./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop2-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk --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 3287cb8122ae8673dfd87e0c1115d086c7708a8af7f630d478b193e0a418f294 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:31:49,543 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:31:49,683 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-08 23:31:49,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:31:49,693 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:31:49,729 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:31:49,730 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:31:49,731 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:31:49,732 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:31:49,733 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:31:49,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:31:49,739 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:31:49,740 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:31:49,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:31:49,741 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:31:49,741 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:31:49,742 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:31:49,743 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:31:49,743 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:31:49,744 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:31:49,749 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:31:49,751 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:31:49,751 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:31:49,752 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:31:49,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:49,753 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:31:49,754 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:31:49,758 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:31:49,759 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:31:49,760 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:31:49,760 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3287cb8122ae8673dfd87e0c1115d086c7708a8af7f630d478b193e0a418f294 [2024-11-08 23:31:50,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:31:50,200 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:31:50,204 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:31:50,207 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:31:50,229 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:31:50,233 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop2-func-interl.c Unable to find full path for "g++" [2024-11-08 23:31:53,358 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:31:54,204 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:31:54,205 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop2-func-interl.c [2024-11-08 23:31:54,248 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/data/af5854512/0374aac16f9741be82412bb80c1f4bd4/FLAGb8e761f70 [2024-11-08 23:31:54,290 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/data/af5854512/0374aac16f9741be82412bb80c1f4bd4 [2024-11-08 23:31:54,297 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:31:54,300 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:31:54,304 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:54,304 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:31:54,317 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:31:54,319 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:54" (1/1) ... [2024-11-08 23:31:54,321 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d8c6493 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:54, skipping insertion in model container [2024-11-08 23:31:54,321 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:31:54" (1/1) ... [2024-11-08 23:31:54,511 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:31:54,990 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_24a64922-fc28-4498-b537-700cc3844258/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop2-func-interl.c[1171,1184] [2024-11-08 23:31:55,927 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:55,949 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:31:55,968 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_24a64922-fc28-4498-b537-700cc3844258/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop2-func-interl.c[1171,1184] [2024-11-08 23:31:56,301 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:31:56,322 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:31:56,323 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:56 WrapperNode [2024-11-08 23:31:56,323 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:31:56,324 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:56,325 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:31:56,325 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:31:56,333 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:56" (1/1) ... [2024-11-08 23:31:56,425 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:56" (1/1) ... [2024-11-08 23:31:58,081 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 9239 [2024-11-08 23:31:58,082 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:31:58,083 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:31:58,083 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:31:58,083 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:31:58,108 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:56" (1/1) ... [2024-11-08 23:31:58,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:56" (1/1) ... [2024-11-08 23:31:58,594 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:56" (1/1) ... [2024-11-08 23:31:58,597 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:56" (1/1) ... [2024-11-08 23:31:59,238 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:56" (1/1) ... [2024-11-08 23:31:59,310 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:56" (1/1) ... [2024-11-08 23:31:59,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:56" (1/1) ... [2024-11-08 23:31:59,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:56" (1/1) ... [2024-11-08 23:31:59,752 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:31:59,753 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:31:59,754 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:31:59,754 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:31:59,758 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:31:56" (1/1) ... [2024-11-08 23:31:59,775 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:31:59,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:31:59,848 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:31:59,861 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:31:59,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:31:59,915 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:31:59,915 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:31:59,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:32:01,372 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:32:01,380 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:32:19,572 INFO L? ?]: Removed 5090 outVars from TransFormulas that were not future-live. [2024-11-08 23:32:19,573 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:32:45,872 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:32:45,872 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:32:45,873 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:32:45 BoogieIcfgContainer [2024-11-08 23:32:45,873 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:32:45,875 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:32:45,875 