./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/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_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 14cb0b0179e79f0e2d385464cbe440f1c78ee76831b4c47fbbc7c2a57322304c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:03:08,698 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:03:08,772 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2024-11-13 23:03:08,776 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:03:08,776 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:03:08,798 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:03:08,799 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:03:08,799 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:03:08,799 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:03:08,799 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:03:08,799 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:03:08,799 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 23:03:08,800 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 23:03:08,800 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 23:03:08,800 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:03:08,800 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:03:08,800 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:03:08,800 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:03:08,800 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:03:08,800 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:03:08,800 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:03:08,800 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:03:08,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:08,801 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:03:08,801 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:03:08,801 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:03:08,801 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:03:08,802 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_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 14cb0b0179e79f0e2d385464cbe440f1c78ee76831b4c47fbbc7c2a57322304c [2024-11-13 23:03:09,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:03:09,109 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:03:09,113 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:03:09,114 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:03:09,115 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:03:09,116 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-13 23:03:11,026 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:03:11,347 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:03:11,347 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i [2024-11-13 23:03:11,362 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/data/497cb22a4/a8d9ce3f61ee49cb8f996c6287882a3b/FLAGfda7d90c8 [2024-11-13 23:03:11,376 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/data/497cb22a4/a8d9ce3f61ee49cb8f996c6287882a3b [2024-11-13 23:03:11,378 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:03:11,380 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:03:11,381 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:11,381 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:03:11,385 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:03:11,386 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:11" (1/1) ... [2024-11-13 23:03:11,387 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@233c191a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:11, skipping insertion in model container [2024-11-13 23:03:11,387 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:11" (1/1) ... [2024-11-13 23:03:11,441 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:03:11,845 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:11,858 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:03:11,982 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:12,008 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:03:12,008 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:12 WrapperNode [2024-11-13 23:03:12,009 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:12,010 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:12,010 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:03:12,010 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:03:12,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:12" (1/1) ... [2024-11-13 23:03:12,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:12" (1/1) ... [2024-11-13 23:03:12,079 INFO L138 Inliner]: procedures = 79, calls = 168, calls flagged for inlining = 78, calls inlined = 87, statements flattened = 873 [2024-11-13 23:03:12,079 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:12,080 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:03:12,080 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:03:12,080 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:03:12,087 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:12" (1/1) ... [2024-11-13 23:03:12,087 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:12" (1/1) ... [2024-11-13 23:03:12,094 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:12" (1/1) ... [2024-11-13 23:03:12,094 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:12" (1/1) ... [2024-11-13 23:03:12,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:12" (1/1) ... [2024-11-13 23:03:12,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:12" (1/1) ... [2024-11-13 23:03:12,149 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:12" (1/1) ... [2024-11-13 23:03:12,152 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:12" (1/1) ... [2024-11-13 23:03:12,167 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:03:12,168 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:03:12,168 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:03:12,168 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:03:12,173 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:12" (1/1) ... [2024-11-13 23:03:12,181 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:12,197 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:03:12,208 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:03:12,210 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:03:12,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:03:12,233 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-13 23:03:12,233 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:03:12,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 23:03:12,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-13 23:03:12,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:03:12,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 23:03:12,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:03:12,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:03:12,234 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:03:12,234 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 23:03:12,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:03:12,235 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:03:12,464 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:03:12,466 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:03:14,996 INFO L? ?]: Removed 655 outVars from TransFormulas that were not future-live. [2024-11-13 23:03:14,996 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:03:15,381 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:03:15,381 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:03:15,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:15 BoogieIcfgContainer [2024-11-13 23:03:15,382 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:03:15,382 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:03:15,382 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:03:15,392 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:03:15,392 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:15" (1/1) ... [2024-11-13 23:03:15,399 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:03:15,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:15,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 144 states and 180 transitions. [2024-11-13 23:03:15,447 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 180 transitions. [2024-11-13 23:03:15,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:03:15,449 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:15,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:15,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:15,892 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 23:03:17,356 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:03:17,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:17,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 147 states and 193 transitions. [2024-11-13 23:03:17,411 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 193 transitions. [2024-11-13 23:03:17,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:03:17,411 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:17,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:17,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:17,701 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:03:20,505 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:03:20,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:20,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 153 states and 212 transitions. [2024-11-13 23:03:20,590 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 212 transitions. [2024-11-13 23:03:20,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:03:20,596 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:20,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:20,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:20,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:03:20,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:20,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 153 states and 209 transitions. [2024-11-13 23:03:20,829 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 209 transitions. [2024-11-13 23:03:20,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:03:20,830 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:20,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:20,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:21,195 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 23:03:22,423 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:03:22,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:22,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 163 states and 236 transitions. [2024-11-13 23:03:22,622 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 236 transitions. [2024-11-13 23:03:22,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:03:22,623 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:22,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:22,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:22,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:03:22,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:22,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 164 states and 236 transitions. [2024-11-13 23:03:22,811 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 236 transitions. [2024-11-13 23:03:22,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:03:22,812 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:22,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:22,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:22,943 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:03:23,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:23,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 168 states and 242 transitions. [2024-11-13 23:03:23,044 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 242 transitions. [2024-11-13 23:03:23,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:03:23,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:23,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:23,299 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:03:23,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:23,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 169 states and 242 transitions. [2024-11-13 23:03:23,316 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 242 transitions. [2024-11-13 23:03:23,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:03:23,317 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:23,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:23,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:03:23,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:23,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 171 states and 244 transitions. [2024-11-13 23:03:23,492 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 244 transitions. [2024-11-13 23:03:23,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:03:23,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:23,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:23,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:23,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:03:23,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:23,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 171 states and 240 transitions. [2024-11-13 23:03:23,671 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 240 transitions. [2024-11-13 23:03:23,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:03:23,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:23,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:03:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:23,802 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:03:23,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:25,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:25,682 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:03:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:03:28,042 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 10 iterations. [2024-11-13 23:03:28,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 11:03:28 ImpRootNode [2024-11-13 23:03:28,105 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 23:03:28,105 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 23:03:28,105 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 23:03:28,105 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 23:03:28,106 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:15" (3/4) ... [2024-11-13 23:03:28,109 INFO L145 WitnessPrinter]: No result that supports witness generation found [2024-11-13 23:03:28,109 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-13 23:03:28,110 INFO L158 Benchmark]: Toolchain (without parser) took 16730.73ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 91.0MB in the beginning and 49.8MB in the end (delta: 41.2MB). Peak memory consumption was 64.0MB. Max. memory is 16.1GB. [2024-11-13 23:03:28,111 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:28,111 INFO L158 Benchmark]: CACSL2BoogieTranslator took 628.10ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 61.7MB in the end (delta: 29.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-13 23:03:28,111 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.83ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 56.2MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:28,113 INFO L158 Benchmark]: Boogie Preprocessor took 87.13ms. Allocated memory is still 117.4MB. Free memory was 56.2MB in the beginning and 51.3MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:03:28,113 INFO L158 Benchmark]: RCFGBuilder took 3213.91ms. Allocated memory is still 117.4MB. Free memory was 51.1MB in the beginning and 47.2MB in the end (delta: 3.9MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2024-11-13 23:03:28,114 INFO L158 Benchmark]: CodeCheck took 12722.25ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 47.2MB in the beginning and 49.8MB in the end (delta: -2.6MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2024-11-13 23:03:28,114 INFO L158 Benchmark]: Witness Printer took 4.45ms. Allocated memory is still 142.6MB. Free memory was 49.8MB in the beginning and 49.8MB in the end (delta: 17.6kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:03:28,119 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, 144 locations, 58 error locations. Started 1 CEGAR loops. OverallTime: 12.6s, OverallIterations: 10, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 576 SdHoareTripleChecker+Valid, 43.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 343 mSDsluCounter, 730 SdHoareTripleChecker+Invalid, 43.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 495 mSDsCounter, 178 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 807 IncrementalHoareTripleChecker+Invalid, 985 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 178 mSolverCounterUnsat, 235 mSDtfsCounter, 807 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1172 GetRequests, 1142 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 2.0s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 120 NumberOfCodeBlocks, 120 NumberOfCodeBlocksAsserted, 10 NumberOfCheckSat, 96 ConstructedInterpolants, 0 QuantifiedInterpolants, 218 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 9 InterpolantComputations, 9 PerfectInterpolantSequences, 12/12 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: -1]: Unable to prove that pointer dereference always succeeds Unable to prove that pointer dereference always succeeds Reason: overapproximation of large string literal at line 1170. Possible FailurePath: [L883] int ldv_state_variable_1 ; [L884] struct platform_device *s3c_hwmon_driver_group0 ; [L885] int LDV_IN_INTERRUPT = 1; [L886] int ref_cnt ; [L887] int ldv_state_variable_0 ; [L1170-L1172] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1188] int ldv_retval_0 ; [L1189] int ldv_retval_1 ; [L1366] int ldv_count_1 = 0; [L1367] int ldv_count_2 = 0; [L1375] int ldv_call_dev_attr_of_sensor_device_attribute = 0; [L1203] int tmp ; [L1204] int tmp___0 ; [L1205] int tmp___1 ; [L1207] FCALL ldv_initialize() [L1208] ldv_state_variable_1 = 0 [L1209] ref_cnt = 0 [L1210] ldv_state_variable_0 = 1 VAL [LDV_IN_INTERRUPT=1, __this_module={44:59}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}] [L1212] tmp = __VERIFIER_nondet_int() [L1214] case 0: [L1244] case 1: [L1246] tmp___1 = __VERIFIER_nondet_int() [L1248] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={44:59}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}, tmp___1=1] [L1244] case 1: [L1256] case 1: VAL [LDV_IN_INTERRUPT=1, __this_module={44:59}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=1, ldv_state_variable_1=0, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}] [L1244] case 1: [L1258] CALL, EXPR s3c_hwmon_init() [L1175] int tmp ; [L1177] CALL, EXPR platform_driver_register(& s3c_hwmon_driver) [L1441] return __VERIFIER_nondet_int(); [L1177] RET, EXPR platform_driver_register(& s3c_hwmon_driver) [L1177] tmp = platform_driver_register(& s3c_hwmon_driver) [L1178] return (tmp); [L1258] RET, EXPR s3c_hwmon_init() [L1258] ldv_retval_1 = s3c_hwmon_init() [L1244] case 1: [L1260] ldv_state_variable_0 = 3 [L1261] ldv_state_variable_1 = 1 [L1262] CALL ldv_initialize_platform_driver_1() [L1194] void *tmp ; [L1196] CALL, EXPR ldv_zalloc(624U) [L824] void *p ; [L825] void *tmp ; [L826] int tmp___0 ; [L828] tmp___0 = __VERIFIER_nondet_int() [L829] COND TRUE tmp___0 != 0 [L830] return (0); [L1196] RET, EXPR ldv_zalloc(624U) [L1196] tmp = ldv_zalloc(624U) [L1197] s3c_hwmon_driver_group0 = (struct platform_device *)tmp [L1262] RET ldv_initialize_platform_driver_1() [L1244] case 1: VAL [LDV_IN_INTERRUPT=1, __this_module={44:59}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}] [L1212] tmp = __VERIFIER_nondet_int() [L1214] case 0: [L1216] tmp___0 = __VERIFIER_nondet_int() [L1218] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={44:59}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}, tmp=0, tmp___0=0] [L1214] case 0: [L1220] CALL s3c_hwmon_probe(s3c_hwmon_driver_group0) [L1040] struct s3c_hwmon_pdata *pdata ; [L1041] struct s3c_hwmon *hwmon ; [L1042] int ret ; [L1043] int i ; [L1044] void *tmp ; [L1045] struct lock_class_key __key ; [L1046] long tmp___0 ; [L1047] long tmp___1 ; [L1048] long tmp___2 ; [L1049] long tmp___3 ; [L1050] struct s3c_hwmon_chcfg *cfg ; VAL [LDV_IN_INTERRUPT=1, __key={25763:0}, __this_module={44:59}, dev={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_retval_0=0, ldv_retval_1=0, ldv_state_variable_0=3, ldv_state_variable_1=1, ref_cnt=0, s3c_hwmon_driver={16:0}, s3c_hwmon_driver_group0={0:0}] [L1052] dev->dev.platform_data * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 117.4MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 628.10ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 61.7MB in the end (delta: 29.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.83ms. Allocated memory is still 117.4MB. Free memory was 61.7MB in the beginning and 56.2MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 87.13ms. Allocated memory is still 117.4MB. Free memory was 56.2MB in the beginning and 51.3MB in the end (delta: 4.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3213.91ms. Allocated memory is still 117.4MB. Free memory was 51.1MB in the beginning and 47.2MB in the end (delta: 3.9MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. * CodeCheck took 12722.25ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 47.2MB in the beginning and 49.8MB in the end (delta: -2.6MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Witness Printer took 4.45ms. Allocated memory is still 142.6MB. Free memory was 49.8MB in the beginning and 49.8MB in the end (delta: 17.6kB). 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 23:03:28,155 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/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_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 14cb0b0179e79f0e2d385464cbe440f1c78ee76831b4c47fbbc7c2a57322304c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 23:03:30,647 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:03:30,768 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Bitvector.epf [2024-11-13 23:03:30,848 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:03:30,849 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:03:30,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:03:30,849 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:03:30,849 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:03:30,850 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:03:30,850 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-13 23:03:30,850 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-13 23:03:30,850 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-13 23:03:30,855 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:03:30,855 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 23:03:30,855 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 23:03:30,855 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:03:30,855 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 23:03:30,855 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 23:03:30,856 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:03:30,856 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:03:30,856 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:03:30,856 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:03:30,856 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:30,856 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 23:03:30,856 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:03:30,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:30,857 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:03:30,857 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:03:30,857 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 23:03:30,857 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:30,857 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 23:03:30,857 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_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 14cb0b0179e79f0e2d385464cbe440f1c78ee76831b4c47fbbc7c2a57322304c [2024-11-13 23:03:31,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:03:31,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:03:31,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:03:31,150 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:03:31,151 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:03:31,152 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i Unable to find full path for "g++" [2024-11-13 23:03:33,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:03:33,378 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:03:33,379 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/sv-benchmarks/c/ldv-validator-v0.6/linux-stable-af3071a-1-130_7a-drivers--hwmon--s3c-hwmon.ko-entry_point.cil.out.i [2024-11-13 23:03:33,394 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/data/4061de1ce/c44cf4bc380844f6971ca6e39824ca89/FLAG7e2d63219 [2024-11-13 23:03:33,408 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/data/4061de1ce/c44cf4bc380844f6971ca6e39824ca89 [2024-11-13 23:03:33,410 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:03:33,411 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:03:33,412 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:33,412 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:03:33,415 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:03:33,416 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:33" (1/1) ... [2024-11-13 23:03:33,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@92340ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:33, skipping insertion in model container [2024-11-13 23:03:33,417 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:03:33" (1/1) ... [2024-11-13 23:03:33,459 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:03:33,782 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,783 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,791 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,810 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,811 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,813 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,814 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,816 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,817 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,819 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,828 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,830 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,839 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,871 WARN L1072 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-13 23:03:33,876 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:33,893 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:03:34,061 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:03:34,098 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:03:34,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:34 WrapperNode [2024-11-13 23:03:34,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:03:34,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:34,101 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:03:34,101 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:03:34,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:34" (1/1) ... [2024-11-13 23:03:34,139 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:34" (1/1) ... [2024-11-13 23:03:34,214 INFO L138 Inliner]: procedures = 81, calls = 168, calls flagged for inlining = 78, calls inlined = 87, statements flattened = 819 [2024-11-13 23:03:34,215 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:03:34,215 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:03:34,216 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:03:34,216 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:03:34,222 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:34" (1/1) ... [2024-11-13 23:03:34,223 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:34" (1/1) ... [2024-11-13 23:03:34,229 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:34" (1/1) ... [2024-11-13 23:03:34,230 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:34" (1/1) ... [2024-11-13 23:03:34,273 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:34" (1/1) ... [2024-11-13 23:03:34,286 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:34" (1/1) ... [2024-11-13 23:03:34,293 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:34" (1/1) ... [2024-11-13 23:03:34,302 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:34" (1/1) ... [2024-11-13 23:03:34,316 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:03:34,317 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:03:34,317 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:03:34,317 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:03:34,318 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:03:34" (1/1) ... [2024-11-13 23:03:34,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:03:34,343 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:03:34,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:03:34,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:03:34,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:03:34,390 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:03:34,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 23:03:34,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 23:03:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-13 23:03:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 23:03:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2024-11-13 23:03:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:03:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 23:03:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 23:03:34,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2024-11-13 23:03:34,392 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-13 23:03:34,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:03:34,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:03:34,666 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:03:34,668 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:03:46,751 INFO L? ?]: Removed 646 outVars from TransFormulas that were not future-live. [2024-11-13 23:03:46,751 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:03:47,215 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:03:47,216 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-13 23:03:47,216 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:47 BoogieIcfgContainer [2024-11-13 23:03:47,216 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:03:47,217 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:03:47,217 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:03:47,227 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:03:47,228 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:03:47" (1/1) ... [2024-11-13 23:03:47,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:03:47,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:47,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 144 states and 180 transitions. [2024-11-13 23:03:47,285 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 180 transitions. [2024-11-13 23:03:47,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 23:03:47,287 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:47,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:47,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:03:47,291 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:03:47,293 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 23:03:47,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:47,739 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:03:47,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:47,880 INFO L255 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:03:47,883 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:03:47,937 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 23:03:47,940 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 23:03:52,309 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:03:52,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:03:52,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 147 states and 193 transitions. [2024-11-13 23:03:52,435 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 193 transitions. [2024-11-13 23:03:52,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 23:03:52,435 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:03:52,435 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:03:52,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:03:52,440 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:03:52,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 23:03:52,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:52,792 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:03:52,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:03:52,914 INFO L255 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:03:52,915 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:03:53,001 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 23:03:53,008 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 23:04:03,219 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:04:03,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:03,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 155 states and 218 transitions. [2024-11-13 23:04:03,355 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 218 transitions. [2024-11-13 23:04:03,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:04:03,357 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:03,357 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:03,357 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:03,360 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:03,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 23:04:03,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:03,769 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:03,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:03,892 INFO L255 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:04:03,893 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:03,950 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:04:03,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Forceful destruction successful, exit code 0 [2024-11-13 23:04:04,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:04,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 155 states and 215 transitions. [2024-11-13 23:04:04,072 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 215 transitions. [2024-11-13 23:04:04,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:04:04,073 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:04,073 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:04,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:04,076 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:04,080 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-13 23:04:04,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:04,470 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:04,591 INFO L255 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 23:04:04,595 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:04,961 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:04:04,963 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-13 23:04:04,974 INFO L159 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2024-11-13 23:04:04,974 INFO L164 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2024-11-13 23:04:05,249 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 23:04:05,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-11-13 23:04:05,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:05,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 158 states and 222 transitions. [2024-11-13 23:04:05,530 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 222 transitions. [2024-11-13 23:04:05,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-13 23:04:05,531 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:05,531 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:05,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:05,534 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:05,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-13 23:04:05,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:05,938 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:06,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:06,051 INFO L255 TraceCheckSpWp]: Trace formula consists of 188 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:04:06,053 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:06,102 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:04:06,106 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (6)] Forceful destruction successful, exit code 0 [2024-11-13 23:04:06,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:06,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 160 states and 225 transitions. [2024-11-13 23:04:06,249 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 225 transitions. [2024-11-13 23:04:06,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-13 23:04:06,249 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:06,249 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:06,250 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:06,253 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:06,255 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-13 23:04:06,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:06,688 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:06,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:06,797 INFO L255 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:04:06,798 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:06,878 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:04:06,882 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:04:06,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-13 23:04:06,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:06,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 161 states and 225 transitions. [2024-11-13 23:04:06,903 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 225 transitions. [2024-11-13 23:04:06,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-13 23:04:06,905 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:06,905 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:06,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:06,907 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:06,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-13 23:04:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:07,343 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:07,456 INFO L255 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:04:07,457 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:07,520 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 23:04:07,524 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 23:04:07,525 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-13 23:04:07,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:07,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 163 states and 228 transitions. [2024-11-13 23:04:07,542 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 228 transitions. [2024-11-13 23:04:07,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:04:07,543 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:07,543 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:07,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:07,545 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:07,549 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-13 23:04:08,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:08,013 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:08,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:08,123 INFO L255 TraceCheckSpWp]: Trace formula consists of 193 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:04:08,124 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:08,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:04:08,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-13 23:04:18,573 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:04:19,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:19,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 170 states and 247 transitions. [2024-11-13 23:04:19,119 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 247 transitions. [2024-11-13 23:04:19,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 23:04:19,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:19,119 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:19,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:19,121 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:19,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-13 23:04:19,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:19,571 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 23:04:19,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:19,693 INFO L255 TraceCheckSpWp]: Trace formula consists of 194 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-13 23:04:19,693 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 23:04:19,789 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 23:04:19,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-13 23:04:19,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:19,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 170 states and 243 transitions. [2024-11-13 23:04:19,943 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 243 transitions. [2024-11-13 23:04:19,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-13 23:04:19,943 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:19,943 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 23:04:19,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 23:04:19,948 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 23:04:19,950 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-13 23:04:20,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:04:20,845 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 23:04:21,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 23:04:31,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 23:04:31,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-13 23:04:31,342 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 23:04:31,346 INFO L158 Benchmark]: Toolchain (without parser) took 57934.80ms. Allocated memory was 117.4MB in the beginning and 276.8MB in the end (delta: 159.4MB). Free memory was 90.5MB in the beginning and 175.9MB in the end (delta: -85.4MB). Peak memory consumption was 78.4MB. Max. memory is 16.1GB. [2024-11-13 23:04:31,347 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 82.7MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:04:31,347 INFO L158 Benchmark]: CACSL2BoogieTranslator took 687.67ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 60.0MB in the end (delta: 30.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 23:04:31,347 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.81ms. Allocated memory is still 117.4MB. Free memory was 60.0MB in the beginning and 54.9MB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:04:31,348 INFO L158 Benchmark]: Boogie Preprocessor took 101.06ms. Allocated memory is still 117.4MB. Free memory was 54.9MB in the beginning and 49.6MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 23:04:31,348 INFO L158 Benchmark]: RCFGBuilder took 12899.28ms. Allocated memory was 117.4MB in the beginning and 276.8MB in the end (delta: 159.4MB). Free memory was 49.6MB in the beginning and 121.0MB in the end (delta: -71.4MB). Peak memory consumption was 100.4MB. Max. memory is 16.1GB. [2024-11-13 23:04:31,348 INFO L158 Benchmark]: CodeCheck took 44127.95ms. Allocated memory is still 276.8MB. Free memory was 121.0MB in the beginning and 175.9MB in the end (delta: -54.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 23:04:31,351 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:485) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 117.4MB. Free memory was 82.8MB in the beginning and 82.7MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 687.67ms. Allocated memory is still 117.4MB. Free memory was 90.5MB in the beginning and 60.0MB in the end (delta: 30.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.81ms. Allocated memory is still 117.4MB. Free memory was 60.0MB in the beginning and 54.9MB in the end (delta: 5.1MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 101.06ms. Allocated memory is still 117.4MB. Free memory was 54.9MB in the beginning and 49.6MB in the end (delta: 5.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 12899.28ms. Allocated memory was 117.4MB in the beginning and 276.8MB in the end (delta: 159.4MB). Free memory was 49.6MB in the beginning and 121.0MB in the end (delta: -71.4MB). Peak memory consumption was 100.4MB. Max. memory is 16.1GB. * CodeCheck took 44127.95ms. Allocated memory is still 276.8MB. Free memory was 121.0MB in the beginning and 175.9MB in the end (delta: -54.9MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 23:04:31,388 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7bbc1ab7-45d6-4c13-bb13-80aaabd31b7c/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown