./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memcleanup.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test1-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (memcleanup) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/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_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerMemDerefMemtrack.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test1-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-MemCleanup-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-memcleanup) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 16:20:46,854 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 16:20:46,946 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-MemCleanup-32bit-Automizer_Default.epf [2024-11-13 16:20:46,952 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 16:20:46,952 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 16:20:46,985 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 16:20:46,991 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 16:20:46,991 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 16:20:46,992 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 16:20:46,992 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 16:20:46,992 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 16:20:46,992 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 16:20:46,992 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 16:20:46,993 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 16:20:46,993 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 16:20:46,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 16:20:46,993 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 16:20:46,993 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 16:20:46,993 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 16:20:46,993 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 16:20:46,993 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 16:20:46,993 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 16:20:46,994 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 16:20:46,994 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 16:20:46,994 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 16:20:46,994 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 16:20:46,994 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 16:20:46,994 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 16:20:46,994 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 16:20:46,994 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 16:20:46,994 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 16:20:46,994 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 16:20:46,997 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 16:20:46,997 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 16:20:46,998 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 16:20:46,998 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 16:20:46,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:20:46,998 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 16:20:46,999 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 16:20:46,999 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 16:20:46,999 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 16:20:47,000 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 16:20:47,000 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 16:20:47,000 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 16:20:47,000 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 16:20:47,000 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_3ceefd9c-679b-4c07-99ca-4aada0a26800/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 valid-memcleanup) ) 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 -> fdc85b042221b41aa26e62667e19ce1f6c246be9a2cb4f81fe8b15c8429db160 [2024-11-13 16:20:47,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 16:20:47,352 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 16:20:47,355 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 16:20:47,356 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 16:20:47,356 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 16:20:47,358 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test1-1.i Unable to find full path for "g++" [2024-11-13 16:20:49,232 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 16:20:49,656 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 16:20:49,656 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/sv-benchmarks/c/uthash-2.0.2/uthash_SAX_nondet_test1-1.i [2024-11-13 16:20:49,673 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/data/4debb2d10/a6fa9622636e41eaa4bc3d7d9dade438/FLAG55763ff0a [2024-11-13 16:20:49,689 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/data/4debb2d10/a6fa9622636e41eaa4bc3d7d9dade438 [2024-11-13 16:20:49,692 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 16:20:49,694 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 16:20:49,695 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 16:20:49,696 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 16:20:49,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 16:20:49,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:20:49" (1/1) ... [2024-11-13 16:20:49,703 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1487adbb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:49, skipping insertion in model container [2024-11-13 16:20:49,703 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 04:20:49" (1/1) ... [2024-11-13 16:20:49,742 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 16:20:50,239 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 16:20:50,283 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 16:20:50,287 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 16:20:50,291 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 16:20:50,299 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 16:20:50,320 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 16:20:50,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:20:50,334 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 16:20:50,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 16:20:50,510 INFO L204 MainTranslator]: Completed translation [2024-11-13 16:20:50,511 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50 WrapperNode [2024-11-13 16:20:50,511 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 16:20:50,512 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 16:20:50,512 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 16:20:50,512 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 16:20:50,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50" (1/1) ... [2024-11-13 16:20:50,538 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50" (1/1) ... [2024-11-13 16:20:50,583 INFO L138 Inliner]: procedures = 176, calls = 170, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 781 [2024-11-13 16:20:50,584 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 16:20:50,584 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 16:20:50,584 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 16:20:50,584 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 16:20:50,594 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50" (1/1) ... [2024-11-13 16:20:50,595 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50" (1/1) ... [2024-11-13 16:20:50,609 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50" (1/1) ... [2024-11-13 16:20:50,681 INFO L175 MemorySlicer]: Split 158 memory accesses to 2 slices as follows [2, 156]. 99 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2, 0]. The 42 writes are split as follows [0, 42]. [2024-11-13 16:20:50,681 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50" (1/1) ... [2024-11-13 16:20:50,682 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50" (1/1) ... [2024-11-13 16:20:50,728 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50" (1/1) ... [2024-11-13 16:20:50,748 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50" (1/1) ... [2024-11-13 16:20:50,752 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50" (1/1) ... [2024-11-13 16:20:50,755 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50" (1/1) ... [2024-11-13 16:20:50,769 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 16:20:50,770 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 16:20:50,771 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 16:20:50,771 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 16:20:50,772 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50" (1/1) ... [2024-11-13 16:20:50,778 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 16:20:50,792 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:20:50,804 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 16:20:50,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 16:20:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-13 16:20:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-13 16:20:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-13 16:20:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-13 16:20:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-13 16:20:50,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-13 16:20:50,836 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-13 16:20:50,836 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-13 16:20:50,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 16:20:50,836 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 16:20:50,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-13 16:20:50,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-13 16:20:50,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-13 16:20:50,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-13 16:20:50,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 16:20:50,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 16:20:50,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-13 16:20:50,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 16:20:50,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 16:20:51,033 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 16:20:51,035 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 16:20:52,347 INFO L? ?]: Removed 196 outVars from TransFormulas that were not future-live. [2024-11-13 16:20:52,348 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 16:20:52,371 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 16:20:52,371 INFO L316 CfgBuilder]: Removed 31 assume(true) statements. [2024-11-13 16:20:52,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:20:52 BoogieIcfgContainer [2024-11-13 16:20:52,372 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 16:20:52,377 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 16:20:52,377 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 16:20:52,382 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 16:20:52,383 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 04:20:49" (1/3) ... [2024-11-13 16:20:52,383 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54eeb63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:20:52, skipping insertion in model container [2024-11-13 16:20:52,384 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 04:20:50" (2/3) ... [2024-11-13 16:20:52,384 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@54eeb63f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 04:20:52, skipping insertion in model container [2024-11-13 16:20:52,384 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 04:20:52" (3/3) ... [2024-11-13 16:20:52,385 INFO L112 eAbstractionObserver]: Analyzing ICFG uthash_SAX_nondet_test1-1.i [2024-11-13 16:20:52,403 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:None NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 16:20:52,405 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG uthash_SAX_nondet_test1-1.i that has 3 procedures, 217 locations, 1 initial locations, 20 loop locations, and 2 error locations. [2024-11-13 16:20:52,466 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 16:20:52,479 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=None, 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;@717fcd2b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 16:20:52,480 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-13 16:20:52,485 INFO L276 IsEmpty]: Start isEmpty. Operand has 213 states, 206 states have (on average 1.6116504854368932) internal successors, (332), 208 states have internal predecessors, (332), 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 16:20:52,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 16:20:52,490 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:20:52,491 INFO L215 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:20:52,492 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 16:20:52,499 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:20:52,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1525817749, now seen corresponding path program 1 times [2024-11-13 16:20:52,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:20:52,510 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [503821980] [2024-11-13 16:20:52,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:20:52,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:20:52,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:20:52,725 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 16:20:52,726 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:20:52,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [503821980] [2024-11-13 16:20:52,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [503821980] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:20:52,727 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:20:52,727 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 16:20:52,728 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1376512279] [2024-11-13 16:20:52,729 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:20:52,732 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:20:52,732 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:20:52,755 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:20:52,755 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:20:52,757 INFO L87 Difference]: Start difference. First operand has 213 states, 206 states have (on average 1.6116504854368932) internal successors, (332), 208 states have internal predecessors, (332), 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 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 16:20:52,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:20:52,872 INFO L93 Difference]: Finished difference Result 406 states and 581 transitions. [2024-11-13 16:20:52,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:20:52,877 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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) Word has length 9 [2024-11-13 16:20:52,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:20:52,890 INFO L225 Difference]: With dead ends: 406 [2024-11-13 16:20:52,890 INFO L226 Difference]: Without dead ends: 404 [2024-11-13 16:20:52,894 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:20:52,897 INFO L432 NwaCegarLoop]: 340 mSDtfsCounter, 274 mSDsluCounter, 294 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 634 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 16:20:52,898 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 634 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 16:20:52,911 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 404 states. [2024-11-13 16:20:52,940 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 404 to 211. [2024-11-13 16:20:52,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 205 states have (on average 1.4292682926829268) internal successors, (293), 206 states have internal predecessors, (293), 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 16:20:52,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 299 transitions. [2024-11-13 16:20:52,948 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 299 transitions. Word has length 9 [2024-11-13 16:20:52,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:20:52,949 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 299 transitions. [2024-11-13 16:20:52,949 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 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 16:20:52,949 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 299 transitions. [2024-11-13 16:20:52,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 16:20:52,952 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:20:52,952 INFO L215 NwaCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1] [2024-11-13 16:20:52,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 16:20:52,953 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 16:20:52,953 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:20:52,953 INFO L85 PathProgramCache]: Analyzing trace with hash -751385150, now seen corresponding path program 1 times [2024-11-13 16:20:52,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:20:52,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [71274729] [2024-11-13 16:20:52,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:20:52,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:20:53,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:20:53,571 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:20:53,571 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:20:53,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [71274729] [2024-11-13 16:20:53,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [71274729] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:20:53,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:20:53,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 16:20:53,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724123736] [2024-11-13 16:20:53,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:20:53,573 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 16:20:53,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:20:53,574 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 16:20:53,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 16:20:53,574 INFO L87 Difference]: Start difference. First operand 211 states and 299 transitions. Second operand has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 16:20:53,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:20:53,705 INFO L93 Difference]: Finished difference Result 214 states and 295 transitions. [2024-11-13 16:20:53,706 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 16:20:53,707 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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) Word has length 84 [2024-11-13 16:20:53,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:20:53,708 INFO L225 Difference]: With dead ends: 214 [2024-11-13 16:20:53,708 INFO L226 Difference]: Without dead ends: 214 [2024-11-13 16:20:53,708 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-13 16:20:53,711 INFO L432 NwaCegarLoop]: 270 mSDtfsCounter, 105 mSDsluCounter, 447 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 105 SdHoareTripleChecker+Valid, 717 SdHoareTripleChecker+Invalid, 61 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 16:20:53,711 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [105 Valid, 717 Invalid, 61 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 16:20:53,712 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 214 states. [2024-11-13 16:20:53,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 214 to 211. [2024-11-13 16:20:53,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 211 states, 205 states have (on average 1.395121951219512) internal successors, (286), 206 states have internal predecessors, (286), 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 16:20:53,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 292 transitions. [2024-11-13 16:20:53,734 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 292 transitions. Word has length 84 [2024-11-13 16:20:53,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:20:53,735 INFO L471 AbstractCegarLoop]: Abstraction has 211 states and 292 transitions. [2024-11-13 16:20:53,735 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.0) internal successors, (84), 4 states have internal predecessors, (84), 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 16:20:53,735 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 292 transitions. [2024-11-13 16:20:53,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 16:20:53,737 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:20:53,737 INFO L215 NwaCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1] [2024-11-13 16:20:53,739 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 16:20:53,739 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 16:20:53,741 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:20:53,741 INFO L85 PathProgramCache]: Analyzing trace with hash 2014108214, now seen corresponding path program 1 times [2024-11-13 16:20:53,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:20:53,741 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548613048] [2024-11-13 16:20:53,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:20:53,741 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:20:53,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:20:54,104 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:20:54,104 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:20:54,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548613048] [2024-11-13 16:20:54,105 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548613048] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:20:54,105 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:20:54,105 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 16:20:54,105 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [467510940] [2024-11-13 16:20:54,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:20:54,105 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:20:54,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:20:54,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:20:54,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:20:54,106 INFO L87 Difference]: Start difference. First operand 211 states and 292 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 16:20:54,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:20:54,177 INFO L93 Difference]: Finished difference Result 217 states and 298 transitions. [2024-11-13 16:20:54,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:20:54,178 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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) Word has length 84 [2024-11-13 16:20:54,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:20:54,179 INFO L225 Difference]: With dead ends: 217 [2024-11-13 16:20:54,179 INFO L226 Difference]: Without dead ends: 217 [2024-11-13 16:20:54,180 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:20:54,180 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 1 mSDsluCounter, 263 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 548 SdHoareTripleChecker+Invalid, 37 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-13 16:20:54,181 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 548 Invalid, 37 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-13 16:20:54,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 217 states. [2024-11-13 16:20:54,189 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 217 to 217. [2024-11-13 16:20:54,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 217 states, 211 states have (on average 1.3838862559241707) internal successors, (292), 212 states have internal predecessors, (292), 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 16:20:54,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 298 transitions. [2024-11-13 16:20:54,192 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 298 transitions. Word has length 84 [2024-11-13 16:20:54,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:20:54,192 INFO L471 AbstractCegarLoop]: Abstraction has 217 states and 298 transitions. [2024-11-13 16:20:54,192 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 16:20:54,192 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 298 transitions. [2024-11-13 16:20:54,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2024-11-13 16:20:54,195 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:20:54,195 INFO L215 NwaCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1] [2024-11-13 16:20:54,195 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-13 16:20:54,195 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 16:20:54,196 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:20:54,196 INFO L85 PathProgramCache]: Analyzing trace with hash 1138089208, now seen corresponding path program 1 times [2024-11-13 16:20:54,196 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:20:54,196 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419956556] [2024-11-13 16:20:54,196 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:20:54,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:20:54,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:20:54,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 16:20:54,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:20:54,437 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419956556] [2024-11-13 16:20:54,437 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419956556] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 16:20:54,437 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 16:20:54,437 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 16:20:54,437 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524176352] [2024-11-13 16:20:54,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 16:20:54,438 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 16:20:54,438 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:20:54,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 16:20:54,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:20:54,439 INFO L87 Difference]: Start difference. First operand 217 states and 298 transitions. Second operand has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 16:20:54,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:20:54,490 INFO L93 Difference]: Finished difference Result 352 states and 492 transitions. [2024-11-13 16:20:54,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 16:20:54,491 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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) Word has length 84 [2024-11-13 16:20:54,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:20:54,493 INFO L225 Difference]: With dead ends: 352 [2024-11-13 16:20:54,494 INFO L226 Difference]: Without dead ends: 352 [2024-11-13 16:20:54,494 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 16:20:54,495 INFO L432 NwaCegarLoop]: 290 mSDtfsCounter, 134 mSDsluCounter, 282 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 572 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 16:20:54,495 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [134 Valid, 572 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 16:20:54,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2024-11-13 16:20:54,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 352. [2024-11-13 16:20:54,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 352 states, 346 states have (on average 1.4046242774566473) internal successors, (486), 347 states have internal predecessors, (486), 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 16:20:54,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 352 states and 492 transitions. [2024-11-13 16:20:54,524 INFO L78 Accepts]: Start accepts. Automaton has 352 states and 492 transitions. Word has length 84 [2024-11-13 16:20:54,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:20:54,527 INFO L471 AbstractCegarLoop]: Abstraction has 352 states and 492 transitions. [2024-11-13 16:20:54,528 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 28.0) internal successors, (84), 3 states have internal predecessors, (84), 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 16:20:54,528 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 492 transitions. [2024-11-13 16:20:54,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-11-13 16:20:54,530 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:20:54,531 INFO L215 NwaCegarLoop]: trace histogram [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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 16:20:54,531 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-13 16:20:54,531 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 16:20:54,531 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:20:54,539 INFO L85 PathProgramCache]: Analyzing trace with hash -1918857656, now seen corresponding path program 1 times [2024-11-13 16:20:54,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:20:54,539 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78071278] [2024-11-13 16:20:54,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:20:54,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:20:54,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:20:54,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 16:20:54,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:20:54,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 16:20:54,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:20:54,983 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:20:54,984 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:20:54,984 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78071278] [2024-11-13 16:20:54,985 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78071278] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 16:20:54,985 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1680211759] [2024-11-13 16:20:54,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:20:54,985 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 16:20:54,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:20:54,989 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 16:20:54,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 16:20:55,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:20:55,353 INFO L255 TraceCheckSpWp]: Trace formula consists of 544 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-13 16:20:55,362 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:20:55,608 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:20:55,608 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 16:20:55,815 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:20:55,815 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1680211759] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 16:20:55,815 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 16:20:55,815 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 4, 4] total 8 [2024-11-13 16:20:55,815 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1647767942] [2024-11-13 16:20:55,815 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 16:20:55,816 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 16:20:55,816 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:20:55,818 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 16:20:55,818 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-13 16:20:55,818 INFO L87 Difference]: Start difference. First operand 352 states and 492 transitions. Second operand has 8 states, 8 states have (on average 32.0) internal successors, (256), 7 states have internal predecessors, (256), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-13 16:20:56,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:20:56,223 INFO L93 Difference]: Finished difference Result 818 states and 1150 transitions. [2024-11-13 16:20:56,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 16:20:56,224 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 32.0) internal successors, (256), 7 states have internal predecessors, (256), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 99 [2024-11-13 16:20:56,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:20:56,229 INFO L225 Difference]: With dead ends: 818 [2024-11-13 16:20:56,230 INFO L226 Difference]: Without dead ends: 818 [2024-11-13 16:20:56,230 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2024-11-13 16:20:56,231 INFO L432 NwaCegarLoop]: 287 mSDtfsCounter, 910 mSDsluCounter, 1392 mSDsCounter, 0 mSdLazyCounter, 87 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 926 SdHoareTripleChecker+Valid, 1679 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 87 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-13 16:20:56,231 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [926 Valid, 1679 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 87 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-13 16:20:56,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 818 states. [2024-11-13 16:20:56,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 818 to 815. [2024-11-13 16:20:56,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 815 states, 800 states have (on average 1.38875) internal successors, (1111), 801 states have internal predecessors, (1111), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-13 16:20:56,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 815 states and 1135 transitions. [2024-11-13 16:20:56,262 INFO L78 Accepts]: Start accepts. Automaton has 815 states and 1135 transitions. Word has length 99 [2024-11-13 16:20:56,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:20:56,262 INFO L471 AbstractCegarLoop]: Abstraction has 815 states and 1135 transitions. [2024-11-13 16:20:56,264 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 32.0) internal successors, (256), 7 states have internal predecessors, (256), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-13 16:20:56,264 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1135 transitions. [2024-11-13 16:20:56,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2024-11-13 16:20:56,281 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:20:56,282 INFO L215 NwaCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2024-11-13 16:20:56,307 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-13 16:20:56,482 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 16:20:56,483 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 16:20:56,484 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:20:56,485 INFO L85 PathProgramCache]: Analyzing trace with hash 1316023003, now seen corresponding path program 1 times [2024-11-13 16:20:56,485 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:20:56,485 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153060933] [2024-11-13 16:20:56,485 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:20:56,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:20:56,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:20:57,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 16:20:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:20:57,553 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 16:20:57,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:20:57,560 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 4 proven. 162 refuted. 0 times theorem prover too weak. 286 trivial. 0 not checked. [2024-11-13 16:20:57,561 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:20:57,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153060933] [2024-11-13 16:20:57,561 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1153060933] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 16:20:57,561 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [284543401] [2024-11-13 16:20:57,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:20:57,561 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 16:20:57,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:20:57,563 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 16:20:57,566 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 16:20:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:20:58,400 INFO L255 TraceCheckSpWp]: Trace formula consists of 1624 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 16:20:58,419 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:20:59,083 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 448 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:20:59,084 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 16:20:59,784 INFO L134 CoverageAnalysis]: Checked inductivity of 452 backedges. 0 proven. 448 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-13 16:20:59,784 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [284543401] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 16:20:59,785 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 16:20:59,785 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 7, 7] total 15 [2024-11-13 16:20:59,785 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2024303929] [2024-11-13 16:20:59,785 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 16:20:59,788 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-13 16:20:59,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 16:20:59,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-13 16:20:59,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=138, Unknown=0, NotChecked=0, Total=210 [2024-11-13 16:20:59,790 INFO L87 Difference]: Start difference. First operand 815 states and 1135 transitions. Second operand has 15 states, 15 states have (on average 51.06666666666667) internal successors, (766), 14 states have internal predecessors, (766), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-13 16:21:01,398 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 16:21:01,399 INFO L93 Difference]: Finished difference Result 1938 states and 2723 transitions. [2024-11-13 16:21:01,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-13 16:21:01,400 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 51.06666666666667) internal successors, (766), 14 states have internal predecessors, (766), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) Word has length 324 [2024-11-13 16:21:01,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 16:21:01,409 INFO L225 Difference]: With dead ends: 1938 [2024-11-13 16:21:01,409 INFO L226 Difference]: Without dead ends: 1938 [2024-11-13 16:21:01,409 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 667 GetRequests, 642 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=240, Invalid=462, Unknown=0, NotChecked=0, Total=702 [2024-11-13 16:21:01,411 INFO L432 NwaCegarLoop]: 437 mSDtfsCounter, 7083 mSDsluCounter, 2809 mSDsCounter, 0 mSdLazyCounter, 416 mSolverCounterSat, 75 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7083 SdHoareTripleChecker+Valid, 3246 SdHoareTripleChecker+Invalid, 491 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 75 IncrementalHoareTripleChecker+Valid, 416 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-13 16:21:01,413 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [7083 Valid, 3246 Invalid, 491 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [75 Valid, 416 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-13 16:21:01,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1938 states. [2024-11-13 16:21:01,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1938 to 1935. [2024-11-13 16:21:01,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1935 states, 1920 states have (on average 1.3979166666666667) internal successors, (2684), 1921 states have internal predecessors, (2684), 12 states have call successors, (12), 1 states have call predecessors, (12), 1 states have return successors, (12), 12 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-13 16:21:01,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1935 states to 1935 states and 2708 transitions. [2024-11-13 16:21:01,500 INFO L78 Accepts]: Start accepts. Automaton has 1935 states and 2708 transitions. Word has length 324 [2024-11-13 16:21:01,502 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 16:21:01,502 INFO L471 AbstractCegarLoop]: Abstraction has 1935 states and 2708 transitions. [2024-11-13 16:21:01,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 51.06666666666667) internal successors, (766), 14 states have internal predecessors, (766), 3 states have call successors, (6), 2 states have call predecessors, (6), 1 states have return successors, (6), 3 states have call predecessors, (6), 3 states have call successors, (6) [2024-11-13 16:21:01,502 INFO L276 IsEmpty]: Start isEmpty. Operand 1935 states and 2708 transitions. [2024-11-13 16:21:01,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 776 [2024-11-13 16:21:01,530 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 16:21:01,531 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 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] [2024-11-13 16:21:01,555 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-13 16:21:01,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-13 16:21:01,735 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0ASSERT_VIOLATIONMEMORY_LEAK, ULTIMATE.startErr1ASSERT_VIOLATIONMEMORY_LEAK] === [2024-11-13 16:21:01,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 16:21:01,736 INFO L85 PathProgramCache]: Analyzing trace with hash 869990710, now seen corresponding path program 1 times [2024-11-13 16:21:01,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 16:21:01,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614194357] [2024-11-13 16:21:01,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:21:01,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 16:24:01,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:24:03,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2024-11-13 16:24:03,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:24:03,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2024-11-13 16:24:03,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:24:03,287 INFO L134 CoverageAnalysis]: Checked inductivity of 3372 backedges. 496 proven. 3 refuted. 0 times theorem prover too weak. 2873 trivial. 0 not checked. [2024-11-13 16:24:03,290 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 16:24:03,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614194357] [2024-11-13 16:24:03,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1614194357] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 16:24:03,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [483173870] [2024-11-13 16:24:03,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 16:24:03,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 16:24:03,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 16:24:03,294 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 16:24:03,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ceefd9c-679b-4c07-99ca-4aada0a26800/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 16:24:06,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 16:24:06,153 INFO L255 TraceCheckSpWp]: Trace formula consists of 3791 conjuncts, 462 conjuncts are in the unsatisfiable core [2024-11-13 16:24:06,215 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 16:24:06,252 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2024-11-13 16:24:06,766 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 15 treesize of output 1 [2024-11-13 16:24:06,769 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 16:24:06,805 INFO L349 Elim1Store]: treesize reduction 26, result has 35.0 percent of original size [2024-11-13 16:24:06,805 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 25 treesize of output 29 [2024-11-13 16:24:06,877 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 18 treesize of output 10 [2024-11-13 16:24:06,883 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 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 7 treesize of output 3 [2024-11-13 16:24:17,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-13 16:24:17,702 INFO L224 Elim1Store]: Index analysis took 118 ms