./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.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_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/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_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/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_26c0dc78-3b51-48c4-b958-885d7ebd937e/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 712832c0e7cea33f9b73bfa41e9e1356c1223ddc80949b652752b7492519f14e --- 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 [2022-12-14 20:56:34,434 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:56:34,436 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:56:34,454 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:56:34,454 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:56:34,455 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:56:34,456 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:56:34,458 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:56:34,459 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:56:34,460 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:56:34,461 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:56:34,462 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:56:34,463 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:56:34,464 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:56:34,465 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:56:34,466 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:56:34,467 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:56:34,468 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:56:34,469 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:56:34,471 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:56:34,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:56:34,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:56:34,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:56:34,476 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:56:34,479 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:56:34,480 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:56:34,480 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:56:34,481 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:56:34,481 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:56:34,482 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:56:34,482 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:56:34,483 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:56:34,484 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:56:34,485 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:56:34,486 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:56:34,486 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:56:34,487 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:56:34,487 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:56:34,487 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:56:34,488 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:56:34,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:56:34,489 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-14 20:56:34,508 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:56:34,508 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:56:34,509 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:56:34,509 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:56:34,510 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:56:34,510 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:56:34,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:56:34,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:56:34,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:56:34,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:56:34,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:56:34,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:56:34,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:56:34,511 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:56:34,511 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:56:34,511 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:56:34,511 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:56:34,511 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:56:34,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:56:34,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:56:34,512 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:56:34,512 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:56:34,512 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:56:34,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:56:34,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:56:34,512 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_26c0dc78-3b51-48c4-b958-885d7ebd937e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 712832c0e7cea33f9b73bfa41e9e1356c1223ddc80949b652752b7492519f14e [2022-12-14 20:56:34,708 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:56:34,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:56:34,729 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:56:34,730 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:56:34,730 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:56:34,731 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c [2022-12-14 20:56:37,293 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:56:37,577 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:56:37,578 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c [2022-12-14 20:56:37,593 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/data/24bbe6826/a7d1d829f658440994b604db9f88a4c5/FLAG2b4d38af1 [2022-12-14 20:56:37,605 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/data/24bbe6826/a7d1d829f658440994b604db9f88a4c5 [2022-12-14 20:56:37,606 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:56:37,608 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:56:37,608 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:56:37,609 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:56:37,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:56:37,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:56:37" (1/1) ... [2022-12-14 20:56:37,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c3c4010 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:56:37, skipping insertion in model container [2022-12-14 20:56:37,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:56:37" (1/1) ... [2022-12-14 20:56:37,618 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:56:37,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:56:37,806 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_26c0dc78-3b51-48c4-b958-885d7ebd937e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c[1014,1027] [2022-12-14 20:56:38,035 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:56:38,039 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:56:38,046 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_26c0dc78-3b51-48c4-b958-885d7ebd937e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c[1014,1027] [2022-12-14 20:56:38,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:56:38,176 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:56:38,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:56:38 