367 INFO L215 NwaCegarLoop]: trace histogram [19, 19, 19, 18, 18, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:13:32,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-13 14:13:32,567 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2024-11-13 14:13:32,568 INFO L396 AbstractCegarLoop]: === Iteration 27 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:13:32,568 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:13:32,568 INFO L85 PathProgramCache]: Analyzing trace with hash -1095428769, now seen corresponding path program 3 times [2024-11-13 14:13:32,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:13:32,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1457108640] [2024-11-13 14:13:32,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:13:32,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:13:32,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:34,396 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:13:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:34,404 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:13:34,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:34,410 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:13:34,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:13:34,418 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 0 proven. 837 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:13:34,418 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:13:34,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1457108640] [2024-11-13 14:13:34,418 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1457108640] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:13:34,418 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1341446495] [2024-11-13 14:13:34,418 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2024-11-13 14:13:34,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:13:34,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:13:34,421 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:13:34,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-13 14:13:38,288 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2024-11-13 14:13:38,288 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 14:13:38,302 INFO L255 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 145 conjuncts are in the unsatisfiable core [2024-11-13 14:13:38,312 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:13:38,362 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2024-11-13 14:13:38,808 INFO L349 Elim1Store]: treesize reduction 18, result has 35.7 percent of original size [2024-11-13 14:13:38,809 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 17 treesize of output 21 [2024-11-13 14:13:38,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 14:13:38,955 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2024-11-13 14:13:39,095 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-13 14:13:39,116 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 11 [2024-11-13 14:13:39,504 INFO L349 Elim1Store]: treesize reduction 17, result has 29.2 percent of original size [2024-11-13 14:13:39,505 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 108 treesize of output 61 [2024-11-13 14:13:39,522 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 51 treesize of output 29 [2024-11-13 14:13:40,139 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-13 14:13:40,140 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 83 treesize of output 34 [2024-11-13 14:13:40,156 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-13 14:13:40,167 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 10 [2024-11-13 14:13:40,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 14:13:40,670 INFO L349 Elim1Store]: treesize reduction 29, result has 14.7 percent of original size [2024-11-13 14:13:40,670 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 91 treesize of output 62 [2024-11-13 14:13:40,693 INFO L349 Elim1Store]: treesize reduction 8, result has 72.4 percent of original size [2024-11-13 14:13:40,693 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 28 treesize of output 30 [2024-11-13 14:13:40,712 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 38 [2024-11-13 14:13:41,749 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 195 treesize of output 77 [2024-11-13 14:13:41,810 INFO L349 Elim1Store]: treesize reduction 162, result has 19.0 percent of original size [2024-11-13 14:13:41,811 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 5 case distinctions, treesize of input 303 treesize of output 107 [2024-11-13 14:13:43,363 INFO L349 Elim1Store]: treesize reduction 57, result has 21.9 percent of original size [2024-11-13 14:13:43,364 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 1 disjoint index pairs (out of 15 index pairs), introduced 9 new quantified variables, introduced 14 case distinctions, treesize of input 161 treesize of output 81 [2024-11-13 14:13:43,390 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 4 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 16 [2024-11-13 14:13:43,544 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2024-11-13 14:13:43,620 INFO L134 CoverageAnalysis]: Checked inductivity of 854 backedges. 96 proven. 10 refuted. 0 times theorem prover too weak. 748 trivial. 0 not checked. [2024-11-13 14:13:43,620 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:15:37,377 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse21 (select |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_dll_circular_insert_~last~1#1.base|)) (.cse19 (select |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_dll_circular_insert_~last~1#1.base|))) (let ((.cse7 (select .cse19 |c_ULTIMATE.start_dll_circular_insert_~last~1#1.offset|)) (.cse18 (+ |c_ULTIMATE.start_dll_circular_insert_~new_node~0#1.offset| 4)) (.cse16 (select .cse21 |c_ULTIMATE.start_dll_circular_insert_~last~1#1.offset|))) (let ((.cse10 (let ((.cse20 (store |c_#memory_$Pointer$#1.offset| |c_ULTIMATE.start_dll_circular_insert_~last~1#1.base| (store .cse21 |c_ULTIMATE.start_dll_circular_insert_~last~1#1.offset| |c_ULTIMATE.start_dll_circular_insert_~new_node~0#1.offset|)))) (store .cse20 |c_ULTIMATE.start_dll_circular_insert_~new_node~0#1.base| (store (store (select .cse20 |c_ULTIMATE.start_dll_circular_insert_~new_node~0#1.base|) .cse18 |c_ULTIMATE.start_dll_circular_insert_~last~1#1.offset|) |c_ULTIMATE.start_dll_circular_insert_~new_node~0#1.offset| .cse16)))) (.cse6 (let ((.cse17 (store |c_#memory_$Pointer$#1.base| |c_ULTIMATE.start_dll_circular_insert_~last~1#1.base| (store .cse19 |c_ULTIMATE.start_dll_circular_insert_~last~1#1.offset| |c_ULTIMATE.start_dll_circular_insert_~new_node~0#1.base|)))) (store .cse17 |c_ULTIMATE.start_dll_circular_insert_~new_node~0#1.base| (store (store (select .cse17 |c_ULTIMATE.start_dll_circular_insert_~new_node~0#1.base|) .cse18 |c_ULTIMATE.start_dll_circular_insert_~last~1#1.base|) |c_ULTIMATE.start_dll_circular_insert_~new_node~0#1.offset| .cse7))))) (let ((.cse0 (select (select |c_#memory_$Pointer$#2.offset| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|)) (.cse8 (select .cse6 .cse7)) (.cse11 (select .cse10 .cse7)) (.cse9 (+ .cse16 4)) (.cse5 (select (select |c_#memory_$Pointer$#2.base| |c_ULTIMATE.start_main_~#s~0#1.base|) |c_ULTIMATE.start_main_~#s~0#1.offset|))) (and (forall ((v_ArrVal_5169 Int) (v_ArrVal_5165 Int)) (= .cse0 (let ((.cse1 (store .cse10 .cse7 (store .cse11 .cse9 v_ArrVal_5169))) (.cse2 (store .cse6 .cse7 (store .cse8 .cse9 v_ArrVal_5165)))) (let ((.cse3 (select (select .cse2 .cse5) .cse0)) (.cse4 (select (select .cse1 .cse5) .cse0))) (select (select .cse1 (select (select .cse2 .cse3) .cse4)) (select (select .cse1 .cse3) .cse4)))))) (forall ((v_ArrVal_5169 Int) (v_ArrVal_5165 Int)) (= (let ((.cse15 (store .cse10 .cse7 (store .cse11 .cse9 v_ArrVal_5169))) (.cse12 (store .cse6 .cse7 (store .cse8 .cse9 v_ArrVal_5165)))) (let ((.cse13 (select (select .cse12 .cse5) .cse0)) (.cse14 (select (select .cse15 .cse5) .cse0))) (select (select .cse12 (select (select .cse12 .cse13) .cse14)) (select (select .cse15 .cse13) .cse14)))) .cse5))))))) is different from false [2024-11-13 14:17:17,835 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1341446495] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:17:17,835 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 14:17:17,835 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 29] total 72 [2024-11-13 14:17:17,835 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [347893091] [2024-11-13 14:17:17,835 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 14:17:17,836 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 72 states [2024-11-13 14:17:17,836 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:17:17,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 72 interpolants. [2024-11-13 14:17:17,839 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=583, Invalid=5873, Unknown=28, NotChecked=158, Total=6642 [2024-11-13 14:17:17,839 INFO L87 Difference]: Start difference. First operand 135 states and 141 transitions. Second operand has 72 states, 70 states have (on average 2.5714285714285716) internal successors, (180), 66 states have internal predecessors, (180), 4 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2024-11-13 14:17:48,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:17:48,681 INFO L93 Difference]: Finished difference Result 256 states and 265 transitions. [2024-11-13 14:17:48,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 71 states. [2024-11-13 14:17:48,681 INFO L78 Accepts]: Start accepts. Automaton has has 72 states, 70 states have (on average 2.5714285714285716) internal successors, (180), 66 states have internal predecessors, (180), 4 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) Word has length 142 [2024-11-13 14:17:48,682 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:17:48,683 INFO L225 Difference]: With dead ends: 256 [2024-11-13 14:17:48,683 INFO L226 Difference]: Without dead ends: 151 [2024-11-13 14:17:48,687 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 358 GetRequests, 222 SyntacticMatches, 0 SemanticMatches, 136 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 4163 ImplicationChecksByTransitivity, 244.9s TimeCoverageRelationStatistics Valid=1812, Invalid=16792, Unknown=32, NotChecked=270, Total=18906 [2024-11-13 14:17:48,687 INFO L432 NwaCegarLoop]: 22 mSDtfsCounter, 146 mSDsluCounter, 514 mSDsCounter, 0 mSdLazyCounter, 1341 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 536 SdHoareTripleChecker+Invalid, 1348 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 1341 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.4s IncrementalHoareTripleChecker+Time [2024-11-13 14:17:48,688 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 536 Invalid, 1348 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 1341 Invalid, 0 Unknown, 0 Unchecked, 3.4s Time] [2024-11-13 14:17:48,688 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2024-11-13 14:17:48,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 149. [2024-11-13 14:17:48,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 143 states have (on average 1.0419580419580419) internal successors, (149), 143 states have internal predecessors, (149), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:17:48,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 155 transitions. [2024-11-13 14:17:48,704 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 155 transitions. Word has length 142 [2024-11-13 14:17:48,704 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:17:48,704 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 155 transitions. [2024-11-13 14:17:48,705 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 72 states, 70 states have (on average 2.5714285714285716) internal successors, (180), 66 states have internal predecessors, (180), 4 states have call successors, (6), 4 states have call predecessors, (6), 4 states have return successors, (6), 4 states have call predecessors, (6), 4 states have call successors, (6) [2024-11-13 14:17:48,705 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 155 transitions. [2024-11-13 14:17:48,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-13 14:17:48,706 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:17:48,707 INFO L215 NwaCegarLoop]: trace histogram [20, 20, 20, 19, 19, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:17:48,734 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-11-13 14:17:48,911 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable26 [2024-11-13 14:17:48,911 INFO L396 AbstractCegarLoop]: === Iteration 28 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:17:48,911 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:17:48,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1114755955, now seen corresponding path program 1 times [2024-11-13 14:17:48,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:17:48,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1303256537] [2024-11-13 14:17:48,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:17:48,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:17:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:17:49,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:17:49,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:17:49,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:17:49,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:17:49,192 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:17:49,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:17:49,198 INFO L134 CoverageAnalysis]: Checked inductivity of 948 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 947 trivial. 