./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 cb318f5c0d13f1d3f3b84629d932eb14f1eec68c2a2b1e175e5d7ad18b1b70bf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:16:49,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:16:49,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:16:49,517 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:16:49,518 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:16:49,520 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:16:49,523 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:16:49,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:16:49,531 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:16:49,532 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:16:49,535 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:16:49,538 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:16:49,540 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:16:49,543 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:16:49,547 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:16:49,550 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:16:49,552 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:16:49,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:16:49,560 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:16:49,563 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:16:49,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:16:49,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:16:49,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:16:49,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:16:49,580 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:16:49,585 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:16:49,585 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:16:49,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:16:49,588 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:16:49,589 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:16:49,590 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:16:49,592 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:16:49,593 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:16:49,595 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:16:49,598 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:16:49,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:16:49,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:16:49,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:16:49,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:16:49,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:16:49,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:16:49,604 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 18:16:49,651 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:16:49,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:16:49,652 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:16:49,653 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:16:49,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:16:49,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:16:49,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:16:49,654 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:16:49,654 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:16:49,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:16:49,655 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:16:49,655 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:16:49,655 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:16:49,655 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:16:49,656 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:16:49,656 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:16:49,656 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:16:49,656 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:16:49,656 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:16:49,657 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:16:49,657 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:16:49,657 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:16:49,659 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:16:49,659 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:16:49,660 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:16:49,660 INFO L138 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_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb318f5c0d13f1d3f3b84629d932eb14f1eec68c2a2b1e175e5d7ad18b1b70bf [2022-11-20 18:16:49,985 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:16:50,019 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:16:50,023 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:16:50,024 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:16:50,025 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:16:50,027 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.1.prop1-back-serstep.c [2022-11-20 18:16:53,204 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:16:53,547 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:16:53,548 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.1.prop1-back-serstep.c [2022-11-20 18:16:53,564 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/data/8ab033d19/c7e0dfe4b196455596eadbce49954fa1/FLAG31f64b993 [2022-11-20 18:16:53,580 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/data/8ab033d19/c7e0dfe4b196455596eadbce49954fa1 [2022-11-20 18:16:53,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:16:53,585 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:16:53,586 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:16:53,587 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:16:53,590 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:16:53,591 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:16:53" (1/1) ... [2022-11-20 18:16:53,593 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e54b05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:53, skipping insertion in model container [2022-11-20 18:16:53,593 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:16:53" (1/1) ... [2022-11-20 18:16:53,601 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:16:53,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:16:53,877 WARN L237 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_1c7d689c-1f1f-471b-a205-a397b56b7df0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.1.prop1-back-serstep.c[1014,1027] [2022-11-20 18:16:54,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:16:54,394 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:16:54,406 WARN L237 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_1c7d689c-1f1f-471b-a205-a397b56b7df0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.1.prop1-back-serstep.c[1014,1027] [2022-11-20 18:16:54,545 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:16:54,561 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:16:54,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:54 WrapperNode [2022-11-20 18:16:54,563 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:16:54,564 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:16:54,564 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:16:54,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:16:54,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:54" (1/1) ... [2022-11-20 18:16:54,626 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:54" (1/1) ... [2022-11-20 18:16:54,717 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1779 [2022-11-20 18:16:54,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:16:54,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:16:54,719 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:16:54,719 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:16:54,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:54" (1/1) ... [2022-11-20 18:16:54,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:54" (1/1) ... [2022-11-20 18:16:54,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:54" (1/1) ... [2022-11-20 18:16:54,746 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:54" (1/1) ... [2022-11-20 18:16:54,821 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:54" (1/1) ... [2022-11-20 18:16:54,827 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:54" (1/1) ... [2022-11-20 18:16:54,837 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:54" (1/1) ... [2022-11-20 18:16:54,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:54" (1/1) ... [2022-11-20 18:16:54,909 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:16:54,910 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:16:54,910 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:16:54,910 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:16:54,911 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:54" (1/1) ... [2022-11-20 18:16:54,917 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:16:54,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:16:54,959 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:16:54,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:16:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:16:55,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:16:55,514 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:16:55,516 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:19:09,064 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:19:09,108 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:19:09,109 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:19:09,112 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:19:09 BoogieIcfgContainer [2022-11-20 18:19:09,113 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:19:09,114 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:19:09,114 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:19:09,124 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:19:09,124 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:19:09" (1/1) ... [2022-11-20 18:19:09,138 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:19:09,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:09,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 18:19:09,221 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 18:19:09,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:19:09,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:09,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:09,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:12,160 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:22,339 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 18:19:32,422 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 18:19:34,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:34,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 18:19:34,228 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 18:19:34,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:19:34,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:34,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:30,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:21:30,929 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:23:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:23:24,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 18:23:24,946 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:487) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-20 18:23:24,955 INFO L158 Benchmark]: Toolchain (without parser) took 391369.28ms. Allocated memory was 176.2MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 129.5MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 320.2MB. Max. memory is 16.1GB. [2022-11-20 18:23:24,956 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:23:24,957 INFO L158 Benchmark]: CACSL2BoogieTranslator took 976.68ms. Allocated memory is still 176.2MB. Free memory was 129.5MB in the beginning and 120.0MB in the end (delta: 9.5MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. [2022-11-20 18:23:24,958 INFO L158 Benchmark]: Boogie Procedure Inliner took 153.97ms. Allocated memory is still 176.2MB. Free memory was 120.0MB in the beginning and 99.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-20 18:23:24,958 INFO L158 Benchmark]: Boogie Preprocessor took 190.61ms. Allocated memory is still 176.2MB. Free memory was 99.1MB in the beginning and 89.6MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 18:23:24,959 INFO L158 Benchmark]: RCFGBuilder took 134203.05ms. Allocated memory was 176.2MB in the beginning and 931.1MB in the end (delta: 755.0MB). Free memory was 89.6MB in the beginning and 824.2MB in the end (delta: -734.6MB). Peak memory consumption was 533.1MB. Max. memory is 16.1GB. [2022-11-20 18:23:24,960 INFO L158 Benchmark]: CodeCheck took 255839.45ms. Allocated memory was 931.1MB in the beginning and 1.6GB in the end (delta: 679.5MB). Free memory was 824.2MB in the beginning and 1.2GB in the end (delta: -423.1MB). Peak memory consumption was 257.4MB. Max. memory is 16.1GB. [2022-11-20 18:23:24,963 INFO L339 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:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 138.4MB. Free memory is still 80.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 976.68ms. Allocated memory is still 176.2MB. Free memory was 129.5MB in the beginning and 120.0MB in the end (delta: 9.5MB). Peak memory consumption was 41.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 153.97ms. Allocated memory is still 176.2MB. Free memory was 120.0MB in the beginning and 99.1MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 190.61ms. Allocated memory is still 176.2MB. Free memory was 99.1MB in the beginning and 89.6MB in the end (delta: 9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 134203.05ms. Allocated memory was 176.2MB in the beginning and 931.1MB in the end (delta: 755.0MB). Free memory was 89.6MB in the beginning and 824.2MB in the end (delta: -734.6MB). Peak memory consumption was 533.1MB. Max. memory is 16.1GB. * CodeCheck took 255839.45ms. Allocated memory was 931.1MB in the beginning and 1.6GB in the end (delta: 679.5MB). Free memory was 824.2MB in the beginning and 1.2GB in the end (delta: -423.1MB). Peak memory consumption was 257.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:23:25,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 cb318f5c0d13f1d3f3b84629d932eb14f1eec68c2a2b1e175e5d7ad18b1b70bf --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:23:27,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:23:27,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:23:27,586 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:23:27,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:23:27,590 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:23:27,593 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:23:27,596 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:23:27,599 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:23:27,605 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:23:27,606 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:23:27,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:23:27,609 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:23:27,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:23:27,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:23:27,620 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:23:27,621 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:23:27,623 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:23:27,625 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:23:27,629 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:23:27,631 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:23:27,634 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:23:27,635 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:23:27,636 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:23:27,647 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:23:27,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:23:27,648 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:23:27,650 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:23:27,650 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:23:27,652 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:23:27,652 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:23:27,653 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:23:27,655 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:23:27,656 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:23:27,657 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:23:27,658 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:23:27,659 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:23:27,659 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:23:27,659 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:23:27,660 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:23:27,661 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:23:27,666 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 18:23:27,706 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:23:27,706 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:23:27,708 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:23:27,709 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:23:27,709 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:23:27,710 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:23:27,710 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:23:27,710 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:23:27,711 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:23:27,711 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:23:27,712 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:23:27,713 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:23:27,713 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:23:27,713 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:23:27,713 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:23:27,714 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:23:27,714 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:23:27,714 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:23:27,715 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:23:27,715 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:23:27,715 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:23:27,716 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:23:27,716 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:23:27,716 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:23:27,716 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:23:27,717 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:23:27,717 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:23:27,717 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:23:27,718 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:23:27,718 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cb318f5c0d13f1d3f3b84629d932eb14f1eec68c2a2b1e175e5d7ad18b1b70bf [2022-11-20 18:23:28,123 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:23:28,147 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:23:28,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:23:28,152 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:23:28,154 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:23:28,156 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.1.prop1-back-serstep.c [2022-11-20 18:23:31,281 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:23:31,625 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:23:31,625 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.1.prop1-back-serstep.c [2022-11-20 18:23:31,647 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/data/e195c7477/6a36d596a5a14942a62c6f519534c30c/FLAGc648bfa00 [2022-11-20 18:23:31,663 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/data/e195c7477/6a36d596a5a14942a62c6f519534c30c [2022-11-20 18:23:31,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:23:31,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:23:31,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:23:31,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:23:31,673 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:23:31,674 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:31" (1/1) ... [2022-11-20 18:23:31,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5027025a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:31, skipping insertion in model container [2022-11-20 18:23:31,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:23:31" (1/1) ... [2022-11-20 18:23:31,684 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:23:31,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:23:31,912 WARN L237 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_1c7d689c-1f1f-471b-a205-a397b56b7df0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.1.prop1-back-serstep.c[1014,1027] [2022-11-20 18:23:32,282 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:23:32,288 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:23:32,300 WARN L237 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_1c7d689c-1f1f-471b-a205-a397b56b7df0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.1.prop1-back-serstep.c[1014,1027] [2022-11-20 18:23:32,481 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:23:32,494 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:23:32,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:32 WrapperNode [2022-11-20 18:23:32,495 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:23:32,497 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:23:32,498 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:23:32,498 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:23:32,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:32" (1/1) ... [2022-11-20 18:23:32,563 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:32" (1/1) ... [2022-11-20 18:23:32,648 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1779 [2022-11-20 18:23:32,648 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:23:32,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:23:32,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:23:32,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:23:32,660 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:32" (1/1) ... [2022-11-20 18:23:32,660 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:32" (1/1) ... [2022-11-20 18:23:32,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:32" (1/1) ... [2022-11-20 18:23:32,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:32" (1/1) ... [2022-11-20 18:23:32,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:32" (1/1) ... [2022-11-20 18:23:32,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:32" (1/1) ... [2022-11-20 18:23:32,799 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:32" (1/1) ... [2022-11-20 18:23:32,806 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:32" (1/1) ... [2022-11-20 18:23:32,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:23:32,833 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:23:32,833 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:23:32,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:23:32,834 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:23:32" (1/1) ... [2022-11-20 18:23:32,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:23:32,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:23:32,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:23:32,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:23:32,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:23:32,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:23:33,471 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:23:33,473 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:23:36,217 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:23:36,252 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:23:36,252 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:23:36,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:23:36 BoogieIcfgContainer [2022-11-20 18:23:36,255 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:23:36,256 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:23:36,256 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:23:36,266 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:23:36,267 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:23:36" (1/1) ... [2022-11-20 18:23:36,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:23:36,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:36,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 18:23:36,329 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 18:23:36,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:23:36,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:36,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:36,378 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-20 18:23:36,382 INFO L158 Benchmark]: Toolchain (without parser) took 4713.49ms. Allocated memory was 71.3MB in the beginning and 169.9MB in the end (delta: 98.6MB). Free memory was 42.6MB in the beginning and 63.9MB in the end (delta: -21.2MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. [2022-11-20 18:23:36,383 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 49.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:23:36,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 826.93ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 42.4MB in the beginning and 47.8MB in the end (delta: -5.4MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. [2022-11-20 18:23:36,384 INFO L158 Benchmark]: Boogie Procedure Inliner took 151.08ms. Allocated memory is still 86.0MB. Free memory was 47.8MB in the beginning and 35.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:23:36,385 INFO L158 Benchmark]: Boogie Preprocessor took 183.38ms. Allocated memory is still 86.0MB. Free memory was 35.6MB in the beginning and 45.4MB in the end (delta: -9.7MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-11-20 18:23:36,385 INFO L158 Benchmark]: RCFGBuilder took 3422.08ms. Allocated memory was 86.0MB in the beginning and 169.9MB in the end (delta: 83.9MB). Free memory was 45.4MB in the beginning and 70.2MB in the end (delta: -24.8MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. [2022-11-20 18:23:36,386 INFO L158 Benchmark]: CodeCheck took 124.91ms. Allocated memory is still 169.9MB. Free memory was 70.2MB in the beginning and 63.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 18:23:36,389 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 49.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 826.93ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 42.4MB in the beginning and 47.8MB in the end (delta: -5.4MB). Peak memory consumption was 25.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 151.08ms. Allocated memory is still 86.0MB. Free memory was 47.8MB in the beginning and 35.6MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 183.38ms. Allocated memory is still 86.0MB. Free memory was 35.6MB in the beginning and 45.4MB in the end (delta: -9.7MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3422.08ms. Allocated memory was 86.0MB in the beginning and 169.9MB in the end (delta: 83.9MB). Free memory was 45.4MB in the beginning and 70.2MB in the end (delta: -24.8MB). Peak memory consumption was 61.2MB. Max. memory is 16.1GB. * CodeCheck took 124.91ms. Allocated memory is still 169.9MB. Free memory was 70.2MB in the beginning and 63.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:23:36,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7d689c-1f1f-471b-a205-a397b56b7df0/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared