./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 2329fc70 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_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/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_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4 --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-2329fc7 [2022-12-15 00:23:07,727 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:23:07,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:23:07,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:23:07,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:23:07,755 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:23:07,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:23:07,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:23:07,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:23:07,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:23:07,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:23:07,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:23:07,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:23:07,766 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:23:07,766 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:23:07,767 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:23:07,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:23:07,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:23:07,769 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:23:07,770 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:23:07,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:23:07,772 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:23:07,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:23:07,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:23:07,779 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:23:07,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:23:07,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:23:07,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:23:07,780 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:23:07,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:23:07,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:23:07,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:23:07,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:23:07,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:23:07,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:23:07,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:23:07,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:23:07,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:23:07,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:23:07,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:23:07,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:23:07,786 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-15 00:23:07,799 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:23:07,799 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:23:07,800 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:23:07,800 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:23:07,800 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:23:07,800 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:23:07,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:23:07,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:23:07,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:23:07,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:23:07,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:23:07,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:23:07,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:23:07,801 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:23:07,801 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:23:07,802 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:23:07,802 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:23:07,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:23:07,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:23:07,802 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:23:07,802 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:23:07,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:23:07,803 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:23:07,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:23:07,803 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:23:07,803 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_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02317406b45e39e79423cca3ea5e5487c8397f2ef52a06290940c9b201d3e602 [2022-12-15 00:23:07,968 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:23:07,985 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:23:07,987 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:23:07,988 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:23:07,988 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:23:07,989 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c [2022-12-15 00:23:10,546 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:23:10,784 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:23:10,784 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c [2022-12-15 00:23:10,795 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/data/fd8e8ca07/ec3ba34a1ebd4bf0b82e8ed12d433fd0/FLAG588130969 [2022-12-15 00:23:10,806 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/data/fd8e8ca07/ec3ba34a1ebd4bf0b82e8ed12d433fd0 [2022-12-15 00:23:10,808 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:23:10,809 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:23:10,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:23:10,810 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:23:10,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:23:10,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:23:10" (1/1) ... [2022-12-15 00:23:10,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77183e78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:23:10, skipping insertion in model container [2022-12-15 00:23:10,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:23:10" (1/1) ... [2022-12-15 00:23:10,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:23:10,862 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:23:10,986 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_6a38be7d-9d9f-4128-acca-505ed6d58a6d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c[1014,1027] [2022-12-15 00:23:11,270 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:23:11,274 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:23:11,284 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_6a38be7d-9d9f-4128-acca-505ed6d58a6d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c[1014,1027] [2022-12-15 00:23:11,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:23:11,420 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:23:11,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:23:11 WrapperNode [2022-12-15 00:23:11,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:23:11,422 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:23:11,422 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:23:11,422 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:23:11,428 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:23:11" (1/1) ... [2022-12-15 00:23:11,467 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:23:11" (1/1) ... [2022-12-15 00:23:11,597 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2432 [2022-12-15 00:23:11,597 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:23:11,598 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:23:11,598 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:23:11,598 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:23:11,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:23:11" (1/1) ... [2022-12-15 00:23:11,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:23:11" (1/1) ... [2022-12-15 00:23:11,616 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:23:11" (1/1) ... [2022-12-15 00:23:11,616 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:23:11" (1/1) ... [2022-12-15 00:23:11,656 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:23:11" (1/1) ... [2022-12-15 00:23:11,661 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:23:11" (1/1) ... [2022-12-15 00:23:11,678 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:23:11" (1/1) ... [2022-12-15 00:23:11,686 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:23:11" (1/1) ... [2022-12-15 00:23:11,706 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:23:11,707 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:23:11,707 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:23:11,707 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:23:11,707 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:23:11" (1/1) ... [2022-12-15 00:23:11,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:23:11,719 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:23:11,729 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:23:11,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:23:11,764 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:23:11,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:23:12,073 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:23:12,075 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:29:05,289 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:29:05,313 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:29:05,313 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 00:29:05,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:29:05 BoogieIcfgContainer [2022-12-15 00:29:05,315 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:29:05,316 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:29:05,316 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:29:05,324 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:29:05,324 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:29:05" (1/1) ... [2022-12-15 00:29:05,331 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:29:05,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:05,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 00:29:05,370 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 00:29:05,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 00:29:05,371 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:05,372 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:05,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:29:07,268 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:29:17,437 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-15 00:29:27,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-15 00:29:30,347 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 00:29:30,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:30,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-15 00:29:30,373 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-15 00:29:30,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 00:29:30,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:30,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:41,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-15 00:29:41,424 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) [2022-12-15 00:29:41,427 INFO L158 Benchmark]: Toolchain (without parser) took 390617.86ms. Allocated memory was 140.5MB in the beginning and 704.6MB in the end (delta: 564.1MB). Free memory was 108.5MB in the beginning and 427.4MB in the end (delta: -318.9MB). Peak memory consumption was 246.7MB. Max. memory is 16.1GB. [2022-12-15 00:29:41,428 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:29:41,428 INFO L158 Benchmark]: CACSL2BoogieTranslator took 611.38ms. Allocated memory is still 140.5MB. Free memory was 108.1MB in the beginning and 70.2MB in the end (delta: 37.9MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. [2022-12-15 00:29:41,429 INFO L158 Benchmark]: Boogie Procedure Inliner took 175.71ms. Allocated memory is still 140.5MB. Free memory was 70.2MB in the beginning and 80.9MB in the end (delta: -10.7MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. [2022-12-15 00:29:41,429 INFO L158 Benchmark]: Boogie Preprocessor took 108.04ms. Allocated memory is still 140.5MB. Free memory was 80.9MB in the beginning and 68.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-15 00:29:41,430 INFO L158 Benchmark]: RCFGBuilder took 353608.86ms. Allocated memory was 140.5MB in the beginning and 704.6MB in the end (delta: 564.1MB). Free memory was 68.0MB in the beginning and 437.3MB in the end (delta: -369.2MB). Peak memory consumption was 429.8MB. Max. memory is 16.1GB. [2022-12-15 00:29:41,431 INFO L158 Benchmark]: CodeCheck took 36110.40ms. Allocated memory is still 704.6MB. Free memory was 437.3MB in the beginning and 427.4MB in the end (delta: 9.9MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2022-12-15 00:29:41,434 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 0.14ms. Allocated memory is still 100.7MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 611.38ms. Allocated memory is still 140.5MB. Free memory was 108.1MB in the beginning and 70.2MB in the end (delta: 37.9MB). Peak memory consumption was 43.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 175.71ms. Allocated memory is still 140.5MB. Free memory was 70.2MB in the beginning and 80.9MB in the end (delta: -10.7MB). Peak memory consumption was 47.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 108.04ms. Allocated memory is still 140.5MB. Free memory was 80.9MB in the beginning and 68.0MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 353608.86ms. Allocated memory was 140.5MB in the beginning and 704.6MB in the end (delta: 564.1MB). Free memory was 68.0MB in the beginning and 437.3MB in the end (delta: -369.2MB). Peak memory consumption was 429.8MB. Max. memory is 16.1GB. * CodeCheck took 36110.40ms. Allocated memory is still 704.6MB. Free memory was 437.3MB in the beginning and 427.4MB in the end (delta: 9.9MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:29:41,646 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-15 00:29:41,687 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/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_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/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_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4 --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-2329fc7 [2022-12-15 00:29:43,021 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:29:43,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:29:43,036 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:29:43,036 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:29:43,037 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:29:43,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:29:43,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:29:43,040 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:29:43,041 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:29:43,041 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:29:43,042 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:29:43,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:29:43,043 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:29:43,044 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:29:43,045 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:29:43,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:29:43,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:29:43,047 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:29:43,049 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:29:43,050 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:29:43,050 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:29:43,051 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:29:43,052 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:29:43,055 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:29:43,055 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:29:43,055 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:29:43,056 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:29:43,056 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:29:43,057 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:29:43,057 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:29:43,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:29:43,058 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:29:43,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:29:43,059 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:29:43,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:29:43,060 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:29:43,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:29:43,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:29:43,061 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:29:43,061 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:29:43,062 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-15 00:29:43,078 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:29:43,078 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:29:43,079 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:29:43,079 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:29:43,080 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:29:43,080 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:29:43,080 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:29:43,080 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:29:43,080 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:29:43,080 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:29:43,080 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:29:43,080 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 00:29:43,081 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 00:29:43,081 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 00:29:43,081 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:29:43,081 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:29:43,081 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:29:43,081 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:29:43,081 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:29:43,081 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:29:43,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:29:43,082 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:29:43,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:29:43,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:29:43,082 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 00:29:43,082 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 00:29:43,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:29:43,082 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 00:29:43,082 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 00:29:43,083 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_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 02317406b45e39e79423cca3ea5e5487c8397f2ef52a06290940c9b201d3e602 [2022-12-15 00:29:43,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:29:43,320 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:29:43,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:29:43,323 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:29:43,323 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:29:43,324 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c [2022-12-15 00:29:45,847 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:29:46,081 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:29:46,081 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c [2022-12-15 00:29:46,095 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/data/116b45c16/514721d4b644476c94922e9c39324394/FLAG045bdad03 [2022-12-15 00:29:46,108 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/data/116b45c16/514721d4b644476c94922e9c39324394 [2022-12-15 00:29:46,110 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:29:46,112 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:29:46,113 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:29:46,113 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:29:46,116 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:29:46,117 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:29:46" (1/1) ... [2022-12-15 00:29:46,117 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@731c3b80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:46, skipping insertion in model container [2022-12-15 00:29:46,117 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:29:46" (1/1) ... [2022-12-15 00:29:46,123 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:29:46,168 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:29:46,316 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_6a38be7d-9d9f-4128-acca-505ed6d58a6d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c[1014,1027] [2022-12-15 00:29:46,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:29:46,594 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:29:46,603 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_6a38be7d-9d9f-4128-acca-505ed6d58a6d/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.2.prop1-back-serstep.c[1014,1027] [2022-12-15 00:29:46,701 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:29:46,713 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:29:46,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:46 WrapperNode [2022-12-15 00:29:46,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:29:46,714 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:29:46,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:29:46,715 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:29:46,721 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:46" (1/1) ... [2022-12-15 00:29:46,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:46" (1/1) ... [2022-12-15 00:29:46,851 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2432 [2022-12-15 00:29:46,851 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:29:46,852 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:29:46,852 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:29:46,852 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:29:46,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:46" (1/1) ... [2022-12-15 00:29:46,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:46" (1/1) ... [2022-12-15 00:29:46,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:46" (1/1) ... [2022-12-15 00:29:46,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:46" (1/1) ... [2022-12-15 00:29:46,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:46" (1/1) ... [2022-12-15 00:29:46,917 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:46" (1/1) ... [2022-12-15 00:29:46,926 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:46" (1/1) ... [2022-12-15 00:29:46,935 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:46" (1/1) ... [2022-12-15 00:29:46,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:29:46,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:29:46,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:29:46,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:29:46,952 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:29:46" (1/1) ... [2022-12-15 00:29:46,957 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:29:46,967 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:29:46,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:29:46,981 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:29:47,022 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:29:47,022 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:29:47,358 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:29:47,360 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:29:51,308 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:29:51,333 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:29:51,333 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 00:29:51,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:29:51 BoogieIcfgContainer [2022-12-15 00:29:51,335 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:29:51,335 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:29:51,335 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:29:51,342 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:29:51,342 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:29:51" (1/1) ... [2022-12-15 00:29:51,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:29:51,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:29:51,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 00:29:51,386 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 00:29:51,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 00:29:51,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:29:51,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:29:51,426 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) [2022-12-15 00:29:51,429 INFO L158 Benchmark]: Toolchain (without parser) took 5316.96ms. Allocated memory was 69.2MB in the beginning and 234.9MB in the end (delta: 165.7MB). Free memory was 44.0MB in the beginning and 67.3MB in the end (delta: -23.3MB). Peak memory consumption was 143.3MB. Max. memory is 16.1GB. [2022-12-15 00:29:51,430 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 54.5MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:29:51,430 INFO L158 Benchmark]: CACSL2BoogieTranslator took 600.90ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 43.8MB in the beginning and 40.8MB in the end (delta: 3.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. [2022-12-15 00:29:51,431 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.83ms. Allocated memory is still 83.9MB. Free memory was 40.8MB in the beginning and 40.0MB in the end (delta: 828.4kB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2022-12-15 00:29:51,432 INFO L158 Benchmark]: Boogie Preprocessor took 98.09ms. Allocated memory is still 83.9MB. Free memory was 40.0MB in the beginning and 29.2MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 00:29:51,432 INFO L158 Benchmark]: RCFGBuilder took 4384.16ms. Allocated memory was 83.9MB in the beginning and 234.9MB in the end (delta: 151.0MB). Free memory was 28.8MB in the beginning and 73.6MB in the end (delta: -44.8MB). Peak memory consumption was 109.3MB. Max. memory is 16.1GB. [2022-12-15 00:29:51,433 INFO L158 Benchmark]: CodeCheck took 92.96ms. Allocated memory is still 234.9MB. Free memory was 73.6MB in the beginning and 67.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 00:29:51,435 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 0.18ms. Allocated memory is still 54.5MB. Free memory is still 33.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 600.90ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 43.8MB in the beginning and 40.8MB in the end (delta: 3.0MB). Peak memory consumption was 33.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.83ms. Allocated memory is still 83.9MB. Free memory was 40.8MB in the beginning and 40.0MB in the end (delta: 828.4kB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.09ms. Allocated memory is still 83.9MB. Free memory was 40.0MB in the beginning and 29.2MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 4384.16ms. Allocated memory was 83.9MB in the beginning and 234.9MB in the end (delta: 151.0MB). Free memory was 28.8MB in the beginning and 73.6MB in the end (delta: -44.8MB). Peak memory consumption was 109.3MB. Max. memory is 16.1GB. * CodeCheck took 92.96ms. Allocated memory is still 234.9MB. Free memory was 73.6MB in the beginning and 67.3MB 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. [2022-12-15 00:29:51,465 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6a38be7d-9d9f-4128-acca-505ed6d58a6d/bin/ukojak-rkRKPMF4O4/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