0 not checked. [2024-11-13 14:17:49,198 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:17:49,198 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1303256537] [2024-11-13 14:17:49,198 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1303256537] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:17:49,199 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1703131913] [2024-11-13 14:17:49,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:17:49,199 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:17:49,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:17:49,201 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:17:49,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-13 14:17:49,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:17:49,781 INFO L255 TraceCheckSpWp]: Trace formula consists of 833 conjuncts, 45 conjuncts are in the unsatisfiable core [2024-11-13 14:17:49,785 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:17:51,926 INFO L134 CoverageAnalysis]: Checked inductivity of 948 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:17:51,926 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:17:55,548 INFO L134 CoverageAnalysis]: Checked inductivity of 948 backedges. 0 proven. 931 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:17:55,549 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1703131913] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:17:55,549 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:17:55,549 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 45, 45] total 94 [2024-11-13 14:17:55,549 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1206071958] [2024-11-13 14:17:55,549 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:17:55,550 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 94 states [2024-11-13 14:17:55,550 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:17:55,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 94 interpolants. [2024-11-13 14:17:55,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1913, Invalid=6829, Unknown=0, NotChecked=0, Total=8742 [2024-11-13 14:17:55,553 INFO L87 Difference]: Start difference. First operand 149 states and 155 transitions. Second operand has 94 states, 94 states have (on average 2.8617021276595747) internal successors, (269), 93 states have internal predecessors, (269), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:17:56,152 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:17:56,152 INFO L93 Difference]: Finished difference Result 370 states and 399 transitions. [2024-11-13 14:17:56,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2024-11-13 14:17:56,153 INFO L78 Accepts]: Start accepts. Automaton has has 94 states, 94 states have (on average 2.8617021276595747) internal successors, (269), 93 states have internal predecessors, (269), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 149 [2024-11-13 14:17:56,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:17:56,154 INFO L225 Difference]: With dead ends: 370 [2024-11-13 14:17:56,154 INFO L226 Difference]: Without dead ends: 259 [2024-11-13 14:17:56,158 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 215 SyntacticMatches, 0 SemanticMatches, 92 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2321 ImplicationChecksByTransitivity, 5.2s TimeCoverageRelationStatistics Valid=1913, Invalid=6829, Unknown=0, NotChecked=0, Total=8742 [2024-11-13 14:17:56,159 INFO L432 NwaCegarLoop]: 38 mSDtfsCounter, 5 mSDsluCounter, 585 mSDsCounter, 0 mSdLazyCounter, 363 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 366 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 363 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-13 14:17:56,160 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 623 Invalid, 366 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 363 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-13 14:17:56,162 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 259 states. [2024-11-13 14:17:56,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 259 to 259. [2024-11-13 14:17:56,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 259 states, 253 states have (on average 1.0276679841897234) internal successors, (260), 253 states have internal predecessors, (260), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:17:56,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 266 transitions. [2024-11-13 14:17:56,189 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 266 transitions. Word has length 149 [2024-11-13 14:17:56,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:17:56,189 INFO L471 AbstractCegarLoop]: Abstraction has 259 states and 266 transitions. [2024-11-13 14:17:56,189 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 94 states, 94 states have (on average 2.8617021276595747) internal successors, (269), 93 states have internal predecessors, (269), 1 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2024-11-13 14:17:56,189 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 266 transitions. [2024-11-13 14:17:56,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2024-11-13 14:17:56,192 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:17:56,192 INFO L215 NwaCegarLoop]: trace histogram [41, 41, 41, 40, 40, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:17:56,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Ended with exit code 0 [2024-11-13 14:17:56,392 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-11-13 14:17:56,393 INFO L396 AbstractCegarLoop]: === Iteration 29 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:17:56,393 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:17:56,393 INFO L85 PathProgramCache]: Analyzing trace with hash -457257437, now seen corresponding path program 1 times [2024-11-13 14:17:56,393 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:17:56,393 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1013267674] [2024-11-13 14:17:56,393 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:17:56,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:17:56,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:17:57,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:17:57,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:17:57,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:17:57,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:17:57,188 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:17:57,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:17:57,203 INFO L134 CoverageAnalysis]: Checked inductivity of 4077 backedges. 5 proven. 5 refuted. 0 times theorem prover too weak. 4067 trivial. 0 not checked. [2024-11-13 14:17:57,203 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:17:57,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1013267674] [2024-11-13 14:17:57,203 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1013267674] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 14:17:57,203 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1027476044] [2024-11-13 14:17:57,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:17:57,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 14:17:57,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 14:17:57,206 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 14:17:57,208 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-13 14:17:57,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:17:57,809 INFO L255 TraceCheckSpWp]: Trace formula consists of 1217 conjuncts, 87 conjuncts are in the unsatisfiable core [2024-11-13 14:17:57,815 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 14:18:03,649 INFO L134 CoverageAnalysis]: Checked inductivity of 4077 backedges. 