./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Heap.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Heap.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 60dab3e2339bce2b045dd3b78258045145cb10b71bd20a1415e48f1177a4dd2d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:28:28,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:28:28,479 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:28:28,489 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:28:28,491 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:28:28,541 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:28:28,542 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:28:28,543 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:28:28,543 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:28:28,543 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:28:28,544 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:28:28,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:28:28,544 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:28:28,544 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:28:28,544 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:28:28,545 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:28:28,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:28:28,545 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:28:28,545 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:28:28,545 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:28:28,545 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:28:28,545 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:28:28,546 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:28:28,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:28:28,546 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:28:28,546 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:28:28,546 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:28:28,546 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:28:28,547 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:28:28,547 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:28:28,547 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm 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 -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60dab3e2339bce2b045dd3b78258045145cb10b71bd20a1415e48f1177a4dd2d [2024-11-13 22:28:29,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:28:29,020 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:28:29,025 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:28:29,027 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:28:29,028 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:28:29,029 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Heap.c Unable to find full path for "g++" [2024-11-13 22:28:31,415 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:28:32,065 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:28:32,070 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Heap.c [2024-11-13 22:28:32,123 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/data/97232ca26/d6ef4f85da634e29b36c775778e8e2d3/FLAG1b89e7924 [2024-11-13 22:28:32,151 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/data/97232ca26/d6ef4f85da634e29b36c775778e8e2d3 [2024-11-13 22:28:32,155 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:28:32,157 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:28:32,161 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:28:32,162 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:28:32,169 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:28:32,170 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:28:32" (1/1) ... [2024-11-13 22:28:32,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b63ac86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:32, skipping insertion in model container [2024-11-13 22:28:32,175 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:28:32" (1/1) ... [2024-11-13 22:28:32,278 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:28:32,607 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_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Heap.c[1244,1257] [2024-11-13 22:28:33,288 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:28:33,304 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:28:33,319 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_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Heap.c[1244,1257] [2024-11-13 22:28:33,778 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:28:33,797 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:28:33,798 