WrapperNode [2022-12-14 20:56:38,176 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:56:38,177 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:56:38,177 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:56:38,177 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:56:38,183 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:56:38" (1/1) ... [2022-12-14 20:56:38,223 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:56:38" (1/1) ... [2022-12-14 20:56:38,355 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2780 [2022-12-14 20:56:38,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:56:38,356 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:56:38,356 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:56:38,356 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:56:38,365 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:56:38" (1/1) ... [2022-12-14 20:56:38,365 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:56:38" (1/1) ... [2022-12-14 20:56:38,381 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:56:38" (1/1) ... [2022-12-14 20:56:38,382 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:56:38" (1/1) ... [2022-12-14 20:56:38,461 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:56:38" (1/1) ... [2022-12-14 20:56:38,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:56:38" (1/1) ... [2022-12-14 20:56:38,486 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:56:38" (1/1) ... [2022-12-14 20:56:38,495 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:56:38" (1/1) ... [2022-12-14 20:56:38,530 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:56:38,531 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:56:38,531 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:56:38,531 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:56:38,532 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:56:38" (1/1) ... [2022-12-14 20:56:38,538 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:56:38,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:56:38,559 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:56:38,561 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:56:38,594 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:56:38,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:56:38,965 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:56:38,966 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:05:23,442 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:05:23,465 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:05:23,465 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 21:05:23,467 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:05:23 BoogieIcfgContainer [2022-12-14 21:05:23,467 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:05:23,468 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:05:23,468 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:05:23,475 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:05:23,475 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:05:23" (1/1) ... [2022-12-14 21:05:23,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:05:23,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:05:23,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 21:05:23,518 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 21:05:23,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:05:23,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:05:23,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:05:24,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:05:26,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 21:05:37,005 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 [] [2022-12-14 21:05:47,113 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-12-14 21:05:51,688 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-14 21:05:51,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:05:51,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-14 21:05:51,722 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-14 21:05:51,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 21:05:51,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:05:51,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:06:02,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-14 21:06:03,017 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) [2022-12-14 21:06:03,020 INFO L158 Benchmark]: Toolchain (without parser) took 565411.92ms. Allocated memory was 138.4MB in the beginning and 952.1MB in the end (delta: 813.7MB). Free memory was 99.6MB in the beginning and 751.3MB in the end (delta: -651.7MB). Peak memory consumption was 627.5MB. Max. memory is 16.1GB. [2022-12-14 21:06:03,020 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 138.4MB. Free memory is still 108.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:06:03,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 568.13ms. Allocated memory is still 138.4MB. Free memory was 99.3MB in the beginning and 88.4MB in the end (delta: 10.9MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. [2022-12-14 21:06:03,021 INFO L158 Benchmark]: Boogie Procedure Inliner took 177.95ms. Allocated memory is still 138.4MB. Free memory was 88.4MB in the beginning and 55.4MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-12-14 21:06:03,022 INFO L158 Benchmark]: Boogie Preprocessor took 174.77ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 54.9MB in the beginning and 96.1MB in the end (delta: -41.2MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. [2022-12-14 21:06:03,022 INFO L158 Benchmark]: RCFGBuilder took 524936.27ms. Allocated memory was 167.8MB in the beginning and 952.1MB in the end (delta: 784.3MB). Free memory was 96.1MB in the beginning and 346.7MB in the end (delta: -250.6MB). Peak memory consumption was 586.5MB. Max. memory is 16.1GB. [2022-12-14 21:06:03,023 INFO L158 Benchmark]: CodeCheck took 39551.28ms. Allocated memory is still 952.1MB. Free memory was 346.7MB in the beginning and 751.3MB in the end (delta: -404.7MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2022-12-14 21:06:03,025 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 0.19ms. Allocated memory is still 138.4MB. Free memory is still 108.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 568.13ms. Allocated memory is still 138.4MB. Free memory was 99.3MB in the beginning and 88.4MB in the end (delta: 10.9MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 177.95ms. Allocated memory is still 138.4MB. Free memory was 88.4MB in the beginning and 55.4MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 174.77ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 54.9MB in the beginning and 96.1MB in the end (delta: -41.2MB). Peak memory consumption was 23.5MB. Max. memory is 16.1GB. * RCFGBuilder took 524936.27ms. Allocated memory was 167.8MB in the beginning and 952.1MB in the end (delta: 784.3MB). Free memory was 96.1MB in the beginning and 346.7MB in the end (delta: -250.6MB). Peak memory consumption was 586.5MB. Max. memory is 16.1GB. * CodeCheck took 39551.28ms. Allocated memory is still 952.1MB. Free memory was 346.7MB in the beginning and 751.3MB in the end (delta: -404.7MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 21:06:03,235 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-12-14 21:06:03,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/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_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/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_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/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_26c0dc78-3b51-48c4-b958-885d7ebd937e/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 712832c0e7cea33f9b73bfa41e9e1356c1223ddc80949b652752b7492519f14e --- 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 [2022-12-14 21:06:04,671 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 21:06:04,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 21:06:04,697 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 21:06:04,697 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 21:06:04,698 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 21:06:04,700 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 21:06:04,701 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 21:06:04,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 21:06:04,704 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 21:06:04,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 21:06:04,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 21:06:04,707 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 21:06:04,708 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 21:06:04,709 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 21:06:04,710 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 21:06:04,711 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 21:06:04,712 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 21:06:04,714 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 21:06:04,716 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 21:06:04,717 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 21:06:04,719 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 21:06:04,720 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 21:06:04,721 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 21:06:04,724 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 21:06:04,725 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 21:06:04,725 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 21:06:04,726 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 21:06:04,726 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 21:06:04,727 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 21:06:04,728 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 21:06:04,729 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 21:06:04,729 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 21:06:04,730 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 21:06:04,731 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 21:06:04,731 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 21:06:04,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 21:06:04,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 21:06:04,732 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 21:06:04,733 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 21:06:04,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 21:06:04,734 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-14 21:06:04,758 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 21:06:04,758 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 21:06:04,759 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 21:06:04,759 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 21:06:04,760 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 21:06:04,760 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 21:06:04,760 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 21:06:04,760 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 21:06:04,760 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 21:06:04,760 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 21:06:04,761 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 21:06:04,761 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 21:06:04,761 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 21:06:04,761 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 21:06:04,761 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 21:06:04,761 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 21:06:04,762 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 21:06:04,762 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 21:06:04,762 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 21:06:04,762 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 21:06:04,762 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:06:04,763 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 21:06:04,763 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 21:06:04,763 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 21:06:04,763 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 21:06:04,763 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 21:06:04,763 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 21:06:04,763 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 21:06:04,764 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 21:06:04,764 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_26c0dc78-3b51-48c4-b958-885d7ebd937e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 712832c0e7cea33f9b73bfa41e9e1356c1223ddc80949b652752b7492519f14e [2022-12-14 21:06:04,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 21:06:04,998 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 21:06:05,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 21:06:05,001 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 21:06:05,001 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 21:06:05,002 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c [2022-12-14 21:06:07,633 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 21:06:07,889 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 21:06:07,889 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c [2022-12-14 21:06:07,904 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/data/3e1d729a7/211ab461701348658836adc5481f00a7/FLAG72a5ebb0c [2022-12-14 21:06:07,915 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/data/3e1d729a7/211ab461701348658836adc5481f00a7 [2022-12-14 21:06:07,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 21:06:07,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 21:06:07,919 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 21:06:07,919 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 21:06:07,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 21:06:07,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:06:07" (1/1) ... [2022-12-14 21:06:07,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@301047e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:06:07, skipping insertion in model container [2022-12-14 21:06:07,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 09:06:07" (1/1) ... [2022-12-14 21:06:07,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 21:06:07,987 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 21:06:08,115 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_26c0dc78-3b51-48c4-b958-885d7ebd937e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c[1014,1027] [2022-12-14 21:06:08,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:06:08,339 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 21:06:08,346 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_26c0dc78-3b51-48c4-b958-885d7ebd937e/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c[1014,1027] [2022-12-14 21:06:08,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 21:06:08,475 INFO L208 MainTranslator]: Completed translation [2022-12-14 21:06:08,475 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:06:08 WrapperNode [2022-12-14 21:06:08,475 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 21:06:08,476 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 21:06:08,476 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 21:06:08,477 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 21:06:08,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:06:08" (1/1) ... [2022-12-14 21:06:08,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:06:08" (1/1) ... [2022-12-14 21:06:08,603 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2780 [2022-12-14 21:06:08,603 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 21:06:08,604 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 21:06:08,604 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 21:06:08,604 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 21:06:08,611 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:06:08" (1/1) ... [2022-12-14 21:06:08,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:06:08" (1/1) ... [2022-12-14 21:06:08,627 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:06:08" (1/1) ... [2022-12-14 21:06:08,627 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:06:08" (1/1) ... [2022-12-14 21:06:08,670 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:06:08" (1/1) ... [2022-12-14 21:06:08,675 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:06:08" (1/1) ... [2022-12-14 21:06:08,682 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:06:08" (1/1) ... [2022-12-14 21:06:08,689 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:06:08" (1/1) ... [2022-12-14 21:06:08,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 21:06:08,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 21:06:08,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 21:06:08,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 21:06:08,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 09:06:08" (1/1) ... [2022-12-14 21:06:08,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 21:06:08,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 21:06:08,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 21:06:08,727 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 21:06:08,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 21:06:08,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 21:06:09,140 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 21:06:09,142 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 21:06:13,461 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 21:06:13,491 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 21:06:13,492 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 21:06:13,494 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:06:13 BoogieIcfgContainer [2022-12-14 21:06:13,494 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 21:06:13,495 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 21:06:13,495 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 21:06:13,501 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 21:06:13,502 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 09:06:13" (1/1) ... [2022-12-14 21:06:13,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 21:06:13,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:06:13,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-14 21:06:13,551 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-14 21:06:13,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 21:06:13,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:06:13,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:06:13,585 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) [2022-12-14 21:06:13,588 INFO L158 Benchmark]: Toolchain (without parser) took 5669.44ms. Allocated memory was 71.3MB in the beginning and 226.5MB in the end (delta: 155.2MB). Free memory was 47.2MB in the beginning and 96.4MB in the end (delta: -49.2MB). Peak memory consumption was 105.9MB. Max. memory is 16.1GB. [2022-12-14 21:06:13,588 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 56.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 21:06:13,589 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.56ms. Allocated memory is still 71.3MB. Free memory was 47.2MB in the beginning and 30.9MB in the end (delta: 16.2MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2022-12-14 21:06:13,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.23ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 30.9MB in the beginning and 35.2MB in the end (delta: -4.3MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. [2022-12-14 21:06:13,590 INFO L158 Benchmark]: Boogie Preprocessor took 98.04ms. Allocated memory is still 86.0MB. Free memory was 35.2MB in the beginning and 38.7MB in the end (delta: -3.5MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2022-12-14 21:06:13,590 INFO L158 Benchmark]: RCFGBuilder took 4791.53ms. Allocated memory was 86.0MB in the beginning and 226.5MB in the end (delta: 140.5MB). Free memory was 38.4MB in the beginning and 102.7MB in the end (delta: -64.3MB). Peak memory consumption was 133.0MB. Max. memory is 16.1GB. [2022-12-14 21:06:13,591 INFO L158 Benchmark]: CodeCheck took 92.56ms. Allocated memory is still 226.5MB. Free memory was 102.7MB in the beginning and 96.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 21:06:13,594 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 0.11ms. Allocated memory is still 56.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 556.56ms. Allocated memory is still 71.3MB. Free memory was 47.2MB in the beginning and 30.9MB in the end (delta: 16.2MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.23ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 30.9MB in the beginning and 35.2MB in the end (delta: -4.3MB). Peak memory consumption was 12.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 98.04ms. Allocated memory is still 86.0MB. Free memory was 35.2MB in the beginning and 38.7MB in the end (delta: -3.5MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. * RCFGBuilder took 4791.53ms. Allocated memory was 86.0MB in the beginning and 226.5MB in the end (delta: 140.5MB). Free memory was 38.4MB in the beginning and 102.7MB in the end (delta: -64.3MB). Peak memory consumption was 133.0MB. Max. memory is 16.1GB. * CodeCheck took 92.56ms. Allocated memory is still 226.5MB. Free memory was 102.7MB in the beginning and 96.4MB 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. [2022-12-14 21:06:13,628 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_26c0dc78-3b51-48c4-b958-885d7ebd937e/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