0 proven. 4060 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:18:03,650 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 14:18:15,168 INFO L134 CoverageAnalysis]: Checked inductivity of 4077 backedges. 0 proven. 4060 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-11-13 14:18:15,168 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1027476044] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 14:18:15,168 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 14:18:15,169 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 87, 87] total 185 [2024-11-13 14:18:15,169 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [608021889] [2024-11-13 14:18:15,169 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 14:18:15,170 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 185 states [2024-11-13 14:18:15,170 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:15,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 185 interpolants. [2024-11-13 14:18:15,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7346, Invalid=26694, Unknown=0, NotChecked=0, Total=34040 [2024-11-13 14:18:15,180 INFO L87 Difference]: Start difference. First operand 259 states and 266 transitions. Second operand has 185 states, 185 states have (on average 2.6648648648648647) internal successors, (493), 183 states have internal predecessors, (493), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-13 14:18:37,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:37,869 INFO L93 Difference]: Finished difference Result 1110 states and 1201 transitions. [2024-11-13 14:18:37,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 349 states. [2024-11-13 14:18:37,870 INFO L78 Accepts]: Start accepts. Automaton has has 185 states, 185 states have (on average 2.6648648648648647) internal successors, (493), 183 states have internal predecessors, (493), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) Word has length 254 [2024-11-13 14:18:37,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:18:37,873 INFO L225 Difference]: With dead ends: 1110 [2024-11-13 14:18:37,873 INFO L226 Difference]: Without dead ends: 892 [2024-11-13 14:18:37,884 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 694 GetRequests, 341 SyntacticMatches, 0 SemanticMatches, 353 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32376 ImplicationChecksByTransitivity, 37.3s TimeCoverageRelationStatistics Valid=21732, Invalid=103938, Unknown=0, NotChecked=0, Total=125670 [2024-11-13 14:18:37,884 INFO L432 NwaCegarLoop]: 27 mSDtfsCounter, 444 mSDsluCounter, 783 mSDsCounter, 0 mSdLazyCounter, 915 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 444 SdHoareTripleChecker+Valid, 810 SdHoareTripleChecker+Invalid, 917 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 915 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-13 14:18:37,885 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [444 Valid, 810 Invalid, 917 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 915 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-13 14:18:37,886 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 892 states. [2024-11-13 14:18:37,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 892 to 467. [2024-11-13 14:18:37,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 467 states, 461 states have (on average 1.0130151843817787) internal successors, (467), 461 states have internal predecessors, (467), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (3), 3 states have call predecessors, (3), 3 states have call successors, (3) [2024-11-13 14:18:37,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 467 states and 473 transitions. [2024-11-13 14:18:37,926 INFO L78 Accepts]: Start accepts. Automaton has 467 states and 473 transitions. Word has length 254 [2024-11-13 14:18:37,926 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:18:37,926 INFO L471 AbstractCegarLoop]: Abstraction has 467 states and 473 transitions. [2024-11-13 14:18:37,927 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 185 states, 185 states have (on average 2.6648648648648647) internal successors, (493), 183 states have internal predecessors, (493), 2 states have call successors, (6), 2 states have call predecessors, (6), 2 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2024-11-13 14:18:37,927 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 473 transitions. [2024-11-13 14:18:37,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2024-11-13 14:18:37,936 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 14:18:37,936 INFO L215 NwaCegarLoop]: trace histogram [83, 83, 83, 82, 82, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:37,960 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2024-11-13 14:18:38,137 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-11-13 14:18:38,137 INFO L396 AbstractCegarLoop]: === Iteration 30 === Targeting ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 11 more)] === [2024-11-13 14:18:38,137 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 14:18:38,137 INFO L85 PathProgramCache]: Analyzing trace with hash 1178981780, now seen corresponding path program 4 times [2024-11-13 14:18:38,137 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 14:18:38,138 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [820154831] [2024-11-13 14:18:38,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 14:18:38,138 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 14:18:38,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:39,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-11-13 14:18:39,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:39,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2024-11-13 14:18:39,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:39,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-11-13 14:18:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 14:18:39,140 INFO L134 CoverageAnalysis]: Checked inductivity of 16954 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 16949 trivial. 