./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.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_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/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_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/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_a8a7806c-aa82-4ff0-a47c-f78cfb832951/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 02317406b45e39e79423cca3ea5e5487c8397f2ef52a06290940c9b201d3e602 --- 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 17:05:22,595 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:05:22,598 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:05:22,638 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:05:22,639 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:05:22,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:05:22,645 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:05:22,648 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:05:22,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:05:22,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:05:22,656 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:05:22,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:05:22,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:05:22,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:05:22,661 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:05:22,663 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:05:22,665 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:05:22,666 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:05:22,668 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:05:22,674 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:05:22,677 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:05:22,679 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:05:22,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:05:22,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:05:22,691 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:05:22,692 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:05:22,692 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:05:22,694 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:05:22,694 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:05:22,695 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:05:22,696 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:05:22,696 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:05:22,698 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:05:22,699 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:05:22,700 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:05:22,701 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:05:22,701 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:05:22,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:05:22,702 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:05:22,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:05:22,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:05:22,705 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:05:22,745 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:05:22,746 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:05:22,747 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:05:22,747 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:05:22,748 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:05:22,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:05:22,748 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:05:22,749 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:05:22,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:05:22,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:05:22,750 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:05:22,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:05:22,750 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:05:22,751 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:05:22,751 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:05:22,751 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:05:22,751 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:05:22,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:05:22,752 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:05:22,752 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:05:22,752 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:05:22,752 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:05:22,753 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:05:22,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:05:22,753 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:05:22,753 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_a8a7806c-aa82-4ff0-a47c-f78cfb832951/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02317406b45e39e79423cca3ea5e5487c8397f2ef52a06290940c9b201d3e602 [2022-11-20 17:05:23,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:05:23,117 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:05:23,119 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:05:23,121 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:05:23,122 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:05:23,123 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c [2022-11-20 17:05:26,072 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:05:26,455 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:05:26,487 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c [2022-11-20 17:05:26,511 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/data/b6ba1a335/9dd1fff242fb490282b475fdca5f2d02/FLAG8163d849e [2022-11-20 17:05:26,529 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/data/b6ba1a335/9dd1fff242fb490282b475fdca5f2d02 [2022-11-20 17:05:26,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:05:26,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:05:26,538 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:05:26,538 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:05:26,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:05:26,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:05:26" (1/1) ... [2022-11-20 17:05:26,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7122ba69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:26, skipping insertion in model container [2022-11-20 17:05:26,544 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:05:26" (1/1) ... [2022-11-20 17:05:26,551 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:05:26,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:05:26,812 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_a8a7806c-aa82-4ff0-a47c-f78cfb832951/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:05:27,319 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:05:27,343 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:05:27,355 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_a8a7806c-aa82-4ff0-a47c-f78cfb832951/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:05:27,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:05:27,517 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:05:27,518 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:27 WrapperNode [2022-11-20 17:05:27,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:05:27,520 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:05:27,520 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:05:27,520 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:05:27,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:27" (1/1) ... [2022-11-20 17:05:27,612 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:27" (1/1) ... [2022-11-20 17:05:27,763 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2432 [2022-11-20 17:05:27,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:05:27,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:05:27,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:05:27,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:05:27,773 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:27" (1/1) ... [2022-11-20 17:05:27,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:27" (1/1) ... [2022-11-20 17:05:27,791 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:27" (1/1) ... [2022-11-20 17:05:27,791 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:27" (1/1) ... [2022-11-20 17:05:27,837 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:27" (1/1) ... [2022-11-20 17:05:27,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:27" (1/1) ... [2022-11-20 17:05:27,871 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:27" (1/1) ... [2022-11-20 17:05:27,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:27" (1/1) ... [2022-11-20 17:05:27,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:05:27,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:05:27,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:05:27,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:05:27,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:05:27" (1/1) ... [2022-11-20 17:05:27,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:05:27,954 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:05:27,972 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:05:28,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:05:28,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:05:28,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:05:28,561 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:05:28,564 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:11:34,569 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:11:34,612 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:11:34,612 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:11:34,617 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:11:34 BoogieIcfgContainer [2022-11-20 17:11:34,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:11:34,618 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:11:34,618 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:11:34,628 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:11:34,629 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:11:34" (1/1) ... [2022-11-20 17:11:34,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:11:34,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:34,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:11:34,725 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:11:34,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:11:34,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:34,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:35,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:38,402 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 17:11:48,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 17:11:58,788 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 17:12:02,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:12:02,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:02,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 17:12:02,376 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 17:12:02,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:12:02,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:02,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:13,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 17:12:14,039 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 17:12:14,043 INFO L158 Benchmark]: Toolchain (without parser) took 407508.50ms. Allocated memory was 182.5MB in the beginning and 851.4MB in the end (delta: 669.0MB). Free memory was 152.0MB in the beginning and 497.8MB in the end (delta: -345.8MB). Peak memory consumption was 323.1MB. Max. memory is 16.1GB. [2022-11-20 17:12:14,044 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 134.2MB. Free memory is still 108.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:14,045 INFO L158 Benchmark]: CACSL2BoogieTranslator took 981.08ms. Allocated memory is still 182.5MB. Free memory was 151.8MB in the beginning and 79.3MB in the end (delta: 72.5MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. [2022-11-20 17:12:14,046 INFO L158 Benchmark]: Boogie Procedure Inliner took 243.81ms. Allocated memory is still 182.5MB. Free memory was 79.3MB in the beginning and 115.7MB in the end (delta: -36.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:12:14,046 INFO L158 Benchmark]: Boogie Preprocessor took 170.40ms. Allocated memory is still 182.5MB. Free memory was 115.7MB in the beginning and 102.1MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:12:14,047 INFO L158 Benchmark]: RCFGBuilder took 366681.46ms. Allocated memory was 182.5MB in the beginning and 851.4MB in the end (delta: 669.0MB). Free memory was 102.1MB in the beginning and 359.7MB in the end (delta: -257.7MB). Peak memory consumption was 500.5MB. Max. memory is 16.1GB. [2022-11-20 17:12:14,048 INFO L158 Benchmark]: CodeCheck took 39423.92ms. Allocated memory is still 851.4MB. Free memory was 359.7MB in the beginning and 497.8MB in the end (delta: -138.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:14,052 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 0.18ms. Allocated memory is still 134.2MB. Free memory is still 108.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 981.08ms. Allocated memory is still 182.5MB. Free memory was 151.8MB in the beginning and 79.3MB in the end (delta: 72.5MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 243.81ms. Allocated memory is still 182.5MB. Free memory was 79.3MB in the beginning and 115.7MB in the end (delta: -36.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 170.40ms. Allocated memory is still 182.5MB. Free memory was 115.7MB in the beginning and 102.1MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 366681.46ms. Allocated memory was 182.5MB in the beginning and 851.4MB in the end (delta: 669.0MB). Free memory was 102.1MB in the beginning and 359.7MB in the end (delta: -257.7MB). Peak memory consumption was 500.5MB. Max. memory is 16.1GB. * CodeCheck took 39423.92ms. Allocated memory is still 851.4MB. Free memory was 359.7MB in the beginning and 497.8MB in the end (delta: -138.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:12:14,291 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-20 17:12:14,324 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/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_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/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_a8a7806c-aa82-4ff0-a47c-f78cfb832951/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 02317406b45e39e79423cca3ea5e5487c8397f2ef52a06290940c9b201d3e602 --- 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 17:12:16,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:12:16,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:12:16,874 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:12:16,875 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:12:16,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:12:16,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:12:16,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:12:16,890 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:12:16,891 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:12:16,893 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:12:16,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:12:16,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:12:16,899 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:12:16,901 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:12:16,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:12:16,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:12:16,904 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:12:16,906 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:12:16,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:12:16,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:12:16,912 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:12:16,913 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:12:16,914 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:12:16,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:12:16,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:12:16,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:12:16,921 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:12:16,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:12:16,922 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:12:16,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:12:16,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:12:16,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:12:16,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:12:16,943 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:12:16,943 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:12:16,944 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:12:16,944 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:12:16,944 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:12:16,945 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:12:16,946 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:12:16,948 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 17:12:16,999 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:12:17,002 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:12:17,004 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:12:17,005 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:12:17,006 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:12:17,007 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:12:17,007 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:12:17,007 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:12:17,007 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:12:17,008 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:12:17,009 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:12:17,009 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:12:17,009 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:12:17,010 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:12:17,010 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:12:17,010 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:12:17,010 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:12:17,011 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:12:17,011 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:12:17,011 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:12:17,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:17,012 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:12:17,012 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:12:17,012 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:12:17,013 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:12:17,013 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:12:17,013 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:12:17,013 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:12:17,014 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:12:17,014 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_a8a7806c-aa82-4ff0-a47c-f78cfb832951/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02317406b45e39e79423cca3ea5e5487c8397f2ef52a06290940c9b201d3e602 [2022-11-20 17:12:17,520 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:12:17,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:12:17,558 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:12:17,560 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:12:17,561 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:12:17,564 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c [2022-11-20 17:12:21,021 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:12:21,516 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:12:21,517 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c [2022-11-20 17:12:21,536 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/data/d6e3fec9d/32145658a9974ec5b200256f895ccf59/FLAG1e6632911 [2022-11-20 17:12:21,559 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/data/d6e3fec9d/32145658a9974ec5b200256f895ccf59 [2022-11-20 17:12:21,562 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:12:21,563 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:12:21,565 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:21,565 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:12:21,569 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:12:21,570 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:21" (1/1) ... [2022-11-20 17:12:21,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c98ab0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:21, skipping insertion in model container [2022-11-20 17:12:21,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:12:21" (1/1) ... [2022-11-20 17:12:21,581 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:12:21,678 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:12:21,924 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_a8a7806c-aa82-4ff0-a47c-f78cfb832951/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:12:22,352 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:22,358 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:12:22,370 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_a8a7806c-aa82-4ff0-a47c-f78cfb832951/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:12:22,632 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:12:22,645 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:12:22,646 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:22 WrapperNode [2022-11-20 17:12:22,646 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:12:22,649 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:22,650 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:12:22,650 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:12:22,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:22" (1/1) ... [2022-11-20 17:12:22,716 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:22" (1/1) ... [2022-11-20 17:12:22,825 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2432 [2022-11-20 17:12:22,826 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:12:22,827 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:12:22,827 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:12:22,828 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:12:22,837 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:22" (1/1) ... [2022-11-20 17:12:22,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:22" (1/1) ... [2022-11-20 17:12:22,892 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:22" (1/1) ... [2022-11-20 17:12:22,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:22" (1/1) ... [2022-11-20 17:12:22,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:22" (1/1) ... [2022-11-20 17:12:22,960 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:22" (1/1) ... [2022-11-20 17:12:22,970 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:22" (1/1) ... [2022-11-20 17:12:22,979 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:22" (1/1) ... [2022-11-20 17:12:23,013 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:12:23,016 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:12:23,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:12:23,019 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:12:23,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:12:22" (1/1) ... [2022-11-20 17:12:23,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:12:23,039 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:12:23,051 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:12:23,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:12:23,107 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:12:23,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:12:23,688 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:12:23,690 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:12:30,321 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:12:30,385 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:12:30,385 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:12:30,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:30 BoogieIcfgContainer [2022-11-20 17:12:30,388 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:12:30,389 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:12:30,389 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:12:30,401 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:12:30,401 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:12:30" (1/1) ... [2022-11-20 17:12:30,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:12:30,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:30,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:12:30,491 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:12:30,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:12:30,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:30,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:12:30,540 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 17:12:30,545 INFO L158 Benchmark]: Toolchain (without parser) took 8980.10ms. Allocated memory was 73.4MB in the beginning and 255.9MB in the end (delta: 182.5MB). Free memory was 43.9MB in the beginning and 91.1MB in the end (delta: -47.2MB). Peak memory consumption was 134.1MB. Max. memory is 16.1GB. [2022-11-20 17:12:30,545 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 73.4MB. Free memory is still 50.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:12:30,546 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1083.44ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 43.7MB in the beginning and 58.4MB in the end (delta: -14.8MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2022-11-20 17:12:30,547 INFO L158 Benchmark]: Boogie Procedure Inliner took 176.74ms. Allocated memory is still 100.7MB. Free memory was 58.4MB in the beginning and 41.8MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-20 17:12:30,548 INFO L158 Benchmark]: Boogie Preprocessor took 188.38ms. Allocated memory is still 100.7MB. Free memory was 41.8MB in the beginning and 50.0MB in the end (delta: -8.2MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2022-11-20 17:12:30,549 INFO L158 Benchmark]: RCFGBuilder took 7371.84ms. Allocated memory was 100.7MB in the beginning and 255.9MB in the end (delta: 155.2MB). Free memory was 50.0MB in the beginning and 97.4MB in the end (delta: -47.4MB). Peak memory consumption was 112.2MB. Max. memory is 16.1GB. [2022-11-20 17:12:30,550 INFO L158 Benchmark]: CodeCheck took 153.83ms. Allocated memory is still 255.9MB. Free memory was 96.4MB in the beginning and 91.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:12:30,579 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 0.37ms. Allocated memory is still 73.4MB. Free memory is still 50.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1083.44ms. Allocated memory was 73.4MB in the beginning and 100.7MB in the end (delta: 27.3MB). Free memory was 43.7MB in the beginning and 58.4MB in the end (delta: -14.8MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 176.74ms. Allocated memory is still 100.7MB. Free memory was 58.4MB in the beginning and 41.8MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 188.38ms. Allocated memory is still 100.7MB. Free memory was 41.8MB in the beginning and 50.0MB in the end (delta: -8.2MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * RCFGBuilder took 7371.84ms. Allocated memory was 100.7MB in the beginning and 255.9MB in the end (delta: 155.2MB). Free memory was 50.0MB in the beginning and 97.4MB in the end (delta: -47.4MB). Peak memory consumption was 112.2MB. Max. memory is 16.1GB. * CodeCheck took 153.83ms. Allocated memory is still 255.9MB. Free memory was 96.4MB in the beginning and 91.1MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:12:30,632 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a8a7806c-aa82-4ff0-a47c-f78cfb832951/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