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:32:45,885 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:32:45,886 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:32:45" (1/1) ... [2024-11-08 23:32:45,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:32:45,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:32:45,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:32:45,961 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:32:45,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:32:45,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:32:45,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:32:47,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:32:50,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:33:01,508 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.58s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:33:11,661 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2024-11-08 23:33:12,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:33:12,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-08 23:33:12,751 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-08 23:33:12,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:33:12,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:33:12,753 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 23:35:58,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:36:10,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-08 23:36:10,235 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) [2024-11-08 23:36:10,242 INFO L158 Benchmark]: Toolchain (without parser) took 255941.12ms. Allocated memory was 174.1MB in the beginning and 9.7GB in the end (delta: 9.5GB). Free memory was 131.0MB in the beginning and 8.8GB in the end (delta: -8.6GB). Peak memory consumption was 894.5MB. Max. memory is 16.1GB. [2024-11-08 23:36:10,243 INFO L158 Benchmark]: CDTParser took 0.54ms. Allocated memory is still 125.8MB. Free memory was 88.4MB in the beginning and 88.3MB in the end (delta: 25.2kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:36:10,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2019.99ms. Allocated memory is still 174.1MB. Free memory was 131.0MB in the beginning and 86.1MB in the end (delta: 44.9MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. [2024-11-08 23:36:10,246 INFO L158 Benchmark]: Boogie Procedure Inliner took 1757.90ms. Allocated memory was 174.1MB in the beginning and 450.9MB in the end (delta: 276.8MB). Free memory was 86.1MB in the beginning and 249.9MB in the end (delta: -163.8MB). Peak memory consumption was 158.9MB. Max. memory is 16.1GB. [2024-11-08 23:36:10,247 INFO L158 Benchmark]: Boogie Preprocessor took 1669.25ms. Allocated memory was 450.9MB in the beginning and 901.8MB in the end (delta: 450.9MB). Free memory was 249.9MB in the beginning and 653.9MB in the end (delta: -404.1MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. [2024-11-08 23:36:10,249 INFO L158 Benchmark]: RCFGBuilder took 46120.28ms. Allocated memory was 901.8MB in the beginning and 8.1GB in the end (delta: 7.2GB). Free memory was 653.9MB in the beginning and 7.4GB in the end (delta: -6.7GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. [2024-11-08 23:36:10,250 INFO L158 Benchmark]: CodeCheck took 204365.40ms. Allocated memory was 8.1GB in the beginning and 9.7GB in the end (delta: 1.6GB). Free memory was 7.4GB in the beginning and 8.8GB in the end (delta: -1.4GB). Peak memory consumption was 220.4MB. Max. memory is 16.1GB. [2024-11-08 23:36:10,257 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 0.54ms. Allocated memory is still 125.8MB. Free memory was 88.4MB in the beginning and 88.3MB in the end (delta: 25.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2019.99ms. Allocated memory is still 174.1MB. Free memory was 131.0MB in the beginning and 86.1MB in the end (delta: 44.9MB). Peak memory consumption was 72.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1757.90ms. Allocated memory was 174.1MB in the beginning and 450.9MB in the end (delta: 276.8MB). Free memory was 86.1MB in the beginning and 249.9MB in the end (delta: -163.8MB). Peak memory consumption was 158.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1669.25ms. Allocated memory was 450.9MB in the beginning and 901.8MB in the end (delta: 450.9MB). Free memory was 249.9MB in the beginning and 653.9MB in the end (delta: -404.1MB). Peak memory consumption was 83.9MB. Max. memory is 16.1GB. * RCFGBuilder took 46120.28ms. Allocated memory was 901.8MB in the beginning and 8.1GB in the end (delta: 7.2GB). Free memory was 653.9MB in the beginning and 7.4GB in the end (delta: -6.7GB). Peak memory consumption was 2.1GB. Max. memory is 16.1GB. * CodeCheck took 204365.40ms. Allocated memory was 8.1GB in the beginning and 9.7GB in the end (delta: 1.6GB). Free memory was 7.4GB in the beginning and 8.8GB in the end (delta: -1.4GB). Peak memory consumption was 220.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:36:10,480 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2024-11-08 23:36:10,519 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop2-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk --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 3287cb8122ae8673dfd87e0c1115d086c7708a8af7f630d478b193e0a418f294 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:36:14,313 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:36:14,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-08 23:36:14,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:36:14,529 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:36:14,530 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:36:14,531 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:36:14,532 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:36:14,536 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:36:14,537 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:36:14,537 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:36:14,538 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:36:14,539 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:36:14,542 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:36:14,543 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:36:14,543 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:36:14,544 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:36:14,545 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:36:14,545 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:36:14,546 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:36:14,546 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:36:14,551 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:36:14,551 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:36:14,552 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:36:14,552 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:36:14,553 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:36:14,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:36:14,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:36:14,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:36:14,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:36:14,558 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:36:14,559 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:36:14,559 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:36:14,561 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3287cb8122ae8673dfd87e0c1115d086c7708a8af7f630d478b193e0a418f294 [2024-11-08 23:36:15,185 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:36:15,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:36:15,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:36:15,240 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:36:15,241 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:36:15,244 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop2-func-interl.c Unable to find full path for "g++" [2024-11-08 23:36:18,360 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:36:18,901 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:36:18,902 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop2-func-interl.c [2024-11-08 23:36:18,939 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/data/253a9c393/4ed74193ecaf46d982a0177ad647e4ab/FLAGf5e266651 [2024-11-08 23:36:18,967 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/data/253a9c393/4ed74193ecaf46d982a0177ad647e4ab [2024-11-08 23:36:18,970 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:36:18,974 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:36:18,976 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:36:18,976 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:36:18,985 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:36:18,986 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:36:18" (1/1) ... [2024-11-08 23:36:18,990 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@731f3733 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:18, skipping insertion in model container [2024-11-08 23:36:18,990 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:36:18" (1/1) ... [2024-11-08 23:36:19,099 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:36:19,448 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_24a64922-fc28-4498-b537-700cc3844258/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop2-func-interl.c[1171,1184] [2024-11-08 23:36:20,128 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:36:20,144 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:36:20,161 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_24a64922-fc28-4498-b537-700cc3844258/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.4.prop2-func-interl.c[1171,1184] [2024-11-08 23:36:20,398 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:36:20,421 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:36:20,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:20 WrapperNode [2024-11-08 23:36:20,422 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:36:20,423 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:36:20,423 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:36:20,424 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:36:20,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:20" (1/1) ... [2024-11-08 23:36:20,511 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:20" (1/1) ... [2024-11-08 23:36:20,693 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2647 [2024-11-08 23:36:20,694 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:36:20,695 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:36:20,695 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:36:20,695 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:36:20,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:20" (1/1) ... [2024-11-08 23:36:20,707 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:20" (1/1) ... [2024-11-08 23:36:20,730 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:20" (1/1) ... [2024-11-08 23:36:20,730 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:20" (1/1) ... [2024-11-08 23:36:20,818 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:20" (1/1) ... [2024-11-08 23:36:20,825 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:20" (1/1) ... [2024-11-08 23:36:20,837 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:20" (1/1) ... [2024-11-08 23:36:20,850 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:20" (1/1) ... [2024-11-08 23:36:20,877 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:36:20,878 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:36:20,878 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:36:20,878 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:36:20,884 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:36:20" (1/1) ... [2024-11-08 23:36:20,899 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:36:20,916 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:36:20,936 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:36:20,942 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:36:21,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:36:21,015 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:36:21,015 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:36:21,015 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:36:21,722 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:36:21,726 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:36:27,159 INFO L? ?]: Removed 117 outVars from TransFormulas that were not future-live. [2024-11-08 23:36:27,160 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:36:27,351 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 23:36:27,351 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-08 23:36:27,352 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:36:27 BoogieIcfgContainer [2024-11-08 23:36:27,352 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 23:36:27,353 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 23:36:27,353 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 23:36:27,364 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 23:36:27,364 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 11:36:27" (1/1) ... [2024-11-08 23:36:27,376 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 23:36:27,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:27,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-08 23:36:27,447 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-08 23:36:27,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-08 23:36:27,451 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:27,452 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:36:27,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:36:27,454 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:36:27,467 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-08 23:36:28,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:28,375 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:36:28,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:28,606 INFO L255 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-11-08 23:36:28,620 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-08 23:36:28,749 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-08 23:36:28,789 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-08 23:36:29,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 23:36:29,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-08 23:36:29,287 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-08 23:36:29,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-08 23:36:29,288 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 23:36:29,288 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-08 23:36:29,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/cvc4 [2024-11-08 23:36:29,290 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-08 23:36:29,291 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_24a64922-fc28-4498-b537-700cc3844258/bin/ukojak-verify-ImItNfHLgk/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-08 23:36:30,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:30,994 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-08 23:36:31,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 23:36:31,653 INFO L255 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-08 23:36:31,777 INFO L278 TraceCheckSpWp]: Computing forward predicates...