0 not checked. [2024-11-13 14:18:39,140 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 14:18:39,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [820154831] [2024-11-13 14:18:39,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [820154831] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 14:18:39,140 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 14:18:39,140 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 14:18:39,141 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468016303] [2024-11-13 14:18:39,141 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 14:18:39,141 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 14:18:39,141 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 14:18:39,142 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 14:18:39,142 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-11-13 14:18:39,142 INFO L87 Difference]: Start difference. First operand 467 states and 473 transitions. Second operand has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 14:18:39,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 14:18:39,255 INFO L93 Difference]: Finished difference Result 467 states and 473 transitions. [2024-11-13 14:18:39,255 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 14:18:39,256 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 465 [2024-11-13 14:18:39,256 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 14:18:39,256 INFO L225 Difference]: With dead ends: 467 [2024-11-13 14:18:39,256 INFO L226 Difference]: Without dead ends: 0 [2024-11-13 14:18:39,257 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=64, Unknown=0, NotChecked=0, Total=90 [2024-11-13 14:18:39,258 INFO L432 NwaCegarLoop]: 23 mSDtfsCounter, 6 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 33 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 110 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 33 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 14:18:39,259 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 110 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 33 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 14:18:39,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-13 14:18:39,260 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-13 14:18:39,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 14:18:39,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-13 14:18:39,261 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 465 [2024-11-13 14:18:39,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 14:18:39,261 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-13 14:18:39,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.142857142857143) internal successors, (43), 6 states have internal predecessors, (43), 2 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2024-11-13 14:18:39,261 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-13 14:18:39,262 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 14:18:39,265 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (13 of 14 remaining) [2024-11-13 14:18:39,265 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (12 of 14 remaining) [2024-11-13 14:18:39,265 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (11 of 14 remaining) [2024-11-13 14:18:39,265 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (10 of 14 remaining) [2024-11-13 14:18:39,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 14 remaining) [2024-11-13 14:18:39,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 14 remaining) [2024-11-13 14:18:39,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 14 remaining) [2024-11-13 14:18:39,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 14 remaining) [2024-11-13 14:18:39,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 14 remaining) [2024-11-13 14:18:39,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 14 remaining) [2024-11-13 14:18:39,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 14 remaining) [2024-11-13 14:18:39,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 14 remaining) [2024-11-13 14:18:39,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 14 remaining) [2024-11-13 14:18:39,266 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 14 remaining) [2024-11-13 14:18:39,266 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-13 14:18:39,271 INFO L407 BasicCegarLoop]: Path program histogram: [4, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 14:18:39,274 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-13 14:18:40,619 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 14:18:40,634 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 14:18:40,635 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 14:18:40,637 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~mid_index~0 [2024-11-13 14:18:40,638 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head!offset [2024-11-13 14:18:40,638 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~last~1!offset [2024-11-13 14:18:40,638 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,638 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,638 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[IdentifierExpression[~snd_to_last~0!base,]]] [2024-11-13 14:18:40,638 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,639 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,639 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,639 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~new_node~0!base [2024-11-13 14:18:40,639 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.offset [2024-11-13 14:18:40,639 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL] [2024-11-13 14:18:40,640 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,640 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,640 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,640 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,640 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,640 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,640 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,640 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,640 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,641 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,641 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_to_last~0!offset [2024-11-13 14:18:40,641 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~new_node~0!offset [2024-11-13 14:18:40,641 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_to_last~0!base [2024-11-13 14:18:40,641 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,641 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,641 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] [2024-11-13 14:18:40,641 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 14:18:40,641 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 14:18:40,641 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!offset [2024-11-13 14:18:40,642 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-13 14:18:40,642 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,642 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,642 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,642 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,643 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,643 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,643 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,643 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,643 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,643 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,643 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,643 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,644 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~new_node~0!base [2024-11-13 14:18:40,644 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,644 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,644 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] [2024-11-13 14:18:40,644 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,644 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,644 