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:33 WrapperNode [2024-11-13 22:28:33,800 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:28:33,801 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:28:33,801 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:28:33,801 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:28:33,810 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:33" (1/1) ... [2024-11-13 22:28:33,914 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:33" (1/1) ... [2024-11-13 22:28:34,600 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 4789 [2024-11-13 22:28:34,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:28:34,601 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:28:34,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:28:34,602 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:28:34,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:33" (1/1) ... [2024-11-13 22:28:34,610 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:33" (1/1) ... [2024-11-13 22:28:34,746 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:33" (1/1) ... [2024-11-13 22:28:34,747 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:33" (1/1) ... [2024-11-13 22:28:34,853 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:33" (1/1) ... [2024-11-13 22:28:34,884 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:33" (1/1) ... [2024-11-13 22:28:34,917 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:33" (1/1) ... [2024-11-13 22:28:34,946 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:33" (1/1) ... [2024-11-13 22:28:35,084 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:28:35,086 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:28:35,086 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:28:35,086 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:28:35,087 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:33" (1/1) ... [2024-11-13 22:28:35,096 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:28:35,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:28:35,130 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:28:35,134 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:28:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:28:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:28:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:28:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:28:35,950 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:28:35,952 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:28:41,585 INFO L? ?]: Removed 3293 outVars from TransFormulas that were not future-live. [2024-11-13 22:28:41,586 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:28:47,815 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:28:47,815 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:28:47,816 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:28:47 BoogieIcfgContainer [2024-11-13 22:28:47,816 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:28:47,817 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:28:47,817 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:28:47,827 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:28:47,828 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:28:47" (1/1) ... [2024-11-13 22:28:47,838 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:28:47,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:28:47,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:28:47,900 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:28:47,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:28:47,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:28:47,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:48,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:28:48,390 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:28:48,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:28:51,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:28:51,073 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 22:28:51,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 22:28:51,881 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2024-11-13 22:28:51,938 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:28:51 ImpRootNode [2024-11-13 22:28:51,938 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:28:51,941 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:28:51,941 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:28:51,942 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:28:51,943 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:28:47" (3/4) ... [2024-11-13 22:28:51,945 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 22:28:51,947 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 22:28:51,950 INFO L158 Benchmark]: Toolchain (without parser) took 19791.58ms. Allocated memory was 142.6MB in the beginning and 2.1GB in the end (delta: 2.0GB). Free memory was 95.7MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 453.3MB. Max. memory is 16.1GB. [2024-11-13 22:28:51,950 INFO L158 Benchmark]: CDTParser took 2.14ms. Allocated memory is still 167.8MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:28:51,951 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1639.21ms. Allocated memory was 142.6MB in the beginning and 394.3MB in the end (delta: 251.7MB). Free memory was 95.4MB in the beginning and 322.5MB in the end (delta: -227.1MB). Peak memory consumption was 103.3MB. Max. memory is 16.1GB. [2024-11-13 22:28:51,952 INFO L158 Benchmark]: Boogie Procedure Inliner took 799.91ms. Allocated memory is still 394.3MB. Free memory was 322.5MB in the beginning and 278.4MB in the end (delta: 44.1MB). Peak memory consumption was 130.1MB. Max. memory is 16.1GB. [2024-11-13 22:28:51,953 INFO L158 Benchmark]: Boogie Preprocessor took 483.20ms. Allocated memory was 394.3MB in the beginning and 1.2GB in the end (delta: 788.5MB). Free memory was 278.4MB in the beginning and 1.1GB in the end (delta: -773.1MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2024-11-13 22:28:51,955 INFO L158 Benchmark]: RCFGBuilder took 12730.11ms. Allocated memory was 1.2GB in the beginning and 2.1GB in the end (delta: 956.3MB). Free memory was 1.1GB in the beginning and 1.8GB in the end (delta: -708.3MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2024-11-13 22:28:51,955 INFO L158 Benchmark]: CodeCheck took 4121.22ms. Allocated memory is still 2.1GB. Free memory was 1.8GB in the beginning and 1.6GB in the end (delta: 121.6MB). Peak memory consumption was 117.4MB. Max. memory is 16.1GB. [2024-11-13 22:28:51,956 INFO L158 Benchmark]: Witness Printer took 5.90ms. Allocated memory is still 2.1GB. Free memory is still 1.6GB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:28:51,961 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.0s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 4 NumberOfCodeBlocks, 4 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 21]: 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 bitwiseOr at line 350, overapproximation of bitwiseAnd at line 212, overapproximation of bitwiseAnd at line 174. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 2); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (2 - 1); [L32] const SORT_9 mask_SORT_9 = (SORT_9)-1 >> (sizeof(SORT_9) * 8 - 32); [L33] const SORT_9 msb_SORT_9 = (SORT_9)1 << (32 - 1); [L35] const SORT_13 mask_SORT_13 = (SORT_13)-1 >> (sizeof(SORT_13) * 8 - 3); [L36] const SORT_13 msb_SORT_13 = (SORT_13)1 << (3 - 1); [L38] const SORT_55 mask_SORT_55 = (SORT_55)-1 >> (sizeof(SORT_55) * 8 - 29); [L39] const SORT_55 msb_SORT_55 = (SORT_55)1 << (29 - 1); [L41] const SORT_1 var_6 = 0; [L42] const SORT_9 var_11 = 0; [L43] const SORT_13 var_14 = 0; [L44] const SORT_1 var_27 = 1; [L45] const SORT_9 var_35 = 4; [L46] const SORT_3 var_38 = 0; [L47] const SORT_55 var_56 = 0; [L48] const SORT_9 var_60 = 1; [L49] const SORT_3 var_82 = 2; [L50] const SORT_3 var_87 = 3; [L51] const SORT_13 var_93 = 1; [L52] const SORT_13 var_96 = 3; [L53] const SORT_13 var_99 = 2; [L54] const SORT_13 var_103 = 5; [L55] const SORT_3 var_109 = 1; [L56] const SORT_13 var_117 = 7; [L57] const SORT_13 var_126 = 6; [L58] const SORT_13 var_130 = 4; [L60] SORT_1 input_2; [L61] SORT_3 input_4; [L62] SORT_3 input_5; [L63] SORT_1 input_81; [L64] SORT_1 input_106; [L65] SORT_3 input_107; [L66] SORT_13 input_137; [L67] SORT_13 input_138; [L68] SORT_13 input_139; [L69] SORT_13 input_150; [L70] SORT_13 input_151; [L71] SORT_3 input_191; [L72] SORT_3 input_192; [L73] SORT_3 input_193; [L74] SORT_3 input_199; [L75] SORT_3 input_200; [L76] SORT_3 input_201; [L77] SORT_3 input_202; [L78] SORT_3 input_203; [L79] SORT_3 input_251; [L80] SORT_3 input_263; [L81] SORT_3 input_281; [L82] SORT_3 input_282; [L83] SORT_3 input_290; [L84] SORT_3 input_316; [L85] SORT_3 input_341; [L86] SORT_3 input_342; [L87] SORT_3 input_343; [L88] SORT_3 input_360; [L89] SORT_3 input_361; [L90] SORT_3 input_369; [L91] SORT_3 input_377; [L92] SORT_3 input_378; [L93] SORT_3 input_397; [L94] SORT_3 input_398; [L95] SORT_3 input_399; [L96] SORT_3 input_407; [L97] SORT_3 input_414; [L98] SORT_3 input_425; [L99] SORT_3 input_426; [L100] SORT_3 input_435; [L101] SORT_3 input_440; [L102] SORT_3 input_444; [L103] SORT_3 input_445; [L104] SORT_3 input_474; [L105] SORT_3 input_475; [L106] SORT_3 input_483; [L107] SORT_3 input_487; [L108] SORT_3 input_488; [L109] SORT_3 input_507; [L110] SORT_3 input_508; [L111] SORT_3 input_509; [L112] SORT_3 input_517; [L113] SORT_3 input_519; [L114] SORT_3 input_523; [L115] SORT_3 input_524; [L116] SORT_3 input_533; [L117] SORT_3 input_538; [L118] SORT_3 input_542; [L119] SORT_3 input_543; [L120] SORT_3 input_572; [L121] SORT_3 input_573; [L122] SORT_3 input_581; [L123] SORT_3 input_585; [L124] SORT_3 input_586; [L125] SORT_3 input_605; [L126] SORT_3 input_606; [L127] SORT_3 input_607; [L128] SORT_3 input_615; [L129] SORT_3 input_617; [L130] SORT_3 input_621; [L131] SORT_3 input_622; [L132] SORT_3 input_631; [L133] SORT_3 input_636; [L134] SORT_3 input_640; [L135] SORT_3 input_641; [L136] SORT_3 input_670; [L137] SORT_3 input_671; [L138] SORT_3 input_679; [L139] SORT_3 input_683; [L140] SORT_3 input_684; [L141] SORT_3 input_703; [L142] SORT_3 input_704; [L143] SORT_3 input_705; [L144] SORT_3 input_713; [L145] SORT_3 input_715; [L146] SORT_3 input_719; [L147] SORT_3 input_720; [L148] SORT_3 input_729; [L149] SORT_3 input_734; [L150] SORT_3 input_738; [L151] SORT_3 input_739; [L152] SORT_13 input_766; [L153] SORT_13 input_767; [L154] SORT_13 input_768; [L155] SORT_13 input_774; [L156] SORT_13 input_775; [L157] SORT_13 input_792; [L158] SORT_13 input_803; [L159] SORT_13 input_804; [L160] SORT_13 input_806; [L161] SORT_13 input_815; [L162] SORT_13 input_833; [L163] SORT_13 input_834; [L164] SORT_13 input_835; [L165] SORT_13 input_841; [L166] SORT_13 input_842; [L167] SORT_13 input_859; [L168] SORT_13 input_868; [L169] SORT_13 input_869; [L170] SORT_13 input_871; [L171] SORT_13 input_880; [L172] SORT_13 input_884; [L174] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 [L174] SORT_1 state_7 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L175] EXPR __VERIFIER_nondet_uchar() & mask_SORT_13 [L175] SORT_13 state_15 = __VERIFIER_nondet_uchar() & mask_SORT_13; [L176] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L176] SORT_3 state_39 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L177] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L177] SORT_3 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L178] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L178] SORT_3 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L179] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L179] SORT_3 state_45 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L180] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L180] SORT_3 state_47 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L181] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L181] SORT_3 state_49 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L182] EXPR __VERIFIER_nondet_uchar() & mask_SORT_3 [L182] SORT_3 state_51 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L183] EXPR __VERIFIER_nondet_uchar() & mask_SORT_13 [L183] SORT_13 state_53 = __VERIFIER_nondet_uchar() & mask_SORT_13; [L184] EXPR __VERIFIER_nondet_uchar() & mask_SORT_13 [L184] SORT_13 state_75 = __VERIFIER_nondet_uchar() & mask_SORT_13; [L186] SORT_1 init_8_arg_1 = var_6; [L187] state_7 = init_8_arg_1 [L188] SORT_13 init_16_arg_1 = var_14; [L189] state_15 = init_16_arg_1 [L190] SORT_3 init_40_arg_1 = var_38; [L191] state_39 = init_40_arg_1 [L192] SORT_3 init_42_arg_1 = var_38; [L193] state_41 = init_42_arg_1 [L194] SORT_3 init_44_arg_1 = var_38; [L195] state_43 = init_44_arg_1 [L196] SORT_3 init_46_arg_1 = var_38; [L197] state_45 = init_46_arg_1 [L198] SORT_3 init_48_arg_1 = var_38; [L199] state_47 = init_48_arg_1 [L200] SORT_3 init_50_arg_1 = var_38; [L201] state_49 = init_50_arg_1 [L202] SORT_3 init_52_arg_1 = var_38; [L203] state_51 = init_52_arg_1 [L204] SORT_13 init_54_arg_1 = var_14; [L205] state_53 = init_54_arg_1 [L206] SORT_13 init_76_arg_1 = var_14; [L207] state_75 = init_76_arg_1 VAL [mask_SORT_13=7, mask_SORT_1=1, mask_SORT_3=3, state_15=0, state_39=0, state_41=0, state_43=0, state_45=0, state_47=0, state_49=0, state_51=0, state_53=0, state_75=0, state_7=0, var_103=5, var_109=1, var_117=7, var_11=0, var_126=6, var_130=4, var_14=0, var_27=1, var_35=4, var_38=0, var_56=0, var_60=1, var_6=0, var_82=2, var_87=3, var_93=1, var_96=3, var_99=2] [L210] input_2 = __VERIFIER_nondet_uchar() [L211] input_4 = __VERIFIER_nondet_uchar() [L212] EXPR input_4 & mask_SORT_3 [L212] input_4 = input_4 & mask_SORT_3 [L213] input_5 = __VERIFIER_nondet_uchar() [L214] input_81 = __VERIFIER_nondet_uchar() [L215] input_106 = __VERIFIER_nondet_uchar() [L216] input_107 = __VERIFIER_nondet_uchar() [L217] input_137 = __VERIFIER_nondet_uchar() [L218] input_138 = __VERIFIER_nondet_uchar() [L219] input_139 = __VERIFIER_nondet_uchar() [L220] input_150 = __VERIFIER_nondet_uchar() [L221] input_151 = __VERIFIER_nondet_uchar() [L222] input_191 = __VERIFIER_nondet_uchar() [L223] input_192 = __VERIFIER_nondet_uchar() [L224] input_193 = __VERIFIER_nondet_uchar() [L225] input_199 = __VERIFIER_nondet_uchar() [L226] input_200 = __VERIFIER_nondet_uchar() [L227] input_201 = __VERIFIER_nondet_uchar() [L228] input_202 = __VERIFIER_nondet_uchar() [L229] input_203 = __VERIFIER_nondet_uchar() [L230] input_251 = __VERIFIER_nondet_uchar() [L231] input_263 = __VERIFIER_nondet_uchar() [L232] input_281 = __VERIFIER_nondet_uchar() [L233] input_282 = __VERIFIER_nondet_uchar() [L234] input_290 = __VERIFIER_nondet_uchar() [L235] input_316 = __VERIFIER_nondet_uchar() [L236] input_341 = __VERIFIER_nondet_uchar() [L237] input_342 = __VERIFIER_nondet_uchar() [L238] input_343 = __VERIFIER_nondet_uchar() [L239] input_360 = __VERIFIER_nondet_uchar() [L240] input_361 = __VERIFIER_nondet_uchar() [L241] input_369 = __VERIFIER_nondet_uchar() [L242] input_377 = __VERIFIER_nondet_uchar() [L243] input_378 = __VERIFIER_nondet_uchar() [L244] input_397 = __VERIFIER_nondet_uchar() [L245] input_398 = __VERIFIER_nondet_uchar() [L246] input_399 = __VERIFIER_nondet_uchar() [L247] input_407 = __VERIFIER_nondet_uchar() [L248] input_414 = __VERIFIER_nondet_uchar() [L249] input_425 = __VERIFIER_nondet_uchar() [L250] input_426 = __VERIFIER_nondet_uchar() [L251] input_435 = __VERIFIER_nondet_uchar() [L252] input_440 = __VERIFIER_nondet_uchar() [L253] input_444 = __VERIFIER_nondet_uchar() [L254] input_445 = __VERIFIER_nondet_uchar() [L255] input_474 = __VERIFIER_nondet_uchar() [L256] input_475 = __VERIFIER_nondet_uchar() [L257] input_483 = __VERIFIER_nondet_uchar() [L258] input_487 = __VERIFIER_nondet_uchar() [L259] input_488 = __VERIFIER_nondet_uchar() [L260] input_507 = __VERIFIER_nondet_uchar() [L261] input_508 = __VERIFIER_nondet_uchar() [L262] input_509 = __VERIFIER_nondet_uchar() [L263] input_517 = __VERIFIER_nondet_uchar() [L264] input_519 = __VERIFIER_nondet_uchar() [L265] input_523 = __VERIFIER_nondet_uchar() [L266] input_524 = __VERIFIER_nondet_uchar() [L267] input_533 = __VERIFIER_nondet_uchar() [L268] input_538 = __VERIFIER_nondet_uchar() [L269] input_542 = __VERIFIER_nondet_uchar() [L270] input_543 = __VERIFIER_nondet_uchar() [L271] input_572 = __VERIFIER_nondet_uchar() [L272] input_573 = __VERIFIER_nondet_uchar() [L273] input_581 = __VERIFIER_nondet_uchar() [L274] input_585 = __VERIFIER_nondet_uchar() [L275] input_586 = __VERIFIER_nondet_uchar() [L276] input_605 = __VERIFIER_nondet_uchar() [L277] input_606 = __VERIFIER_nondet_uchar() [L278] input_607 = __VERIFIER_nondet_uchar() [L279] input_615 = __VERIFIER_nondet_uchar() [L280] input_617 = __VERIFIER_nondet_uchar() [L281] input_621 = __VERIFIER_nondet_uchar() [L282] input_622 = __VERIFIER_nondet_uchar() [L283] input_631 = __VERIFIER_nondet_uchar() [L284] input_636 = __VERIFIER_nondet_uchar() [L285] input_640 = __VERIFIER_nondet_uchar() [L286] input_641 = __VERIFIER_nondet_uchar() [L287] input_670 = __VERIFIER_nondet_uchar() [L288] input_671 = __VERIFIER_nondet_uchar() [L289] input_679 = __VERIFIER_nondet_uchar() [L290] input_683 = __VERIFIER_nondet_uchar() [L291] input_684 = __VERIFIER_nondet_uchar() [L292] input_703 = __VERIFIER_nondet_uchar() [L293] input_704 = __VERIFIER_nondet_uchar() [L294] input_705 = __VERIFIER_nondet_uchar() [L295] input_713 = __VERIFIER_nondet_uchar() [L296] input_715 = __VERIFIER_nondet_uchar() [L297] input_719 = __VERIFIER_nondet_uchar() [L298] input_720 = __VERIFIER_nondet_uchar() [L299] input_729 = __VERIFIER_nondet_uchar() [L300] input_734 = __VERIFIER_nondet_uchar() [L301] input_738 = __VERIFIER_nondet_uchar() [L302] input_739 = __VERIFIER_nondet_uchar() [L303] input_766 = __VERIFIER_nondet_uchar() [L304] input_767 = __VERIFIER_nondet_uchar() [L305] input_768 = __VERIFIER_nondet_uchar() [L306] input_774 = __VERIFIER_nondet_uchar() [L307] input_775 = __VERIFIER_nondet_uchar() [L308] input_792 = __VERIFIER_nondet_uchar() [L309] input_803 = __VERIFIER_nondet_uchar() [L310] input_804 = __VERIFIER_nondet_uchar() [L311] input_806 = __VERIFIER_nondet_uchar() [L312] input_815 = __VERIFIER_nondet_uchar() [L313] input_833 = __VERIFIER_nondet_uchar() [L314] input_834 = __VERIFIER_nondet_uchar() [L315] input_835 = __VERIFIER_nondet_uchar() [L316] input_841 = __VERIFIER_nondet_uchar() [L317] input_842 = __VERIFIER_nondet_uchar() [L318] input_859 = __VERIFIER_nondet_uchar() [L319] input_868 = __VERIFIER_nondet_uchar() [L320] input_869 = __VERIFIER_nondet_uchar() [L321] input_871 = __VERIFIER_nondet_uchar() [L322] input_880 = __VERIFIER_nondet_uchar() [L323] input_884 = __VERIFIER_nondet_uchar() [L326] SORT_1 var_10_arg_0 = state_7; [L327] EXPR var_10_arg_0 & mask_SORT_1 [L327] var_10_arg_0 = var_10_arg_0 & mask_SORT_1 [L328] SORT_9 var_10 = var_10_arg_0; [L329] SORT_9 var_12_arg_0 = var_10; [L330] SORT_9 var_12_arg_1 = var_11; [L331] SORT_1 var_12 = var_12_arg_0 == var_12_arg_1; [L332] SORT_13 var_17_arg_0 = state_15; [L333] SORT_1 var_17 = var_17_arg_0 >> 2; [L334] SORT_1 var_18_arg_0 = var_17; [L335] EXPR var_18_arg_0 & mask_SORT_1 [L335] var_18_arg_0 = var_18_arg_0 & mask_SORT_1 [L336] SORT_9 var_18 = var_18_arg_0; [L337] SORT_9 var_19_arg_0 = var_18; [L338] SORT_9 var_19_arg_1 = var_11; [L339] SORT_1 var_19 = var_19_arg_0 == var_19_arg_1; [L340] SORT_13 var_20_arg_0 = state_15; [L341] SORT_3 var_20 = var_20_arg_0 >> 0; [L342] SORT_3 var_21_arg_0 = var_20; [L343] EXPR var_21_arg_0 & mask_SORT_3 [L343] var_21_arg_0 = var_21_arg_0 & mask_SORT_3 [L344] SORT_9 var_21 = var_21_arg_0; [L345] SORT_9 var_22_arg_0 = var_21; [L346] SORT_9 var_22_arg_1 = var_11; [L347] SORT_1 var_22 = var_22_arg_0 == var_22_arg_1; [L348] SORT_1 var_23_arg_0 = var_19; [L349] SORT_1 var_23_arg_1 = var_22; [L350] EXPR var_23_arg_0 | var_23_arg_1 [L350] SORT_1 var_23 = var_23_arg_0 | var_23_arg_1; [L351] SORT_1 var_24_arg_0 = var_12; [L352] SORT_1 var_24_arg_1 = var_23; [L353] EXPR var_24_arg_0 & var_24_arg_1 [L353] SORT_1 var_24 = var_24_arg_0 & var_24_arg_1; [L354] SORT_1 var_28_arg_0 = var_24; [L355] SORT_1 var_28 = ~var_28_arg_0; [L356] SORT_1 var_29_arg_0 = var_27; [L357] SORT_1 var_29_arg_1 = var_28; [L358] EXPR var_29_arg_0 & var_29_arg_1 [L358] SORT_1 var_29 = var_29_arg_0 & var_29_arg_1; [L359] EXPR var_29 & mask_SORT_1 [L359] var_29 = var_29 & mask_SORT_1 [L360] SORT_1 bad_30_arg_0 = var_29; [L361] CALL __VERIFIER_assert(!(bad_30_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 2.14ms. Allocated memory is still 167.8MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1639.21ms. Allocated memory was 142.6MB in the beginning and 394.3MB in the end (delta: 251.7MB). Free memory was 95.4MB in the beginning and 322.5MB in the end (delta: -227.1MB). Peak memory consumption was 103.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 799.91ms. Allocated memory is still 394.3MB. Free memory was 322.5MB in the beginning and 278.4MB in the end (delta: 44.1MB). Peak memory consumption was 130.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 483.20ms. Allocated memory was 394.3MB in the beginning and 1.2GB in the end (delta: 788.5MB). Free memory was 278.4MB in the beginning and 1.1GB in the end (delta: -773.1MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. * RCFGBuilder took 12730.11ms. Allocated memory was 1.2GB in the beginning and 2.1GB in the end (delta: 956.3MB). Free memory was 1.1GB in the beginning and 1.8GB in the end (delta: -708.3MB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. * CodeCheck took 4121.22ms. Allocated memory is still 2.1GB. Free memory was 1.8GB in the beginning and 1.6GB in the end (delta: 121.6MB). Peak memory consumption was 117.4MB. Max. memory is 16.1GB. * Witness Printer took 5.90ms. Allocated memory is still 2.1GB. Free memory is still 1.6GB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-13 22:28:52,004 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, 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_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Heap.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 60dab3e2339bce2b045dd3b78258045145cb10b71bd20a1415e48f1177a4dd2d --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:28:54,810 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:28:54,920 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:28:54,996 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:28:54,997 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:28:54,997 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:28:55,000 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:28:55,000 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:28:55,000 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:28:55,001 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:28:55,001 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:28:55,001 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:28:55,002 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:28:55,003 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:28:55,003 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:28:55,003 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:28:55,003 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:28:55,003 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:28:55,003 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:28:55,004 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:28:55,004 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:28:55,004 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:28:55,004 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:28:55,005 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:55,005 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:28:55,005 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:28:55,005 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:28:55,005 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:28:55,005 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:28:55,006 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:28:55,006 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:28:55,006 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:28:55,006 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:28:55,006 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm 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 -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60dab3e2339bce2b045dd3b78258045145cb10b71bd20a1415e48f1177a4dd2d [2024-11-13 22:28:55,354 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:28:55,365 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:28:55,370 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:28:55,372 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:28:55,372 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:28:55,374 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Heap.c Unable to find full path for "g++" [2024-11-13 22:28:57,564 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:28:58,128 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:28:58,128 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Heap.c [2024-11-13 22:28:58,161 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/data/f2fc31a68/0d7524e924174ea18dc6be99ae581040/FLAG6073f257f [2024-11-13 22:28:58,183 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/data/f2fc31a68/0d7524e924174ea18dc6be99ae581040 [2024-11-13 22:28:58,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:28:58,188 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:28:58,191 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:28:58,192 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:28:58,196 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:28:58,197 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:28:58" (1/1) ... [2024-11-13 22:28:58,199 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e1d279 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:58, skipping insertion in model container [2024-11-13 22:28:58,199 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:28:58" (1/1) ... [2024-11-13 22:28:58,293 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:28:58,538 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_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Heap.c[1244,1257] [2024-11-13 22:28:58,988 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:28:59,004 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:28:59,018 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_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Heap.c[1244,1257] [2024-11-13 22:28:59,239 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:28:59,255 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:28:59,256 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:59 WrapperNode [2024-11-13 22:28:59,256 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:28:59,257 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:28:59,257 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:28:59,258 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:28:59,265 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:59" (1/1) ... [2024-11-13 22:28:59,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:59" (1/1) ... [2024-11-13 22:28:59,515 INFO L138 Inliner]: procedures = 17, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3109 [2024-11-13 22:28:59,516 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:28:59,517 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:28:59,517 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:28:59,517 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:28:59,525 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:59" (1/1) ... [2024-11-13 22:28:59,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:59" (1/1) ... [2024-11-13 22:28:59,550 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:59" (1/1) ... [2024-11-13 22:28:59,550 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:59" (1/1) ... [2024-11-13 22:28:59,649 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:59" (1/1) ... [2024-11-13 22:28:59,662 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:59" (1/1) ... [2024-11-13 22:28:59,682 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:59" (1/1) ... [2024-11-13 22:28:59,704 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:59" (1/1) ... [2024-11-13 22:28:59,750 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:28:59,752 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:28:59,752 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:28:59,753 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:28:59,755 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:28:59" (1/1) ... [2024-11-13 22:28:59,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:28:59,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:28:59,800 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:28:59,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:28:59,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:28:59,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:28:59,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:28:59,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:29:00,610 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:29:00,612 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:29:03,176 INFO L? ?]: Removed 166 outVars from TransFormulas that were not future-live. [2024-11-13 22:29:03,176 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:29:03,304 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:29:03,304 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:29:03,304 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:29:03 BoogieIcfgContainer [2024-11-13 22:29:03,304 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:29:03,306 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:29:03,306 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:29:03,317 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:29:03,317 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:29:03" (1/1) ... [2024-11-13 22:29:03,326 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:29:03,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:03,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:29:03,381 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:29:03,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:29:03,383 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:03,385 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:03,385 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:03,390 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:03,392 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:29:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:04,582 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:04,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:04,872 INFO L255 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 31 conjuncts are in the unsatisfiable core [2024-11-13 22:29:04,892 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:29:05,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:29:05,246 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:29:05,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:29:05,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 22:29:05,417 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 22:29:05,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:29:05,418 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:29:05,418 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:29:05,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:29:05,420 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:29:05,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6c3714d2-4c5e-4513-bd2a-400ae2dbd254/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:29:07,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:07,287 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:29:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:29:07,756 INFO L255 TraceCheckSpWp]: Trace formula consists of 133 conjuncts, 50 conjuncts are in the unsatisfiable core [2024-11-13 22:29:07,780 INFO L278 TraceCheckSpWp]: Computing forward predicates...