./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-88.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/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_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3452d43faab40597a0b43ba1622139d82627c4d75f29678e42763287f2e5defc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:22:19,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:22:19,739 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-13 13:22:19,747 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:22:19,748 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:22:19,782 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:22:19,782 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:22:19,782 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:22:19,783 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 13:22:19,783 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 13:22:19,783 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 13:22:19,783 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 13:22:19,784 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:22:19,784 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:22:19,785 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:22:19,786 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:22:19,787 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 13:22:19,787 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 13:22:19,789 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 13:22:19,789 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 13:22:19,789 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:22:19,789 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 13:22:19,790 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 13:22:19,790 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 13:22:19,790 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:22:19,790 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 13:22:19,790 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:22:19,790 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:22:19,791 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:22:19,791 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:22:19,791 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 13:22:19,791 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 13:22:19,791 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:22:19,791 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:22:19,792 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 13:22:19,792 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 13:22:19,792 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 13:22:19,792 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 13:22:19,792 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 13:22:19,792 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 13:22:19,792 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 13:22:19,792 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 13:22:19,792 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_dd422640-c127-4c4b-afb4-5a71d18d78ae/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 ! call(reach_error())) ) 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 -> 3452d43faab40597a0b43ba1622139d82627c4d75f29678e42763287f2e5defc [2024-11-13 13:22:20,155 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:22:20,165 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:22:20,168 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:22:20,170 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:22:20,170 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:22:20,172 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-88.i Unable to find full path for "g++" [2024-11-13 13:22:22,262 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:22:22,546 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:22:22,547 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-88.i [2024-11-13 13:22:22,555 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/data/ace31da90/f815c1d94a02485fb345819d2ea028ed/FLAG456b22b39 [2024-11-13 13:22:22,574 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/data/ace31da90/f815c1d94a02485fb345819d2ea028ed [2024-11-13 13:22:22,576 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:22:22,581 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:22:22,583 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:22:22,583 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:22:22,589 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:22:22,590 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:22:22" (1/1) ... [2024-11-13 13:22:22,591 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b724104 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:22, skipping insertion in model container [2024-11-13 13:22:22,591 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:22:22" (1/1) ... [2024-11-13 13:22:22,612 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:22:22,811 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-88.i[915,928] [2024-11-13 13:22:22,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:22:22,946 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:22:22,961 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-88.i[915,928] [2024-11-13 13:22:23,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:22:23,055 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:22:23,056 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23 WrapperNode [2024-11-13 13:22:23,057 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:22:23,058 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:22:23,058 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:22:23,059 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:22:23,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23" (1/1) ... [2024-11-13 13:22:23,083 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23" (1/1) ... [2024-11-13 13:22:23,143 INFO L138 Inliner]: procedures = 26, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 195 [2024-11-13 13:22:23,144 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:22:23,145 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:22:23,145 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:22:23,147 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:22:23,155 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23" (1/1) ... [2024-11-13 13:22:23,155 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23" (1/1) ... [2024-11-13 13:22:23,159 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23" (1/1) ... [2024-11-13 13:22:23,198 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 13:22:23,201 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23" (1/1) ... [2024-11-13 13:22:23,201 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23" (1/1) ... [2024-11-13 13:22:23,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23" (1/1) ... [2024-11-13 13:22:23,233 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23" (1/1) ... [2024-11-13 13:22:23,239 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23" (1/1) ... [2024-11-13 13:22:23,241 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23" (1/1) ... [2024-11-13 13:22:23,249 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:22:23,250 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:22:23,251 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:22:23,251 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:22:23,252 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23" (1/1) ... [2024-11-13 13:22:23,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:22:23,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:22:23,290 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 13:22:23,295 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 13:22:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:22:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 13:22:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 13:22:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-13 13:22:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:22:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:22:23,416 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:22:23,418 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:22:24,004 INFO L? ?]: Removed 21 outVars from TransFormulas that were not future-live. [2024-11-13 13:22:24,005 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:22:24,022 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:22:24,022 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 13:22:24,023 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:22:24 BoogieIcfgContainer [2024-11-13 13:22:24,023 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:22:24,026 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 13:22:24,026 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 13:22:24,031 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 13:22:24,032 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:22:22" (1/3) ... [2024-11-13 13:22:24,033 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@316fc70e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:22:24, skipping insertion in model container [2024-11-13 13:22:24,033 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:23" (2/3) ... [2024-11-13 13:22:24,034 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@316fc70e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:22:24, skipping insertion in model container [2024-11-13 13:22:24,034 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:22:24" (3/3) ... [2024-11-13 13:22:24,035 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-88.i [2024-11-13 13:22:24,052 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 13:22:24,054 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-while_file-88.i that has 2 procedures, 87 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 13:22:24,112 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 13:22:24,125 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;@3138ee53, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 13:22:24,125 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 13:22:24,131 INFO L276 IsEmpty]: Start isEmpty. Operand has 87 states, 60 states have (on average 1.4) internal successors, (84), 61 states have internal predecessors, (84), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-13 13:22:24,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-13 13:22:24,168 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:22:24,169 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:22:24,170 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:22:24,176 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:22:24,177 INFO L85 PathProgramCache]: Analyzing trace with hash 479758875, now seen corresponding path program 1 times [2024-11-13 13:22:24,188 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:22:24,188 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662069187] [2024-11-13 13:22:24,189 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:22:24,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:22:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 13:22:24,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-13 13:22:24,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-13 13:22:24,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-13 13:22:24,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-13 13:22:24,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-13 13:22:24,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-13 13:22:24,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-13 13:22:24,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-13 13:22:24,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-13 13:22:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-13 13:22:24,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-13 13:22:24,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-13 13:22:24,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-13 13:22:24,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-13 13:22:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 13:22:24,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 13:22:24,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 13:22:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 13:22:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 13:22:24,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-13 13:22:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-13 13:22:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,758 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-13 13:22:24,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-13 13:22:24,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:24,786 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1104 trivial. 0 not checked. [2024-11-13 13:22:24,787 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:22:24,788 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1662069187] [2024-11-13 13:22:24,788 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1662069187] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:22:24,789 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:22:24,789 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:22:24,794 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [194020579] [2024-11-13 13:22:24,795 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:22:24,801 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 13:22:24,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:22:24,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 13:22:24,832 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 13:22:24,834 INFO L87 Difference]: Start difference. First operand has 87 states, 60 states have (on average 1.4) internal successors, (84), 61 states have internal predecessors, (84), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-13 13:22:24,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:22:24,879 INFO L93 Difference]: Finished difference Result 167 states and 282 transitions. [2024-11-13 13:22:24,879 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 13:22:24,881 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) Word has length 157 [2024-11-13 13:22:24,882 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:22:24,892 INFO L225 Difference]: With dead ends: 167 [2024-11-13 13:22:24,892 INFO L226 Difference]: Without dead ends: 83 [2024-11-13 13:22:24,897 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 13:22:24,904 INFO L432 NwaCegarLoop]: 125 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 125 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 13:22:24,905 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 13:22:24,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2024-11-13 13:22:24,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 83. [2024-11-13 13:22:24,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 57 states have (on average 1.3508771929824561) internal successors, (77), 57 states have internal predecessors, (77), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-13 13:22:24,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 125 transitions. [2024-11-13 13:22:24,979 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 125 transitions. Word has length 157 [2024-11-13 13:22:24,981 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:22:24,981 INFO L471 AbstractCegarLoop]: Abstraction has 83 states and 125 transitions. [2024-11-13 13:22:24,982 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 20.0) internal successors, (40), 2 states have internal predecessors, (40), 2 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 1 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-13 13:22:24,982 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 125 transitions. [2024-11-13 13:22:24,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-13 13:22:24,986 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:22:24,986 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:22:24,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 13:22:24,987 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:22:24,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:22:24,990 INFO L85 PathProgramCache]: Analyzing trace with hash -1921915185, now seen corresponding path program 1 times [2024-11-13 13:22:24,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:22:24,992 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1143932929] [2024-11-13 13:22:24,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:22:24,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:22:25,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 13:22:26,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-13 13:22:26,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-13 13:22:26,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-13 13:22:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-13 13:22:26,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-13 13:22:26,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-13 13:22:26,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-13 13:22:26,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-13 13:22:26,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-13 13:22:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-13 13:22:26,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-13 13:22:26,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-13 13:22:26,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-13 13:22:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-13 13:22:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 13:22:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 13:22:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 13:22:26,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 13:22:26,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 13:22:26,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-13 13:22:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,190 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-13 13:22:26,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,200 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-13 13:22:26,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-13 13:22:26,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 24 proven. 45 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-13 13:22:26,218 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:22:26,218 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1143932929] [2024-11-13 13:22:26,219 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1143932929] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:22:26,219 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [279610340] [2024-11-13 13:22:26,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:22:26,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:22:26,219 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:22:26,223 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:22:26,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-13 13:22:26,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:26,445 INFO L255 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 8 conjuncts are in the unsatisfiable core [2024-11-13 13:22:26,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:22:26,904 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 519 proven. 45 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-11-13 13:22:26,904 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:22:27,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 24 proven. 45 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-13 13:22:27,261 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [279610340] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:22:27,262 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:22:27,262 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 9 [2024-11-13 13:22:27,263 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [816926082] [2024-11-13 13:22:27,263 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:22:27,264 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-13 13:22:27,264 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:22:27,265 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-13 13:22:27,265 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-11-13 13:22:27,265 INFO L87 Difference]: Start difference. First operand 83 states and 125 transitions. Second operand has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-13 13:22:27,714 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:22:27,714 INFO L93 Difference]: Finished difference Result 171 states and 254 transitions. [2024-11-13 13:22:27,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 13:22:27,716 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 157 [2024-11-13 13:22:27,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:22:27,719 INFO L225 Difference]: With dead ends: 171 [2024-11-13 13:22:27,719 INFO L226 Difference]: Without dead ends: 91 [2024-11-13 13:22:27,719 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 356 SyntacticMatches, 2 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-13 13:22:27,724 INFO L432 NwaCegarLoop]: 95 mSDtfsCounter, 113 mSDsluCounter, 302 mSDsCounter, 0 mSdLazyCounter, 229 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 120 SdHoareTripleChecker+Valid, 397 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 229 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-13 13:22:27,724 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [120 Valid, 397 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 229 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-13 13:22:27,725 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-13 13:22:27,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 87. [2024-11-13 13:22:27,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 60 states have (on average 1.3166666666666667) internal successors, (79), 60 states have internal predecessors, (79), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-13 13:22:27,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 127 transitions. [2024-11-13 13:22:27,753 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 127 transitions. Word has length 157 [2024-11-13 13:22:27,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:22:27,753 INFO L471 AbstractCegarLoop]: Abstraction has 87 states and 127 transitions. [2024-11-13 13:22:27,754 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 9 states have internal predecessors, (51), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-13 13:22:27,754 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 127 transitions. [2024-11-13 13:22:27,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-13 13:22:27,760 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:22:27,760 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:22:27,782 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-13 13:22:27,961 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:22:27,961 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:22:27,961 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:22:27,962 INFO L85 PathProgramCache]: Analyzing trace with hash -146907823, now seen corresponding path program 1 times [2024-11-13 13:22:27,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:22:27,962 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1329807268] [2024-11-13 13:22:27,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:22:27,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:22:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-11-13 13:22:29,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2024-11-13 13:22:29,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-11-13 13:22:29,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2024-11-13 13:22:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-11-13 13:22:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-11-13 13:22:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,456 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-11-13 13:22:29,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-11-13 13:22:29,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-11-13 13:22:29,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-11-13 13:22:29,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-11-13 13:22:29,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-11-13 13:22:29,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-11-13 13:22:29,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-11-13 13:22:29,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-11-13 13:22:29,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2024-11-13 13:22:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,492 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2024-11-13 13:22:29,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2024-11-13 13:22:29,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,546 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2024-11-13 13:22:29,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,555 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2024-11-13 13:22:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,573 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-11-13 13:22:29,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2024-11-13 13:22:29,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-11-13 13:22:29,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2024-11-13 13:22:29,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 162 proven. 27 refuted. 0 times theorem prover too weak. 915 trivial. 0 not checked. [2024-11-13 13:22:29,618 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 13:22:29,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1329807268] [2024-11-13 13:22:29,618 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1329807268] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 13:22:29,618 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1307229751] [2024-11-13 13:22:29,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:22:29,618 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:22:29,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:22:29,621 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:22:29,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 13:22:29,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:29,765 INFO L255 TraceCheckSpWp]: Trace formula consists of 351 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-11-13 13:22:29,772 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:22:30,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 510 proven. 27 refuted. 0 times theorem prover too weak. 567 trivial. 0 not checked. [2024-11-13 13:22:30,619 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:22:32,293 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 162 proven. 36 refuted. 0 times theorem prover too weak. 906 trivial. 0 not checked. [2024-11-13 13:22:32,293 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1307229751] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:22:32,293 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 13:22:32,293 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 15, 15] total 33 [2024-11-13 13:22:32,293 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2036538438] [2024-11-13 13:22:32,293 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 13:22:32,294 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 33 states [2024-11-13 13:22:32,295 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 13:22:32,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2024-11-13 13:22:32,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=207, Invalid=849, Unknown=0, NotChecked=0, Total=1056 [2024-11-13 13:22:32,297 INFO L87 Difference]: Start difference. First operand 87 states and 127 transitions. Second operand has 33 states, 33 states have (on average 2.727272727272727) internal successors, (90), 33 states have internal predecessors, (90), 9 states have call successors, (36), 4 states have call predecessors, (36), 10 states have return successors, (37), 9 states have call predecessors, (37), 9 states have call successors, (37) [2024-11-13 13:22:36,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:22:36,699 INFO L93 Difference]: Finished difference Result 478 states and 674 transitions. [2024-11-13 13:22:36,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2024-11-13 13:22:36,700 INFO L78 Accepts]: Start accepts. Automaton has has 33 states, 33 states have (on average 2.727272727272727) internal successors, (90), 33 states have internal predecessors, (90), 9 states have call successors, (36), 4 states have call predecessors, (36), 10 states have return successors, (37), 9 states have call predecessors, (37), 9 states have call successors, (37) Word has length 157 [2024-11-13 13:22:36,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:22:36,706 INFO L225 Difference]: With dead ends: 478 [2024-11-13 13:22:36,709 INFO L226 Difference]: Without dead ends: 394 [2024-11-13 13:22:36,715 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 741 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=847, Invalid=2575, Unknown=0, NotChecked=0, Total=3422 [2024-11-13 13:22:36,716 INFO L432 NwaCegarLoop]: 172 mSDtfsCounter, 877 mSDsluCounter, 949 mSDsCounter, 0 mSdLazyCounter, 1645 mSolverCounterSat, 696 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 893 SdHoareTripleChecker+Valid, 1121 SdHoareTripleChecker+Invalid, 2341 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 696 IncrementalHoareTripleChecker+Valid, 1645 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2024-11-13 13:22:36,716 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [893 Valid, 1121 Invalid, 2341 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [696 Valid, 1645 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2024-11-13 13:22:36,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 394 states. [2024-11-13 13:22:36,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 394 to 160. [2024-11-13 13:22:36,804 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 112 states have (on average 1.2767857142857142) internal successors, (143), 113 states have internal predecessors, (143), 40 states have call successors, (40), 7 states have call predecessors, (40), 7 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-13 13:22:36,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 223 transitions. [2024-11-13 13:22:36,809 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 223 transitions. Word has length 157 [2024-11-13 13:22:36,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:22:36,809 INFO L471 AbstractCegarLoop]: Abstraction has 160 states and 223 transitions. [2024-11-13 13:22:36,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 33 states, 33 states have (on average 2.727272727272727) internal successors, (90), 33 states have internal predecessors, (90), 9 states have call successors, (36), 4 states have call predecessors, (36), 10 states have return successors, (37), 9 states have call predecessors, (37), 9 states have call successors, (37) [2024-11-13 13:22:36,810 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 223 transitions. [2024-11-13 13:22:36,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2024-11-13 13:22:36,816 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:22:36,816 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:22:36,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-13 13:22:37,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:22:37,017 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:22:37,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:22:37,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1426771501, now seen corresponding path program 1 times [2024-11-13 13:22:37,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 13:22:37,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1767991837] [2024-11-13 13:22:37,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:22:37,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 13:22:37,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 13:22:37,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1295160152] [2024-11-13 13:22:37,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:22:37,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:22:37,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:22:37,120 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 13:22:37,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 13:22:37,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:22:37,260 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 13:22:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 13:22:37,415 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 13:22:37,415 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 13:22:37,416 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-13 13:22:37,440 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-13 13:22:37,618 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 13:22:37,622 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-13 13:22:37,734 INFO L173 ceAbstractionStarter]: Computing trace abstraction results [2024-11-13 13:22:37,738 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 01:22:37 BoogieIcfgContainer [2024-11-13 13:22:37,739 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-13 13:22:37,739 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 13:22:37,740 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 13:22:37,740 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 13:22:37,740 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:22:24" (3/4) ... [2024-11-13 13:22:37,743 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 13:22:37,744 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 13:22:37,744 INFO L158 Benchmark]: Toolchain (without parser) took 15163.83ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 92.2MB in the beginning and 66.9MB in the end (delta: 25.3MB). Peak memory consumption was 59.7MB. Max. memory is 16.1GB. [2024-11-13 13:22:37,745 INFO L158 Benchmark]: CDTParser took 1.01ms. Allocated memory is still 83.9MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:22:37,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 474.84ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 77.5MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 13:22:37,745 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.51ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 73.4MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:22:37,745 INFO L158 Benchmark]: Boogie Preprocessor took 104.88ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 68.3MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 13:22:37,746 INFO L158 Benchmark]: RCFGBuilder took 772.45ms. Allocated memory is still 117.4MB. Free memory was 68.3MB in the beginning and 44.0MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 13:22:37,746 INFO L158 Benchmark]: TraceAbstraction took 13713.04ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 43.2MB in the beginning and 66.9MB in the end (delta: -23.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2024-11-13 13:22:37,748 INFO L158 Benchmark]: Witness Printer took 4.08ms. Allocated memory is still 151.0MB. Free memory was 66.9MB in the beginning and 66.9MB in the end (delta: 11.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 13:22:37,750 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01ms. Allocated memory is still 83.9MB. Free memory is still 41.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 474.84ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 77.5MB in the end (delta: 14.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.51ms. Allocated memory is still 117.4MB. Free memory was 77.5MB in the beginning and 73.4MB in the end (delta: 4.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 104.88ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 68.3MB in the end (delta: 5.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 772.45ms. Allocated memory is still 117.4MB. Free memory was 68.3MB in the beginning and 44.0MB in the end (delta: 24.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 13713.04ms. Allocated memory was 117.4MB in the beginning and 151.0MB in the end (delta: 33.6MB). Free memory was 43.2MB in the beginning and 66.9MB in the end (delta: -23.6MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * Witness Printer took 4.08ms. Allocated memory is still 151.0MB. Free memory was 66.9MB in the beginning and 66.9MB in the end (delta: 11.8kB). There was no memory consumed. Max. memory is 16.1GB. * 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 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 143, overapproximation of someBinaryFLOATComparisonOperation at line 48, overapproximation of someBinaryFLOATComparisonOperation at line 101, overapproximation of someBinaryFLOATComparisonOperation at line 99, overapproximation of someBinaryDOUBLEComparisonOperation at line 105, overapproximation of someBinaryDOUBLEComparisonOperation at line 107, overapproximation of someBinaryDOUBLEComparisonOperation at line 85, overapproximation of someBinaryDOUBLEComparisonOperation at line 59, overapproximation of someBinaryDOUBLEComparisonOperation at line 143, overapproximation of someBinaryDOUBLEComparisonOperation at line 103. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] double var_1_1 = 15.8; [L23] float var_1_2 = 9.5; [L24] float var_1_4 = 127.6; [L25] double var_1_5 = 100000000000000.5; [L26] double var_1_6 = 100000000000000.7; [L27] double var_1_7 = 256.75; [L28] unsigned char var_1_8 = 0; [L29] unsigned char var_1_9 = 1; [L30] unsigned char var_1_10 = 0; [L31] unsigned char var_1_11 = 0; [L32] signed char var_1_12 = 0; [L33] signed char var_1_13 = 2; [L34] unsigned char var_1_14 = 1; [L35] unsigned char var_1_16 = 10; [L36] unsigned char var_1_18 = 4; [L37] unsigned char var_1_19 = 8; [L38] unsigned char var_1_20 = 8; [L39] unsigned short int var_1_21 = 128; [L40] unsigned char var_1_22 = 0; [L41] unsigned short int var_1_24 = 34649; [L42] unsigned char last_1_var_1_8 = 0; [L43] unsigned short int last_1_var_1_21 = 128; [L44] unsigned char last_1_var_1_22 = 0; VAL [isInitial=0, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_2=19/2, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L147] isInitial = 1 [L148] FCALL initially() [L149] COND TRUE 1 [L150] CALL updateLastVariables() [L138] last_1_var_1_8 = var_1_8 [L139] last_1_var_1_21 = var_1_21 [L140] last_1_var_1_22 = var_1_22 VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_2=19/2, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L150] RET updateLastVariables() [L151] CALL updateVariables() [L98] var_1_2 = __VERIFIER_nondet_float() [L99] CALL assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L99] RET assume_abort_if_not((var_1_2 >= -922337.2036854776000e+13F && var_1_2 <= -1.0e-20F) || (var_1_2 <= 9223372.036854776000e+12F && var_1_2 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_4=638/5, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L100] var_1_4 = __VERIFIER_nondet_float() [L101] CALL assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L101] RET assume_abort_if_not((var_1_4 >= -922337.2036854776000e+13F && var_1_4 <= -1.0e-20F) || (var_1_4 <= 9223372.036854776000e+12F && var_1_4 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_5=200000000000001/2, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L102] var_1_5 = __VERIFIER_nondet_double() [L103] CALL assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L103] RET assume_abort_if_not((var_1_5 >= -461168.6018427382800e+13F && var_1_5 <= -1.0e-20F) || (var_1_5 <= 4611686.018427382800e+12F && var_1_5 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_6=1000000000000007/10, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L104] var_1_6 = __VERIFIER_nondet_double() [L105] CALL assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L105] RET assume_abort_if_not((var_1_6 >= -461168.6018427382800e+13F && var_1_6 <= -1.0e-20F) || (var_1_6 <= 4611686.018427382800e+12F && var_1_6 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_7=1027/4, var_1_8=0, var_1_9=1] [L106] var_1_7 = __VERIFIER_nondet_double() [L107] CALL assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L107] RET assume_abort_if_not((var_1_7 >= -461168.6018427382800e+13F && var_1_7 <= -1.0e-20F) || (var_1_7 <= 4611686.018427382800e+12F && var_1_7 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=1] [L108] var_1_9 = __VERIFIER_nondet_uchar() [L109] CALL assume_abort_if_not(var_1_9 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L109] RET assume_abort_if_not(var_1_9 >= 1) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L110] CALL assume_abort_if_not(var_1_9 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L110] RET assume_abort_if_not(var_1_9 <= 1) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L111] var_1_10 = __VERIFIER_nondet_uchar() [L112] CALL assume_abort_if_not(var_1_10 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L112] RET assume_abort_if_not(var_1_10 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L113] CALL assume_abort_if_not(var_1_10 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L113] RET assume_abort_if_not(var_1_10 <= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L114] var_1_11 = __VERIFIER_nondet_uchar() [L115] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L115] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L116] CALL assume_abort_if_not(var_1_11 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L116] RET assume_abort_if_not(var_1_11 <= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=2, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L117] var_1_13 = __VERIFIER_nondet_char() [L118] CALL assume_abort_if_not(var_1_13 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L118] RET assume_abort_if_not(var_1_13 >= -127) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L119] CALL assume_abort_if_not(var_1_13 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L119] RET assume_abort_if_not(var_1_13 <= 126) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=10, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L120] var_1_16 = __VERIFIER_nondet_uchar() [L121] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L121] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L122] CALL assume_abort_if_not(var_1_16 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L122] RET assume_abort_if_not(var_1_16 <= 255) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L123] CALL assume_abort_if_not(var_1_16 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L123] RET assume_abort_if_not(var_1_16 != 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=4, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L124] var_1_18 = __VERIFIER_nondet_uchar() [L125] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L125] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L126] CALL assume_abort_if_not(var_1_18 <= 64) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L126] RET assume_abort_if_not(var_1_18 <= 64) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=8, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L127] var_1_19 = __VERIFIER_nondet_uchar() [L128] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L128] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L129] CALL assume_abort_if_not(var_1_19 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L129] RET assume_abort_if_not(var_1_19 <= 63) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=8, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L130] var_1_20 = __VERIFIER_nondet_uchar() [L131] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L131] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L132] CALL assume_abort_if_not(var_1_20 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L132] RET assume_abort_if_not(var_1_20 <= 127) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=34649, var_1_8=0, var_1_9=-255] [L133] var_1_24 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_24 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L134] RET assume_abort_if_not(var_1_24 >= 32767) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L135] CALL assume_abort_if_not(var_1_24 <= 65535) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L135] RET assume_abort_if_not(var_1_24 <= 65535) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L151] RET updateVariables() [L152] CALL step() [L48] COND FALSE !(64.5f <= var_1_2) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L59] COND FALSE !(var_1_1 > ((var_1_1 * var_1_5) + 5.3)) [L66] var_1_8 = var_1_11 VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L68] signed long int stepLocal_0 = (last_1_var_1_22 / var_1_16) * last_1_var_1_21; VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, stepLocal_0=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=1, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L69] COND FALSE !(last_1_var_1_21 < stepLocal_0) [L72] var_1_14 = var_1_18 VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L74] EXPR var_1_18 << var_1_14 VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L74] signed long int stepLocal_3 = var_1_18 << var_1_14; [L75] EXPR var_1_14 | var_1_18 VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, stepLocal_3=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=0, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L75] signed long int stepLocal_2 = (var_1_14 | var_1_18) / (var_1_24 - 1); [L76] COND FALSE !(var_1_19 == stepLocal_3) [L83] var_1_22 = 64 VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, stepLocal_2=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L85] COND FALSE !(((- var_1_1) / 24.75) < var_1_6) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, stepLocal_2=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L92] unsigned char stepLocal_1 = var_1_10; VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, stepLocal_1=0, stepLocal_2=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L93] COND FALSE !(var_1_8 && stepLocal_1) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, stepLocal_2=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L152] RET step() [L153] CALL, EXPR property() [L143] EXPR ((((((64.5f <= var_1_2) ? (last_1_var_1_8 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_1 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_1) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_1) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_1) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((last_1_var_1_21 < ((last_1_var_1_22 / var_1_16) * last_1_var_1_21)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_8 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_14)) ? ((last_1_var_1_22 >= ((var_1_14 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L143-L144] return ((((((64.5f <= var_1_2) ? (last_1_var_1_8 ? ((var_1_2 == var_1_4) ? (var_1_1 == ((double) (var_1_5 + ((((((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) < (50.25)) ? (((((var_1_6) > (var_1_7)) ? (var_1_6) : (var_1_7)))) : (50.25)))))) : (var_1_1 == ((double) var_1_7))) : (var_1_1 == ((double) var_1_5))) : 1) && ((var_1_1 > ((var_1_1 * var_1_5) + 5.3)) ? (((var_1_7 + var_1_1) < var_1_6) ? (var_1_8 == ((unsigned char) var_1_9)) : (var_1_8 == ((unsigned char) var_1_10))) : (var_1_8 == ((unsigned char) var_1_11)))) && ((((- var_1_1) / 24.75) < var_1_6) ? ((var_1_7 >= var_1_1) ? (var_1_12 == ((signed char) var_1_13)) : (var_1_12 == ((signed char) var_1_13))) : 1)) && ((last_1_var_1_21 < ((last_1_var_1_22 / var_1_16) * last_1_var_1_21)) ? (var_1_14 == ((unsigned char) ((var_1_18 + var_1_19) + var_1_20))) : (var_1_14 == ((unsigned char) var_1_18)))) && ((var_1_8 && var_1_10) ? (var_1_21 == ((unsigned short int) ((((((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) > (2)) ? (((((var_1_19) < 0 ) ? -(var_1_19) : (var_1_19)))) : (2))))) : 1)) && ((var_1_19 == (var_1_18 << var_1_14)) ? ((last_1_var_1_22 >= ((var_1_14 | var_1_18) / (var_1_24 - 1))) ? (var_1_22 == ((unsigned char) 2)) : (var_1_22 == ((unsigned char) var_1_20))) : (var_1_22 == ((unsigned char) 64))) ; [L153] RET, EXPR property() [L153] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=-32769, var_1_8=0, var_1_9=-255] [L19] reach_error() VAL [isInitial=1, last_1_var_1_21=128, last_1_var_1_22=0, last_1_var_1_8=0, var_1_10=0, var_1_11=0, var_1_12=0, var_1_13=-1, var_1_14=0, var_1_16=1, var_1_18=0, var_1_19=1, var_1_1=79/5, var_1_20=0, var_1_21=128, var_1_22=64, var_1_24=-32769, var_1_8=0, var_1_9=-255] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 87 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 13.5s, OverallIterations: 4, TraceHistogramMax: 24, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 5.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1013 SdHoareTripleChecker+Valid, 3.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 990 mSDsluCounter, 1643 SdHoareTripleChecker+Invalid, 2.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1251 mSDsCounter, 721 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1874 IncrementalHoareTripleChecker+Invalid, 2595 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 721 mSolverCounterUnsat, 392 mSDtfsCounter, 1874 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 847 GetRequests, 777 SyntacticMatches, 2 SemanticMatches, 68 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 754 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=3, InterpolantAutomatonStates: 49, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 3 MinimizatonAttempts, 238 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 1099 NumberOfCodeBlocks, 1099 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1092 ConstructedInterpolants, 0 QuantifiedInterpolants, 3258 SizeOfPredicates, 8 NumberOfNonLiveVariables, 705 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 7 InterpolantComputations, 1 PerfectInterpolantSequences, 7503/7728 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 13:22:37,798 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/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_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-88.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3452d43faab40597a0b43ba1622139d82627c4d75f29678e42763287f2e5defc --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 13:22:40,599 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 13:22:40,699 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-13 13:22:40,704 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 13:22:40,705 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 13:22:40,727 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 13:22:40,728 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 13:22:40,728 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 13:22:40,729 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-13 13:22:40,729 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-13 13:22:40,729 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 13:22:40,729 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 13:22:40,730 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 13:22:40,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 13:22:40,730 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 13:22:40,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 13:22:40,730 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 13:22:40,730 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 13:22:40,731 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 13:22:40,731 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 13:22:40,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 13:22:40,731 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 13:22:40,731 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 13:22:40,731 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 13:22:40,731 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 13:22:40,731 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 13:22:40,731 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 13:22:40,731 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 13:22:40,731 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 13:22:40,732 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 13:22:40,732 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 13:22:40,732 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 13:22:40,732 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 13:22:40,732 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 13:22:40,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:22:40,732 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 13:22:40,732 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 13:22:40,732 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 13:22:40,732 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-13 13:22:40,733 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 13:22:40,733 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 13:22:40,733 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-13 13:22:40,733 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-13 13:22:40,733 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-13 13:22:40,734 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_dd422640-c127-4c4b-afb4-5a71d18d78ae/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 ! call(reach_error())) ) 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 -> 3452d43faab40597a0b43ba1622139d82627c4d75f29678e42763287f2e5defc [2024-11-13 13:22:41,125 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 13:22:41,134 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 13:22:41,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 13:22:41,137 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 13:22:41,138 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 13:22:41,139 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/../../sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-88.i Unable to find full path for "g++" [2024-11-13 13:22:43,128 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 13:22:43,478 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 13:22:43,480 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-88.i [2024-11-13 13:22:43,525 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/data/06653142a/1c8797a95c2a409fb9bc852e6c06b8e6/FLAG570532971 [2024-11-13 13:22:43,556 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/data/06653142a/1c8797a95c2a409fb9bc852e6c06b8e6 [2024-11-13 13:22:43,560 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 13:22:43,564 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 13:22:43,569 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 13:22:43,569 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 13:22:43,576 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 13:22:43,577 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:22:43" (1/1) ... [2024-11-13 13:22:43,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e1c5048 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:43, skipping insertion in model container [2024-11-13 13:22:43,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 01:22:43" (1/1) ... [2024-11-13 13:22:43,607 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 13:22:43,821 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-88.i[915,928] [2024-11-13 13:22:43,929 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:22:43,951 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 13:22:43,964 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/sv-benchmarks/c/hardness-nfm22/hardness_loopvsstraightlinecode_50-while_file-88.i[915,928] [2024-11-13 13:22:44,025 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 13:22:44,050 INFO L204 MainTranslator]: Completed translation [2024-11-13 13:22:44,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44 WrapperNode [2024-11-13 13:22:44,051 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 13:22:44,052 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 13:22:44,052 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 13:22:44,052 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 13:22:44,059 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44" (1/1) ... [2024-11-13 13:22:44,078 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44" (1/1) ... [2024-11-13 13:22:44,111 INFO L138 Inliner]: procedures = 27, calls = 37, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 154 [2024-11-13 13:22:44,112 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 13:22:44,112 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 13:22:44,113 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 13:22:44,113 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 13:22:44,122 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44" (1/1) ... [2024-11-13 13:22:44,122 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44" (1/1) ... [2024-11-13 13:22:44,125 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44" (1/1) ... [2024-11-13 13:22:44,142 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-11-13 13:22:44,146 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44" (1/1) ... [2024-11-13 13:22:44,146 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44" (1/1) ... [2024-11-13 13:22:44,162 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44" (1/1) ... [2024-11-13 13:22:44,169 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44" (1/1) ... [2024-11-13 13:22:44,174 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44" (1/1) ... [2024-11-13 13:22:44,176 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44" (1/1) ... [2024-11-13 13:22:44,187 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 13:22:44,188 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 13:22:44,188 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 13:22:44,188 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 13:22:44,190 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44" (1/1) ... [2024-11-13 13:22:44,204 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-13 13:22:44,226 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 [2024-11-13 13:22:44,238 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-13 13:22:44,245 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-13 13:22:44,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 13:22:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-13 13:22:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 13:22:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 13:22:44,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 13:22:44,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 13:22:44,369 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 13:22:44,371 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 13:22:57,643 INFO L? ?]: Removed 16 outVars from TransFormulas that were not future-live. [2024-11-13 13:22:57,644 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 13:22:57,655 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 13:22:57,655 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 13:22:57,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:22:57 BoogieIcfgContainer [2024-11-13 13:22:57,658 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 13:22:57,663 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 13:22:57,664 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 13:22:57,674 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 13:22:57,674 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 01:22:43" (1/3) ... [2024-11-13 13:22:57,675 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76fb8644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:22:57, skipping insertion in model container [2024-11-13 13:22:57,675 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 01:22:44" (2/3) ... [2024-11-13 13:22:57,676 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@76fb8644 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 01:22:57, skipping insertion in model container [2024-11-13 13:22:57,676 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 01:22:57" (3/3) ... [2024-11-13 13:22:57,677 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_loopvsstraightlinecode_50-while_file-88.i [2024-11-13 13:22:57,696 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 13:22:57,698 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_loopvsstraightlinecode_50-while_file-88.i that has 2 procedures, 71 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-13 13:22:57,773 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-13 13:22:57,787 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;@1294b84e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 13:22:57,787 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 13:22:57,793 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-13 13:22:57,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-13 13:22:57,809 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:22:57,810 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:22:57,811 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:22:57,815 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:22:57,816 INFO L85 PathProgramCache]: Analyzing trace with hash 1150067857, now seen corresponding path program 1 times [2024-11-13 13:22:57,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 13:22:57,829 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1362160056] [2024-11-13 13:22:57,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:22:57,830 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 13:22:57,830 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 13:22:57,833 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 13:22:57,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-11-13 13:22:58,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:22:58,780 INFO L255 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-13 13:22:58,791 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:22:58,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 574 proven. 0 refuted. 0 times theorem prover too weak. 530 trivial. 0 not checked. [2024-11-13 13:22:58,840 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 13:22:58,841 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 13:22:58,841 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1362160056] [2024-11-13 13:22:58,841 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1362160056] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 13:22:58,842 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 13:22:58,842 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 13:22:58,844 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [852461384] [2024-11-13 13:22:58,845 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 13:22:58,849 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 13:22:58,850 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 13:22:58,870 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 13:22:58,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 13:22:58,873 INFO L87 Difference]: Start difference. First operand has 71 states, 44 states have (on average 1.3636363636363635) internal successors, (60), 45 states have internal predecessors, (60), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) Second operand has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-13 13:22:58,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:22:58,902 INFO L93 Difference]: Finished difference Result 135 states and 234 transitions. [2024-11-13 13:22:58,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 13:22:58,904 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) Word has length 152 [2024-11-13 13:22:58,905 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:22:58,913 INFO L225 Difference]: With dead ends: 135 [2024-11-13 13:22:58,913 INFO L226 Difference]: Without dead ends: 67 [2024-11-13 13:22:58,917 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 13:22:58,922 INFO L432 NwaCegarLoop]: 101 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 101 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-13 13:22:58,925 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-13 13:22:58,942 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2024-11-13 13:22:58,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 67. [2024-11-13 13:22:58,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 67 states, 41 states have (on average 1.2926829268292683) internal successors, (53), 41 states have internal predecessors, (53), 24 states have call successors, (24), 1 states have call predecessors, (24), 1 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-13 13:22:58,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 101 transitions. [2024-11-13 13:22:58,989 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 101 transitions. Word has length 152 [2024-11-13 13:22:58,991 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:22:58,991 INFO L471 AbstractCegarLoop]: Abstraction has 67 states and 101 transitions. [2024-11-13 13:22:58,991 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 19.5) internal successors, (39), 2 states have internal predecessors, (39), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2024-11-13 13:22:58,991 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 101 transitions. [2024-11-13 13:22:58,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-13 13:22:58,996 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:22:58,997 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:22:59,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2024-11-13 13:22:59,198 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 13:22:59,199 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:22:59,200 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:22:59,200 INFO L85 PathProgramCache]: Analyzing trace with hash -1068423331, now seen corresponding path program 1 times [2024-11-13 13:22:59,202 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 13:22:59,203 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1580713399] [2024-11-13 13:22:59,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:22:59,204 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 13:22:59,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 13:22:59,208 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 13:22:59,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-11-13 13:23:00,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:23:00,121 INFO L255 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 13:23:00,129 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:23:01,936 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 519 proven. 45 refuted. 0 times theorem prover too weak. 540 trivial. 0 not checked. [2024-11-13 13:23:01,936 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 13:23:03,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 24 proven. 45 refuted. 0 times theorem prover too weak. 1035 trivial. 0 not checked. [2024-11-13 13:23:03,659 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-13 13:23:03,659 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1580713399] [2024-11-13 13:23:03,659 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1580713399] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 13:23:03,659 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-13 13:23:03,659 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2024-11-13 13:23:03,660 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [864846004] [2024-11-13 13:23:03,660 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-13 13:23:03,662 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-11-13 13:23:03,662 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-13 13:23:03,663 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-11-13 13:23:03,663 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-11-13 13:23:03,664 INFO L87 Difference]: Start difference. First operand 67 states and 101 transitions. Second operand has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-13 13:23:09,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 13:23:13,781 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 13:23:17,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 13:23:21,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, FloatingPoint, RoundingMode, Real, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 13:23:21,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-13 13:23:21,798 INFO L93 Difference]: Finished difference Result 139 states and 206 transitions. [2024-11-13 13:23:21,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-11-13 13:23:21,876 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 152 [2024-11-13 13:23:21,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-13 13:23:21,878 INFO L225 Difference]: With dead ends: 139 [2024-11-13 13:23:21,878 INFO L226 Difference]: Without dead ends: 75 [2024-11-13 13:23:21,879 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 307 GetRequests, 295 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-13 13:23:21,880 INFO L432 NwaCegarLoop]: 71 mSDtfsCounter, 40 mSDsluCounter, 162 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 9 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 47 SdHoareTripleChecker+Valid, 233 SdHoareTripleChecker+Invalid, 188 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 9 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2024-11-13 13:23:21,881 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [47 Valid, 233 Invalid, 188 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [9 Valid, 175 Invalid, 4 Unknown, 0 Unchecked, 17.8s Time] [2024-11-13 13:23:21,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2024-11-13 13:23:21,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 71. [2024-11-13 13:23:21,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 44 states have (on average 1.25) internal successors, (55), 44 states have internal predecessors, (55), 24 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (24), 24 states have call predecessors, (24), 24 states have call successors, (24) [2024-11-13 13:23:21,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 103 transitions. [2024-11-13 13:23:21,896 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 103 transitions. Word has length 152 [2024-11-13 13:23:21,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-13 13:23:21,897 INFO L471 AbstractCegarLoop]: Abstraction has 71 states and 103 transitions. [2024-11-13 13:23:21,897 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 8 states have internal predecessors, (44), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2024-11-13 13:23:21,897 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 103 transitions. [2024-11-13 13:23:21,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-13 13:23:21,900 INFO L207 NwaCegarLoop]: Found error trace [2024-11-13 13:23:21,900 INFO L215 NwaCegarLoop]: trace histogram [24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 13:23:21,915 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-11-13 13:23:22,100 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 13:23:22,101 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-13 13:23:22,101 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 13:23:22,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1066576289, now seen corresponding path program 1 times [2024-11-13 13:23:22,102 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-13 13:23:22,102 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [647180251] [2024-11-13 13:23:22,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 13:23:22,102 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-11-13 13:23:22,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/mathsat [2024-11-13 13:23:22,104 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-11-13 13:23:22,107 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd422640-c127-4c4b-afb4-5a71d18d78ae/bin/uautomizer-verify-qhAvR1uOyd/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-11-13 13:23:22,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 13:23:22,951 INFO L255 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 25 conjuncts are in the unsatisfiable core [2024-11-13 13:23:22,961 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 13:23:41,482 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 4 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:23:53,736 WARN L286 SmtUtils]: Spent 8.10s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:24:01,856 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:24:09,925 WARN L286 SmtUtils]: Spent 8.07s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:24:17,570 WARN L286 SmtUtils]: Spent 7.64s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:24:25,696 WARN L286 SmtUtils]: Spent 8.13s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:24:33,814 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:24:37,851 WARN L851 $PredicateComparison]: unable to prove that (and (= (_ bv128 16) c_~last_1_var_1_21~0) (= (_ bv0 8) c_~last_1_var_1_22~0) (= c_~var_1_8~0 c_~var_1_11~0) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32)) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode c_~var_1_1~0 c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (not (= (_ bv0 32) ((_ zero_extend 24) c_~var_1_16~0))) (= (_ bv128 16) c_~var_1_21~0)) is different from false [2024-11-13 13:24:41,881 WARN L873 $PredicateComparison]: unable to prove that (and (= (_ bv128 16) c_~last_1_var_1_21~0) (= (_ bv0 8) c_~last_1_var_1_22~0) (= c_~var_1_8~0 c_~var_1_11~0) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32)) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode c_~var_1_1~0 c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (not (= (_ bv0 32) ((_ zero_extend 24) c_~var_1_16~0))) (= (_ bv128 16) c_~var_1_21~0)) is different from true [2024-11-13 13:24:52,250 WARN L286 SmtUtils]: Spent 6.82s on a formula simplification that was a NOOP. DAG size: 8 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:25:03,716 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:25:11,830 WARN L286 SmtUtils]: Spent 8.11s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:25:19,514 WARN L286 SmtUtils]: Spent 7.68s on a formula simplification that was a NOOP. DAG size: 9 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:25:25,957 WARN L286 SmtUtils]: Spent 6.44s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:25:34,075 WARN L286 SmtUtils]: Spent 8.12s on a formula simplification that was a NOOP. DAG size: 3 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:25:41,058 WARN L286 SmtUtils]: Spent 6.98s on a formula simplification that was a NOOP. DAG size: 5 (called from [L 728] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2024-11-13 13:25:45,089 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_16~0))) (and (= (_ bv128 16) c_~last_1_var_1_21~0) (= (_ bv0 8) c_~last_1_var_1_22~0) (= c_~var_1_8~0 c_~var_1_11~0) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32)) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode c_~var_1_1~0 c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (not (= (_ bv0 32) .cse0)) (= (bvmul (_ bv128 32) (bvsdiv (_ bv0 32) .cse0)) |c_ULTIMATE.start_step_~stepLocal_0~0#1|) (= (_ bv128 16) c_~var_1_21~0))) is different from false [2024-11-13 13:25:49,119 WARN L873 $PredicateComparison]: unable to prove that (let ((.cse0 ((_ zero_extend 24) c_~var_1_16~0))) (and (= (_ bv128 16) c_~last_1_var_1_21~0) (= (_ bv0 8) c_~last_1_var_1_22~0) (= c_~var_1_8~0 c_~var_1_11~0) (bvsle ((_ zero_extend 24) c_~var_1_10~0) (_ bv0 32)) (not (fp.gt c_~var_1_1~0 (fp.add c_currentRoundingMode (fp.mul c_currentRoundingMode c_~var_1_1~0 c_~var_1_5~0) ((_ to_fp 11 53) c_currentRoundingMode (/ 53.0 10.0))))) (not (fp.leq ((_ to_fp 8 24) c_currentRoundingMode (/ 129.0 2.0)) c_~var_1_2~0)) (not (= (_ bv0 32) .cse0)) (= (bvmul (_ bv128 32) (bvsdiv (_ bv0 32) .cse0)) |c_ULTIMATE.start_step_~stepLocal_0~0#1|) (= (_ bv128 16) c_~var_1_21~0))) is different from true [2024-11-13 13:25:49,272 INFO L134 CoverageAnalysis]: Checked inductivity of 1104 backedges. 740 proven. 66 refuted. 0 times theorem prover too weak. 298 trivial. 0 not checked. [2024-11-13 13:25:49,272 INFO L311 TraceCheckSpWp]: Computing backward predicates...