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,644 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,645 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,645 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[IdentifierExpression[~snd_to_last~0!base,]]] [2024-11-13 14:18:40,645 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~last~1!base [2024-11-13 14:18:40,645 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,645 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,645 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~head!base,]]] [2024-11-13 14:18:40,645 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_to_last~0!base [2024-11-13 14:18:40,645 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head!base [2024-11-13 14:18:40,645 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!base [2024-11-13 14:18:40,645 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 14:18:40,645 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 14:18:40,645 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~mid_index~0 [2024-11-13 14:18:40,646 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head!offset [2024-11-13 14:18:40,646 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,646 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,646 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,646 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~new_node~0!base [2024-11-13 14:18:40,647 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.offset [2024-11-13 14:18:40,647 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL] [2024-11-13 14:18:40,647 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,647 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,647 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,647 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,647 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,648 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,648 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,648 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,648 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,648 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,648 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_to_last~0!offset [2024-11-13 14:18:40,648 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~new_node~0!offset [2024-11-13 14:18:40,648 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,648 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,649 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~head!base,]]] [2024-11-13 14:18:40,649 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~last~1!base [2024-11-13 14:18:40,649 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,649 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,649 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] [2024-11-13 14:18:40,649 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~last~1!base [2024-11-13 14:18:40,649 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~snd_to_last~0!base [2024-11-13 14:18:40,649 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 14:18:40,649 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 14:18:40,649 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~last~1!offset [2024-11-13 14:18:40,650 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!offset [2024-11-13 14:18:40,654 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~len~0 [2024-11-13 14:18:40,654 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,654 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,654 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,654 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,654 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,654 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,654 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~new_node~0!base [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head!base [2024-11-13 14:18:40,655 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!base [2024-11-13 14:18:40,663 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,665 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ptr~0!base [2024-11-13 14:18:40,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,666 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ptr~0!offset [2024-11-13 14:18:40,667 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.offset [2024-11-13 14:18:40,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL] [2024-11-13 14:18:40,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,668 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] [2024-11-13 14:18:40,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!offset [2024-11-13 14:18:40,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,669 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,670 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,672 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,672 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,672 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,672 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] [2024-11-13 14:18:40,672 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,672 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,672 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,673 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,673 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,673 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,673 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,673 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,673 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,674 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,674 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,674 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,675 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ptr~0!offset [2024-11-13 14:18:40,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.offset [2024-11-13 14:18:40,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL] [2024-11-13 14:18:40,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] [2024-11-13 14:18:40,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!offset [2024-11-13 14:18:40,676 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,680 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] [2024-11-13 14:18:40,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,681 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,682 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,682 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,682 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] [2024-11-13 14:18:40,682 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~ptr~0!base [2024-11-13 14:18:40,682 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base [2024-11-13 14:18:40,682 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] [2024-11-13 14:18:40,682 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] [2024-11-13 14:18:40,683 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!offset [2024-11-13 14:18:40,683 