./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop2-back-serstep.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_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/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_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/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_83efe9f0-3e9d-4565-9888-02451c04cdc0/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 d08515d33180f49f91319882069013c8bb037fde086ef4e093242729db141b85 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:05:29,309 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:05:29,367 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 21:05:29,372 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 21:05:29,372 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 21:05:29,401 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:05:29,402 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:05:29,402 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:05:29,402 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:05:29,402 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:05:29,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:05:29,403 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:05:29,403 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 21:05:29,403 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:05:29,403 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:05:29,404 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:05:29,404 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:05:29,404 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:05:29,405 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:05:29,405 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:05:29,405 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:05:29,406 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:05:29,406 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:05:29,406 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:05:29,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:05:29,407 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:05:29,407 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:05:29,407 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:05:29,407 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 21:05:29,407 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 21:05:29,407 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_83efe9f0-3e9d-4565-9888-02451c04cdc0/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 -> d08515d33180f49f91319882069013c8bb037fde086ef4e093242729db141b85 [2024-11-13 21:05:29,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:05:29,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:05:29,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:05:29,769 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:05:29,769 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:05:29,772 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop2-back-serstep.c Unable to find full path for "g++" [2024-11-13 21:05:31,622 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:05:32,077 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:05:32,077 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop2-back-serstep.c [2024-11-13 21:05:32,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/data/5c3b08b98/f98dd17d007d43cfb745da055a200b00/FLAGb72dfe2bb [2024-11-13 21:05:32,119 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/data/5c3b08b98/f98dd17d007d43cfb745da055a200b00 [2024-11-13 21:05:32,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:05:32,125 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:05:32,126 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:05:32,126 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:05:32,132 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:05:32,133 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:32" (1/1) ... [2024-11-13 21:05:32,135 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e72471e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:32, skipping insertion in model container [2024-11-13 21:05:32,136 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:05:32" (1/1) ... [2024-11-13 21:05:32,215 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:05:32,424 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_83efe9f0-3e9d-4565-9888-02451c04cdc0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop2-back-serstep.c[1178,1191] [2024-11-13 21:05:32,873 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:05:32,884 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:05:32,894 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_83efe9f0-3e9d-4565-9888-02451c04cdc0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop2-back-serstep.c[1178,1191] [2024-11-13 21:05:33,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:05:33,129 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:05:33,130 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:33 WrapperNode [2024-11-13 21:05:33,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:05:33,131 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:05:33,131 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:05:33,132 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:05:33,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:33" (1/1) ... [2024-11-13 21:05:33,247 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:33" (1/1) ... [2024-11-13 21:05:33,992 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6571 [2024-11-13 21:05:33,993 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:05:33,995 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:05:33,996 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:05:33,996 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:05:34,004 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:33" (1/1) ... [2024-11-13 21:05:34,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:33" (1/1) ... [2024-11-13 21:05:34,225 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:33" (1/1) ... [2024-11-13 21:05:34,227 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:33" (1/1) ... [2024-11-13 21:05:34,446 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:33" (1/1) ... [2024-11-13 21:05:34,474 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:33" (1/1) ... [2024-11-13 21:05:34,555 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:33" (1/1) ... [2024-11-13 21:05:34,576 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:33" (1/1) ... [2024-11-13 21:05:34,707 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:05:34,708 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:05:34,708 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:05:34,708 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:05:34,709 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:05:33" (1/1) ... [2024-11-13 21:05:34,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:05:34,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:05:34,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:05:34,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:05:34,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:05:34,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 21:05:34,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:05:34,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:05:35,336 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:05:35,338 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:05:45,998 INFO L? ?]: Removed 3458 outVars from TransFormulas that were not future-live. [2024-11-13 21:05:45,999 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:05:58,463 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:05:58,463 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:05:58,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:58 BoogieIcfgContainer [2024-11-13 21:05:58,464 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:05:58,465 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:05:58,465 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:05:58,485 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:05:58,485 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:05:58" (1/1) ... [2024-11-13 21:05:58,502 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:05:58,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:05:58,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:05:58,616 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:05:58,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:05:58,622 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:05:58,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:06:01,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:06:04,465 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 21:06:14,751 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.25s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:06:24,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:06:36,441 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-13 21:06:36,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:06:36,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 21:06:36,473 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 21:06:36,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:06:36,474 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:06:36,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 21:08:14,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:08:14,341 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 21:09:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 21:09:54,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-13 21:09:55,018 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 21:09:55,023 INFO L158 Benchmark]: Toolchain (without parser) took 262897.64ms. Allocated memory was 117.4MB in the beginning and 2.7GB in the end (delta: 2.6GB). Free memory was 91.7MB in the beginning and 887.7MB in the end (delta: -796.0MB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2024-11-13 21:09:55,023 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 21:09:55,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1004.80ms. Allocated memory was 117.4MB in the beginning and 125.8MB in the end (delta: 8.4MB). Free memory was 91.7MB in the beginning and 64.6MB in the end (delta: 27.0MB). Peak memory consumption was 77.1MB. Max. memory is 16.1GB. [2024-11-13 21:09:55,024 INFO L158 Benchmark]: Boogie Procedure Inliner took 862.35ms. Allocated memory was 125.8MB in the beginning and 310.4MB in the end (delta: 184.5MB). Free memory was 64.6MB in the beginning and 145.2MB in the end (delta: -80.6MB). Peak memory consumption was 105.4MB. Max. memory is 16.1GB. [2024-11-13 21:09:55,025 INFO L158 Benchmark]: Boogie Preprocessor took 711.66ms. Allocated memory is still 310.4MB. Free memory was 145.2MB in the beginning and 125.2MB in the end (delta: 20.0MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. [2024-11-13 21:09:55,026 INFO L158 Benchmark]: RCFGBuilder took 23756.44ms. Allocated memory was 310.4MB in the beginning and 2.0GB in the end (delta: 1.7GB). Free memory was 125.2MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 707.4MB. Max. memory is 16.1GB. [2024-11-13 21:09:55,026 INFO L158 Benchmark]: CodeCheck took 236556.53ms. Allocated memory was 2.0GB in the beginning and 2.7GB in the end (delta: 771.8MB). Free memory was 1.6GB in the beginning and 887.7MB in the end (delta: 738.9MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2024-11-13 21:09:55,029 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 0.45ms. Allocated memory is still 167.8MB. Free memory is still 105.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1004.80ms. Allocated memory was 117.4MB in the beginning and 125.8MB in the end (delta: 8.4MB). Free memory was 91.7MB in the beginning and 64.6MB in the end (delta: 27.0MB). Peak memory consumption was 77.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 862.35ms. Allocated memory was 125.8MB in the beginning and 310.4MB in the end (delta: 184.5MB). Free memory was 64.6MB in the beginning and 145.2MB in the end (delta: -80.6MB). Peak memory consumption was 105.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 711.66ms. Allocated memory is still 310.4MB. Free memory was 145.2MB in the beginning and 125.2MB in the end (delta: 20.0MB). Peak memory consumption was 62.3MB. Max. memory is 16.1GB. * RCFGBuilder took 23756.44ms. Allocated memory was 310.4MB in the beginning and 2.0GB in the end (delta: 1.7GB). Free memory was 125.2MB in the beginning and 1.6GB in the end (delta: -1.5GB). Peak memory consumption was 707.4MB. Max. memory is 16.1GB. * CodeCheck took 236556.53ms. Allocated memory was 2.0GB in the beginning and 2.7GB in the end (delta: 771.8MB). Free memory was 1.6GB in the beginning and 887.7MB in the end (delta: 738.9MB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 21:09:55,096 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/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_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/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_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/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_83efe9f0-3e9d-4565-9888-02451c04cdc0/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 d08515d33180f49f91319882069013c8bb037fde086ef4e093242729db141b85 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 21:09:57,873 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 21:09:58,020 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 21:09:58,070 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 21:09:58,071 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 21:09:58,071 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 21:09:58,072 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 21:09:58,072 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 21:09:58,073 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 21:09:58,073 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 21:09:58,074 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 21:09:58,074 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 21:09:58,074 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 21:09:58,074 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 21:09:58,074 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 21:09:58,075 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 21:09:58,075 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 21:09:58,075 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 21:09:58,075 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 21:09:58,076 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 21:09:58,076 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 21:09:58,076 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 21:09:58,076 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 21:09:58,076 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:58,077 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 21:09:58,077 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 21:09:58,077 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:09:58,077 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 21:09:58,077 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 21:09:58,077 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 21:09:58,078 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 21:09:58,078 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 21:09:58,078 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 21:09:58,078 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_83efe9f0-3e9d-4565-9888-02451c04cdc0/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 -> d08515d33180f49f91319882069013c8bb037fde086ef4e093242729db141b85 [2024-11-13 21:09:58,422 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 21:09:58,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 21:09:58,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 21:09:58,435 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 21:09:58,435 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 21:09:58,437 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop2-back-serstep.c Unable to find full path for "g++" [2024-11-13 21:10:00,654 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 21:10:00,994 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 21:10:00,995 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop2-back-serstep.c [2024-11-13 21:10:01,019 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/data/dc1f038b8/6e437eb5548540378c654742ced6891b/FLAG3e229d2b8 [2024-11-13 21:10:01,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/data/dc1f038b8/6e437eb5548540378c654742ced6891b [2024-11-13 21:10:01,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 21:10:01,041 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 21:10:01,042 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 21:10:01,043 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 21:10:01,048 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 21:10:01,049 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:10:01" (1/1) ... [2024-11-13 21:10:01,050 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e65193 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:01, skipping insertion in model container [2024-11-13 21:10:01,051 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 09:10:01" (1/1) ... [2024-11-13 21:10:01,127 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 21:10:01,402 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_83efe9f0-3e9d-4565-9888-02451c04cdc0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop2-back-serstep.c[1178,1191] [2024-11-13 21:10:01,858 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:10:01,875 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 21:10:01,892 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_83efe9f0-3e9d-4565-9888-02451c04cdc0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.resistance.1.prop2-back-serstep.c[1178,1191] [2024-11-13 21:10:02,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 21:10:02,166 INFO L204 MainTranslator]: Completed translation [2024-11-13 21:10:02,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:02 WrapperNode [2024-11-13 21:10:02,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 21:10:02,168 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 21:10:02,169 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 21:10:02,169 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 21:10:02,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:02" (1/1) ... [2024-11-13 21:10:02,212 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:02" (1/1) ... [2024-11-13 21:10:02,337 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1819 [2024-11-13 21:10:02,338 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 21:10:02,338 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 21:10:02,338 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 21:10:02,339 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 21:10:02,349 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:02" (1/1) ... [2024-11-13 21:10:02,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:02" (1/1) ... [2024-11-13 21:10:02,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:02" (1/1) ... [2024-11-13 21:10:02,370 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:02" (1/1) ... [2024-11-13 21:10:02,409 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:02" (1/1) ... [2024-11-13 21:10:02,423 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:02" (1/1) ... [2024-11-13 21:10:02,432 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:02" (1/1) ... [2024-11-13 21:10:02,438 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:02" (1/1) ... [2024-11-13 21:10:02,463 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 21:10:02,464 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 21:10:02,464 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 21:10:02,464 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 21:10:02,465 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 09:10:02" (1/1) ... [2024-11-13 21:10:02,476 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 21:10:02,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 21:10:02,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 21:10:02,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 21:10:02,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 21:10:02,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 21:10:02,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 21:10:02,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 21:10:03,148 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 21:10:03,150 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 21:10:06,630 INFO L? ?]: Removed 172 outVars from TransFormulas that were not future-live. [2024-11-13 21:10:06,630 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 21:10:06,718 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 21:10:06,718 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 21:10:06,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:10:06 BoogieIcfgContainer [2024-11-13 21:10:06,719 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 21:10:06,720 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 21:10:06,720 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 21:10:06,733 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 21:10:06,734 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 09:10:06" (1/1) ... [2024-11-13 21:10:06,745 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 21:10:06,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:06,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 21:10:06,819 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 21:10:06,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 21:10:06,822 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:06,823 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:10:06,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:10:06,829 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:10:06,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 21:10:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:07,725 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:10:07,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:07,955 INFO L255 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 21:10:07,967 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 21:10:08,082 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 21:10:08,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2024-11-13 21:10:08,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 21:10:08,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 21:10:08,570 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 21:10:08,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 21:10:08,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 21:10:08,570 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 21:10:08,570 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 21:10:08,573 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 21:10:08,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_83efe9f0-3e9d-4565-9888-02451c04cdc0/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 21:10:09,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:10,000 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 21:10:10,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 21:10:10,626 INFO L255 TraceCheckSpWp]: Trace formula consists of 329 conjuncts, 48 conjuncts are in the unsatisfiable core [2024-11-13 21:10:10,678 INFO L278 TraceCheckSpWp]: Computing forward predicates...