./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH --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 3daf85006eb39846907bcca0323481a4f694a8e438e9e17948a7d017196df538 --- 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-e04fb08 [2022-11-16 08:53:45,383 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:53:45,386 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:53:45,427 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:53:45,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:53:45,433 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:53:45,434 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:53:45,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:53:45,440 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:53:45,443 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:53:45,445 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:53:45,448 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:53:45,450 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:53:45,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:53:45,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:53:45,460 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:53:45,462 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:53:45,463 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:53:45,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:53:45,470 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:53:45,474 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:53:45,476 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:53:45,477 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:53:45,479 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:53:45,484 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:53:45,489 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:53:45,489 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:53:45,490 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:53:45,492 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:53:45,493 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:53:45,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:53:45,494 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:53:45,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:53:45,497 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:53:45,499 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:53:45,501 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:53:45,502 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:53:45,503 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:53:45,504 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:53:45,505 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:53:45,506 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:53:45,506 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 08:53:45,536 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:53:45,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:53:45,537 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:53:45,538 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:53:45,539 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:53:45,539 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:53:45,539 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:53:45,539 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:53:45,540 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:53:45,540 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:53:45,540 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:53:45,540 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:53:45,540 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:53:45,541 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:53:45,541 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:53:45,541 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:53:45,541 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:53:45,542 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:53:45,542 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:53:45,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:53:45,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:53:45,543 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:53:45,543 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:53:45,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:53:45,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:53:45,543 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_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3daf85006eb39846907bcca0323481a4f694a8e438e9e17948a7d017196df538 [2022-11-16 08:53:45,853 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:53:45,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:53:45,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:53:45,889 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:53:45,890 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:53:45,891 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c [2022-11-16 08:53:45,957 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/data/460d15d51/751f2be66788491b98bacc55e4d4a110/FLAG35f1d1aeb [2022-11-16 08:53:46,682 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:53:46,683 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c [2022-11-16 08:53:46,705 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/data/460d15d51/751f2be66788491b98bacc55e4d4a110/FLAG35f1d1aeb [2022-11-16 08:53:46,880 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/data/460d15d51/751f2be66788491b98bacc55e4d4a110 [2022-11-16 08:53:46,882 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:53:46,884 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:53:46,885 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:53:46,886 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:53:46,889 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:53:46,890 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:53:46" (1/1) ... [2022-11-16 08:53:46,892 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5689d4af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:53:46, skipping insertion in model container [2022-11-16 08:53:46,893 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:53:46" (1/1) ... [2022-11-16 08:53:46,900 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:53:46,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:53:47,223 WARN L229 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_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c[1014,1027] [2022-11-16 08:53:47,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:53:47,767 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:53:47,781 WARN L229 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_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c[1014,1027] [2022-11-16 08:53:48,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:53:48,064 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:53:48,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:53:48 WrapperNode [2022-11-16 08:53:48,065 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:53:48,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:53:48,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:53:48,067 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:53:48,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:53:48" (1/1) ... [2022-11-16 08:53:48,133 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:53:48" (1/1) ... [2022-11-16 08:53:48,293 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3561 [2022-11-16 08:53:48,295 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:53:48,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:53:48,296 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:53:48,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:53:48,307 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:53:48" (1/1) ... [2022-11-16 08:53:48,307 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:53:48" (1/1) ... [2022-11-16 08:53:48,335 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:53:48" (1/1) ... [2022-11-16 08:53:48,335 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:53:48" (1/1) ... [2022-11-16 08:53:48,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:53:48" (1/1) ... [2022-11-16 08:53:48,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:53:48" (1/1) ... [2022-11-16 08:53:48,439 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:53:48" (1/1) ... [2022-11-16 08:53:48,452 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:53:48" (1/1) ... [2022-11-16 08:53:48,491 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:53:48,491 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:53:48,492 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:53:48,492 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:53:48,493 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:53:48" (1/1) ... [2022-11-16 08:53:48,499 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:53:48,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:53:48,575 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:53:48,610 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:53:48,630 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:53:48,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:53:49,121 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:53:49,123 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:53:52,743 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:54:04,001 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:54:04,001 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:54:04,004 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:54:04 BoogieIcfgContainer [2022-11-16 08:54:04,005 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:54:04,006 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:54:04,006 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:54:04,017 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:54:04,017 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:54:04" (1/1) ... [2022-11-16 08:54:04,028 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:54:04,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:54:04,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:54:04,097 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:54:04,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:54:04,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:54:04,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:54:04,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:54:06,945 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:54:17,166 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:54:27,270 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:54:28,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:54:28,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 08:54:28,511 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 08:54:28,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 08:54:28,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:54:28,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:57:00,601 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 08:59:06,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:59:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 08:59:17,492 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 08:59:17,495 INFO L158 Benchmark]: Toolchain (without parser) took 330611.18ms. Allocated memory was 117.4MB in the beginning and 5.5GB in the end (delta: 5.4GB). Free memory was 77.2MB in the beginning and 3.6GB in the end (delta: -3.5GB). Peak memory consumption was 1.9GB. Max. memory is 16.1GB. [2022-11-16 08:59:17,496 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:59:17,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1180.06ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 77.0MB in the beginning and 106.7MB in the end (delta: -29.7MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. [2022-11-16 08:59:17,497 INFO L158 Benchmark]: Boogie Procedure Inliner took 228.71ms. Allocated memory is still 159.4MB. Free memory was 106.7MB in the beginning and 77.4MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-16 08:59:17,498 INFO L158 Benchmark]: Boogie Preprocessor took 194.79ms. Allocated memory is still 159.4MB. Free memory was 77.4MB in the beginning and 61.7MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-11-16 08:59:17,499 INFO L158 Benchmark]: RCFGBuilder took 15513.38ms. Allocated memory was 159.4MB in the beginning and 3.1GB in the end (delta: 2.9GB). Free memory was 61.7MB in the beginning and 2.8GB in the end (delta: -2.8GB). Peak memory consumption was 961.3MB. Max. memory is 16.1GB. [2022-11-16 08:59:17,500 INFO L158 Benchmark]: CodeCheck took 313487.90ms. Allocated memory was 3.1GB in the beginning and 5.5GB in the end (delta: 2.4GB). Free memory was 2.8GB in the beginning and 3.6GB in the end (delta: -756.6MB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. [2022-11-16 08:59:17,504 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 0.32ms. Allocated memory is still 117.4MB. Free memory is still 96.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1180.06ms. Allocated memory was 117.4MB in the beginning and 159.4MB in the end (delta: 41.9MB). Free memory was 77.0MB in the beginning and 106.7MB in the end (delta: -29.7MB). Peak memory consumption was 27.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 228.71ms. Allocated memory is still 159.4MB. Free memory was 106.7MB in the beginning and 77.4MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 194.79ms. Allocated memory is still 159.4MB. Free memory was 77.4MB in the beginning and 61.7MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * RCFGBuilder took 15513.38ms. Allocated memory was 159.4MB in the beginning and 3.1GB in the end (delta: 2.9GB). Free memory was 61.7MB in the beginning and 2.8GB in the end (delta: -2.8GB). Peak memory consumption was 961.3MB. Max. memory is 16.1GB. * CodeCheck took 313487.90ms. Allocated memory was 3.1GB in the beginning and 5.5GB in the end (delta: 2.4GB). Free memory was 2.8GB in the beginning and 3.6GB in the end (delta: -756.6MB). Peak memory consumption was 1.7GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:59:17,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH --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 3daf85006eb39846907bcca0323481a4f694a8e438e9e17948a7d017196df538 --- 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-e04fb08 [2022-11-16 08:59:19,934 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:59:19,936 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:59:19,957 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:59:19,958 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:59:19,963 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:59:19,965 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:59:19,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:59:19,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:59:19,975 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:59:19,976 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:59:19,978 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:59:19,980 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:59:19,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:59:19,985 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:59:19,987 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:59:19,988 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:59:19,991 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:59:19,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:59:20,004 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:59:20,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:59:20,016 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:59:20,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:59:20,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:59:20,021 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:59:20,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:59:20,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:59:20,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:59:20,032 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:59:20,033 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:59:20,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:59:20,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:59:20,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:59:20,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:59:20,038 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:59:20,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:59:20,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:59:20,041 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:59:20,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:59:20,043 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:59:20,045 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:59:20,046 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 08:59:20,084 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:59:20,085 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:59:20,097 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:59:20,097 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:59:20,098 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:59:20,098 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:59:20,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:59:20,098 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:59:20,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:59:20,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:59:20,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:59:20,099 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 08:59:20,099 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 08:59:20,099 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 08:59:20,100 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:59:20,100 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:59:20,100 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:59:20,100 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:59:20,100 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:59:20,101 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:59:20,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:59:20,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:59:20,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:59:20,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:59:20,102 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 08:59:20,102 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 08:59:20,102 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:59:20,102 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 08:59:20,102 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 08:59:20,102 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_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3daf85006eb39846907bcca0323481a4f694a8e438e9e17948a7d017196df538 [2022-11-16 08:59:20,424 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:59:20,448 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:59:20,452 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:59:20,453 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:59:20,455 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:59:20,456 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c [2022-11-16 08:59:20,531 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/data/ed8f60f5d/d36865ad8bca406bb30f9d4310d41cb1/FLAGce311ac75 [2022-11-16 08:59:21,251 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:59:21,252 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c [2022-11-16 08:59:21,286 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/data/ed8f60f5d/d36865ad8bca406bb30f9d4310d41cb1/FLAGce311ac75 [2022-11-16 08:59:21,462 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/data/ed8f60f5d/d36865ad8bca406bb30f9d4310d41cb1 [2022-11-16 08:59:21,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:59:21,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:59:21,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:59:21,467 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:59:21,473 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:59:21,474 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:59:21" (1/1) ... [2022-11-16 08:59:21,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fe32e38 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:59:21, skipping insertion in model container [2022-11-16 08:59:21,476 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:59:21" (1/1) ... [2022-11-16 08:59:21,483 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:59:21,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:59:21,808 WARN L229 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_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c[1014,1027] [2022-11-16 08:59:22,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:59:22,353 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:59:22,364 WARN L229 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_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c[1014,1027] [2022-11-16 08:59:22,503 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:59:22,515 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:59:22,516 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:59:22 WrapperNode [2022-11-16 08:59:22,516 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:59:22,517 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:59:22,517 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:59:22,517 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:59:22,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:59:22" (1/1) ... [2022-11-16 08:59:22,557 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:59:22" (1/1) ... [2022-11-16 08:59:22,662 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2091 [2022-11-16 08:59:22,663 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:59:22,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:59:22,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:59:22,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:59:22,673 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:59:22" (1/1) ... [2022-11-16 08:59:22,673 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:59:22" (1/1) ... [2022-11-16 08:59:22,686 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:59:22" (1/1) ... [2022-11-16 08:59:22,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:59:22" (1/1) ... [2022-11-16 08:59:22,758 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:59:22" (1/1) ... [2022-11-16 08:59:22,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:59:22" (1/1) ... [2022-11-16 08:59:22,789 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:59:22" (1/1) ... [2022-11-16 08:59:22,808 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:59:22" (1/1) ... [2022-11-16 08:59:22,829 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:59:22,842 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:59:22,843 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:59:22,843 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:59:22,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:59:22" (1/1) ... [2022-11-16 08:59:22,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:59:22,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:59:22,877 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:59:22,891 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:59:22,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:59:22,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:59:23,529 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:59:23,531 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:59:27,512 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:59:27,549 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:59:27,549 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:59:27,551 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:59:27 BoogieIcfgContainer [2022-11-16 08:59:27,552 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:59:27,553 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:59:27,553 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:59:27,562 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:59:27,563 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:59:27" (1/1) ... [2022-11-16 08:59:27,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:59:27,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:59:27,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:59:27,651 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:59:27,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:59:27,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:59:27,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:59:27,696 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 08:59:27,700 INFO L158 Benchmark]: Toolchain (without parser) took 6233.34ms. Allocated memory was 60.8MB in the beginning and 222.3MB in the end (delta: 161.5MB). Free memory was 38.1MB in the beginning and 91.5MB in the end (delta: -53.4MB). Peak memory consumption was 107.4MB. Max. memory is 16.1GB. [2022-11-16 08:59:27,702 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:59:27,703 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1049.43ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 37.8MB in the beginning and 43.7MB in the end (delta: -5.9MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2022-11-16 08:59:27,704 INFO L158 Benchmark]: Boogie Procedure Inliner took 145.96ms. Allocated memory is still 88.1MB. Free memory was 43.7MB in the beginning and 48.4MB in the end (delta: -4.8MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. [2022-11-16 08:59:27,705 INFO L158 Benchmark]: Boogie Preprocessor took 177.93ms. Allocated memory is still 88.1MB. Free memory was 48.4MB in the beginning and 39.3MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-16 08:59:27,705 INFO L158 Benchmark]: RCFGBuilder took 4709.78ms. Allocated memory was 88.1MB in the beginning and 222.3MB in the end (delta: 134.2MB). Free memory was 38.9MB in the beginning and 97.8MB in the end (delta: -58.8MB). Peak memory consumption was 92.4MB. Max. memory is 16.1GB. [2022-11-16 08:59:27,706 INFO L158 Benchmark]: CodeCheck took 145.71ms. Allocated memory is still 222.3MB. Free memory was 97.8MB in the beginning and 91.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:59:27,718 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 0.33ms. Allocated memory is still 60.8MB. Free memory was 42.7MB in the beginning and 42.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1049.43ms. Allocated memory was 60.8MB in the beginning and 88.1MB in the end (delta: 27.3MB). Free memory was 37.8MB in the beginning and 43.7MB in the end (delta: -5.9MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 145.96ms. Allocated memory is still 88.1MB. Free memory was 43.7MB in the beginning and 48.4MB in the end (delta: -4.8MB). Peak memory consumption was 10.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 177.93ms. Allocated memory is still 88.1MB. Free memory was 48.4MB in the beginning and 39.3MB in the end (delta: 9.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4709.78ms. Allocated memory was 88.1MB in the beginning and 222.3MB in the end (delta: 134.2MB). Free memory was 38.9MB in the beginning and 97.8MB in the end (delta: -58.8MB). Peak memory consumption was 92.4MB. Max. memory is 16.1GB. * CodeCheck took 145.71ms. Allocated memory is still 222.3MB. Free memory was 97.8MB in the beginning and 91.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:59:27,742 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1597d2bf-f34b-445d-90a1-6cda15f1e3f4/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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