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 14:18:40,683 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 14:18:40,683 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!offset [2024-11-13 14:18:40,683 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~last~0!offset [2024-11-13 14:18:40,683 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2024-11-13 14:18:40,683 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~last~0!base [2024-11-13 14:18:40,688 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!offset [2024-11-13 14:18:40,688 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 14:18:40,688 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 14:18:40,688 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,688 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] [2024-11-13 14:18:40,688 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[IdentifierExpression[~head~0!base,]]] [2024-11-13 14:18:40,688 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~last~0!base [2024-11-13 14:18:40,688 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 14:18:40,688 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] [2024-11-13 14:18:40,688 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,688 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] [2024-11-13 14:18:40,689 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[IdentifierExpression[~head~0!base,]]] [2024-11-13 14:18:40,689 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#s~0!offset [2024-11-13 14:18:40,689 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~last~0!offset [2024-11-13 14:18:40,689 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2024-11-13 14:18:40,689 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~head~0!base [2024-11-13 14:18:40,689 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~last~0!base [2024-11-13 14:18:40,695 WARN L162 FloydHoareUtils]: Requires clause for node_create contained old-variable. Original clause: (and (= |old(#length)| |#length|) (= |old(#memory_$Pointer$#1.base)| |#memory_$Pointer$#1.base|) (= |#memory_int#1| |old(#memory_int#1)|) (= |old(#memory_$Pointer$#1.offset)| |#memory_$Pointer$#1.offset|) (= |old(#valid)| |#valid|)) Eliminated clause: true [2024-11-13 14:18:40,703 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 14:18:40,703 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Cannot backtranslate array access to array UnaryExpression[OLD,IdentifierExpression[#valid,GLOBAL]] [2024-11-13 14:18:40,705 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-13 14:18:40,705 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #valid [2024-11-13 14:18:40,705 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #res!base [2024-11-13 14:18:40,706 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #res!offset [2024-11-13 14:18:40,706 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-11-13 14:18:40,706 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-13 14:18:40,706 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset [2024-11-13 14:18:40,706 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base [2024-11-13 14:18:40,706 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression [2024-11-13 14:18:40,708 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL [2024-11-13 14:18:40,709 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID [2024-11-13 14:18:40,709 WARN L976 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID [2024-11-13 14:18:40,711 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 02:18:40 BoogieIcfgContainer [2024-11-13 14:18:40,711 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 14:18:40,712 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 14:18:40,712 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 14:18:40,712 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 14:18:40,713 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 02:12:53" (3/4) ... [2024-11-13 14:18:40,717 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 14:18:40,725 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure node_create [2024-11-13 14:18:40,734 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-13 14:18:40,734 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-13 14:18:40,735 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-13 14:18:40,736 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 14:18:40,857 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/witness.graphml [2024-11-13 14:18:40,858 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/witness.yml [2024-11-13 14:18:40,858 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 14:18:40,859 INFO L158 Benchmark]: Toolchain (without parser) took 349335.85ms. Allocated memory was 117.4MB in the beginning and 419.4MB in the end (delta: 302.0MB). Free memory was 90.4MB in the beginning and 312.1MB in the end (delta: -221.8MB). Peak memory consumption was 81.0MB. Max. memory is 16.1GB. [2024-11-13 14:18:40,860 INFO L158 Benchmark]: CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 39.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:18:40,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 547.34ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 71.9MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 14:18:40,861 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.82ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:18:40,861 INFO L158 Benchmark]: Boogie Preprocessor took 126.14ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 66.3MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 14:18:40,862 INFO L158 Benchmark]: RCFGBuilder took 876.18ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 44.1MB in the end (delta: 22.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 14:18:40,862 INFO L158 Benchmark]: TraceAbstraction took 347576.03ms. Allocated memory was 117.4MB in the beginning and 419.4MB in the end (delta: 302.0MB). Free memory was 43.7MB in the beginning and 320.4MB in the end (delta: -276.8MB). Peak memory consumption was 218.4MB. Max. memory is 16.1GB. [2024-11-13 14:18:40,864 INFO L158 Benchmark]: Witness Printer took 146.41ms. Allocated memory is still 419.4MB. Free memory was 320.4MB in the beginning and 312.1MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 14:18:40,865 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.48ms. Allocated memory is still 83.9MB. Free memory is still 39.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 547.34ms. Allocated memory is still 117.4MB. Free memory was 90.4MB in the beginning and 71.9MB in the end (delta: 18.5MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.82ms. Allocated memory is still 117.4MB. Free memory was 71.9MB in the beginning and 69.8MB in the end (delta: 2.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 126.14ms. Allocated memory is still 117.4MB. Free memory was 69.8MB in the beginning and 66.3MB in the end (delta: 3.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 876.18ms. Allocated memory is still 117.4MB. Free memory was 66.3MB in the beginning and 44.1MB in the end (delta: 22.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 347576.03ms. Allocated memory was 117.4MB in the beginning and 419.4MB in the end (delta: 302.0MB). Free memory was 43.7MB in the beginning and 320.4MB in the end (delta: -276.8MB). Peak memory consumption was 218.4MB. Max. memory is 16.1GB. * Witness Printer took 146.41ms. Allocated memory is still 419.4MB. Free memory was 320.4MB in the beginning and 312.1MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~mid_index~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~last~1!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[IdentifierExpression[~snd_to_last~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~new_node~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_to_last~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~new_node~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_to_last~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~new_node~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[IdentifierExpression[~snd_to_last~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~last~1!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~head!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_to_last~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~mid_index~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~new_node~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_to_last~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~new_node~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~head!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~last~1!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~last~1!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~snd_to_last~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~last~1!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~len~0 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~new_node~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ptr~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ptr~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ptr~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.offset,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[4]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[ArrayAccessExpression[ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]],[IntegerLiteral[0]]]]],[IntegerLiteral[0]]]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~ptr~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#2.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#2.base,GLOBAL],[IdentifierExpression[~#s~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~last~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~last~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.base,GLOBAL],[IdentifierExpression[~head~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~last~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#valid,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array ArrayAccessExpression[IdentifierExpression[#memory_$Pointer$#1.offset,GLOBAL],[IdentifierExpression[~head~0!base,]]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#s~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~last~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~head~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~last~0!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Cannot backtranslate array access to array UnaryExpression[OLD,IdentifierExpression[#valid,GLOBAL]] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #valid - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #res!base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #res!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #memory_$Pointer$#1.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: ArrayStoreExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_ALL - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PID - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~unnamed0~0~P_PGID * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 595]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 595]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 644]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 644]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 619]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 619]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 653]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 653]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 659]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 659]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 665]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 665]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 667]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 667]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 71 locations, 14 error locations. Started 1 CEGAR loops. OverallTime: 346.1s, OverallIterations: 30, TraceHistogramMax: 83, PathProgramHistogramMax: 4, EmptinessCheckTime: 0.1s, AutomataDifference: 59.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1004 SdHoareTripleChecker+Valid, 8.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1001 mSDsluCounter, 9326 SdHoareTripleChecker+Invalid, 7.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 7927 mSDsCounter, 63 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5119 IncrementalHoareTripleChecker+Invalid, 5182 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 63 mSolverCounterUnsat, 1399 mSDtfsCounter, 5119 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3484 GetRequests, 2502 SyntacticMatches, 3 SemanticMatches, 979 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 42126 ImplicationChecksByTransitivity, 293.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=467occurred in iteration=29, InterpolantAutomatonStates: 882, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 30 MinimizatonAttempts, 677 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 1.1s SsaConstructionTime, 12.3s SatisfiabilityAnalysisTime, 261.8s InterpolantComputationTime, 3862 NumberOfCodeBlocks, 3792 NumberOfCodeBlocksAsserted, 61 NumberOfCheckSat, 4978 ConstructedInterpolants, 25 QuantifiedInterpolants, 14708 SizeOfPredicates, 13 NumberOfNonLiveVariables, 10418 ConjunctsInSsa, 458 ConjunctsInUnsatCore, 62 InterpolantComputations, 17 PerfectInterpolantSequences, 23900/36524 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 14 specifications checked. All of them hold - InvariantResult [Line: 616]: Loop Invariant Derived loop invariant: ((index <= 0) || (index == 1)) - InvariantResult [Line: 660]: Loop Invariant Derived loop invariant: ((len == 2) && (2 == count)) - InvariantResult [Line: 648]: Loop Invariant Derived loop invariant: (((mid_index == 1) && (count == 0)) && (len == 2)) - InvariantResult [Line: 588]: Loop Invariant Derived loop invariant: (((2 == len) && (len == 2)) || ((len == 2) && (len <= 1))) RESULT: Ultimate proved your program to be correct! [2024-11-13 14:18:40,931 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb6ab307-377b-48a2-956e-b89546180efa/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE