./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.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_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/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_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/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_6d79dd1b-5c31-441a-bb82-2282bdf5f084/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 ecc90c8c790f917b8c72cdfe0271985940c16e75bb49321e19d88da58d655bf9 --- 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 08:55:24,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:55:24,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:55:24,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:55:24,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:55:24,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:55:24,589 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:55:24,591 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:55:24,593 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:55:24,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:55:24,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:55:24,596 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:55:24,597 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:55:24,598 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:55:24,600 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:55:24,601 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:55:24,602 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:55:24,603 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:55:24,605 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:55:24,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:55:24,609 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:55:24,611 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:55:24,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:55:24,614 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:55:24,618 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:55:24,618 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:55:24,619 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:55:24,620 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:55:24,621 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:55:24,622 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:55:24,622 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:55:24,623 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:55:24,624 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:55:24,625 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:55:24,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:55:24,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:55:24,628 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:55:24,629 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:55:24,629 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:55:24,630 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:55:24,631 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:55:24,632 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 08:55:24,658 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:55:24,659 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:55:24,660 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:55:24,660 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:55:24,661 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:55:24,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:55:24,662 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:55:24,662 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:55:24,662 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:55:24,663 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:55:24,663 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:55:24,680 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:55:24,681 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:55:24,681 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:55:24,681 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:55:24,682 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:55:24,682 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:55:24,682 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:55:24,683 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:55:24,683 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:55:24,683 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:55:24,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:55:24,684 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:55:24,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:55:24,684 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:55:24,685 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_6d79dd1b-5c31-441a-bb82-2282bdf5f084/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecc90c8c790f917b8c72cdfe0271985940c16e75bb49321e19d88da58d655bf9 [2022-11-16 08:55:25,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:55:25,057 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:55:25,061 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:55:25,062 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:55:25,064 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:55:25,065 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c [2022-11-16 08:55:25,137 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/data/4a61e0e1b/8d9966dc740e46e687eaa7bd1f047e35/FLAGc57bec979 [2022-11-16 08:55:25,849 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:55:25,850 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c [2022-11-16 08:55:25,867 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/data/4a61e0e1b/8d9966dc740e46e687eaa7bd1f047e35/FLAGc57bec979 [2022-11-16 08:55:26,098 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/data/4a61e0e1b/8d9966dc740e46e687eaa7bd1f047e35 [2022-11-16 08:55:26,102 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:55:26,104 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:55:26,110 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:55:26,110 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:55:26,113 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:55:26,114 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:55:26" (1/1) ... [2022-11-16 08:55:26,116 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@485e653d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:55:26, skipping insertion in model container [2022-11-16 08:55:26,118 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:55:26" (1/1) ... [2022-11-16 08:55:26,130 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:55:26,240 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:55:26,494 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_6d79dd1b-5c31-441a-bb82-2282bdf5f084/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c[1014,1027] [2022-11-16 08:55:26,864 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:55:26,868 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:55:26,879 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_6d79dd1b-5c31-441a-bb82-2282bdf5f084/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c[1014,1027] [2022-11-16 08:55:27,039 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:55:27,052 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:55:27,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:55:27 WrapperNode [2022-11-16 08:55:27,071 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:55:27,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:55:27,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:55:27,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:55:27,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:55:27" (1/1) ... [2022-11-16 08:55:27,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:55:27" (1/1) ... [2022-11-16 08:55:27,277 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2348 [2022-11-16 08:55:27,280 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:55:27,281 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:55:27,282 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:55:27,282 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:55:27,292 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:55:27" (1/1) ... [2022-11-16 08:55:27,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:55:27" (1/1) ... [2022-11-16 08:55:27,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:55:27" (1/1) ... [2022-11-16 08:55:27,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:55:27" (1/1) ... [2022-11-16 08:55:27,350 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:55:27" (1/1) ... [2022-11-16 08:55:27,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:55:27" (1/1) ... [2022-11-16 08:55:27,399 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:55:27" (1/1) ... [2022-11-16 08:55:27,423 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:55:27" (1/1) ... [2022-11-16 08:55:27,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:55:27,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:55:27,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:55:27,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:55:27,462 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:55:27" (1/1) ... [2022-11-16 08:55:27,469 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:55:27,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:55:27,497 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:55:27,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:55:27,560 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:55:27,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:55:27,999 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:55:28,001 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:55:30,558 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:55:38,520 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:55:38,520 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:55:38,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:55:38 BoogieIcfgContainer [2022-11-16 08:55:38,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:55:38,524 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:55:38,524 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:55:38,537 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:55:38,537 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:55:38" (1/1) ... [2022-11-16 08:55:38,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:55:38,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:55:38,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:55:38,619 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:55:38,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:55:38,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:55:38,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:55:39,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:55:41,077 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 08:55:51,258 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.15s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:56:01,320 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 08:56:02,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:56:02,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 08:56:02,188 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 08:56:02,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 08:56:02,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:56:02,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:57:03,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:57:03,773 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 08:57:53,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 08:58:04,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 08:58:04,661 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 08:58:04,671 INFO L158 Benchmark]: Toolchain (without parser) took 158567.13ms. Allocated memory was 111.1MB in the beginning and 2.5GB in the end (delta: 2.4GB). Free memory was 67.0MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 344.0MB. Max. memory is 16.1GB. [2022-11-16 08:58:04,672 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 111.1MB. Free memory was 85.3MB in the beginning and 85.2MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:58:04,673 INFO L158 Benchmark]: CACSL2BoogieTranslator took 962.29ms. Allocated memory was 111.1MB in the beginning and 151.0MB in the end (delta: 39.8MB). Free memory was 66.8MB in the beginning and 117.8MB in the end (delta: -51.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2022-11-16 08:58:04,674 INFO L158 Benchmark]: Boogie Procedure Inliner took 207.36ms. Allocated memory is still 151.0MB. Free memory was 117.8MB in the beginning and 98.2MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-16 08:58:04,675 INFO L158 Benchmark]: Boogie Preprocessor took 177.41ms. Allocated memory is still 151.0MB. Free memory was 98.2MB in the beginning and 87.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 08:58:04,676 INFO L158 Benchmark]: RCFGBuilder took 11063.30ms. Allocated memory was 151.0MB in the beginning and 1.0GB in the end (delta: 880.8MB). Free memory was 87.7MB in the beginning and 700.8MB in the end (delta: -613.0MB). Peak memory consumption was 628.8MB. Max. memory is 16.1GB. [2022-11-16 08:58:04,677 INFO L158 Benchmark]: CodeCheck took 146146.70ms. Allocated memory was 1.0GB in the beginning and 2.5GB in the end (delta: 1.4GB). Free memory was 700.8MB in the beginning and 2.1GB in the end (delta: -1.4GB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. [2022-11-16 08:58:04,680 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 0.36ms. Allocated memory is still 111.1MB. Free memory was 85.3MB in the beginning and 85.2MB in the end (delta: 92.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 962.29ms. Allocated memory was 111.1MB in the beginning and 151.0MB in the end (delta: 39.8MB). Free memory was 66.8MB in the beginning and 117.8MB in the end (delta: -51.0MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 207.36ms. Allocated memory is still 151.0MB. Free memory was 117.8MB in the beginning and 98.2MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 177.41ms. Allocated memory is still 151.0MB. Free memory was 98.2MB in the beginning and 87.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 11063.30ms. Allocated memory was 151.0MB in the beginning and 1.0GB in the end (delta: 880.8MB). Free memory was 87.7MB in the beginning and 700.8MB in the end (delta: -613.0MB). Peak memory consumption was 628.8MB. Max. memory is 16.1GB. * CodeCheck took 146146.70ms. Allocated memory was 1.0GB in the beginning and 2.5GB in the end (delta: 1.4GB). Free memory was 700.8MB in the beginning and 2.1GB in the end (delta: -1.4GB). Peak memory consumption was 58.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:58:04,727 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/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_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/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_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/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_6d79dd1b-5c31-441a-bb82-2282bdf5f084/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 ecc90c8c790f917b8c72cdfe0271985940c16e75bb49321e19d88da58d655bf9 --- 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 08:58:07,106 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:58:07,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:58:07,147 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:58:07,147 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:58:07,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:58:07,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:58:07,159 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:58:07,161 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:58:07,166 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:58:07,170 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:58:07,172 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:58:07,172 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:58:07,175 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:58:07,176 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:58:07,181 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:58:07,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:58:07,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:58:07,186 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:58:07,191 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:58:07,192 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:58:07,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:58:07,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:58:07,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:58:07,206 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:58:07,207 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:58:07,207 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:58:07,208 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:58:07,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:58:07,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:58:07,210 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:58:07,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:58:07,211 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:58:07,212 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:58:07,213 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:58:07,213 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:58:07,218 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:58:07,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:58:07,219 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:58:07,220 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:58:07,221 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:58:07,223 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 08:58:07,251 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:58:07,252 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:58:07,254 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:58:07,255 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:58:07,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:58:07,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:58:07,257 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:58:07,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:58:07,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:58:07,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:58:07,258 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:58:07,259 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 08:58:07,259 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 08:58:07,259 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 08:58:07,259 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:58:07,260 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:58:07,260 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:58:07,260 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:58:07,260 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:58:07,260 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:58:07,261 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:58:07,261 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:58:07,261 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:58:07,261 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:58:07,262 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 08:58:07,262 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 08:58:07,262 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:58:07,262 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 08:58:07,262 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 08:58:07,263 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_6d79dd1b-5c31-441a-bb82-2282bdf5f084/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecc90c8c790f917b8c72cdfe0271985940c16e75bb49321e19d88da58d655bf9 [2022-11-16 08:58:07,740 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:58:07,760 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:58:07,763 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:58:07,765 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:58:07,766 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:58:07,767 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c [2022-11-16 08:58:07,833 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/data/6dee10e42/6fe88a018b7740e8b203f177c3eaa789/FLAG60096b8d3 [2022-11-16 08:58:08,417 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:58:08,418 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c [2022-11-16 08:58:08,451 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/data/6dee10e42/6fe88a018b7740e8b203f177c3eaa789/FLAG60096b8d3 [2022-11-16 08:58:08,705 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/data/6dee10e42/6fe88a018b7740e8b203f177c3eaa789 [2022-11-16 08:58:08,709 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:58:08,710 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:58:08,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:58:08,715 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:58:08,718 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:58:08,719 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:58:08" (1/1) ... [2022-11-16 08:58:08,721 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d328de1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:58:08, skipping insertion in model container [2022-11-16 08:58:08,721 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:58:08" (1/1) ... [2022-11-16 08:58:08,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:58:08,796 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:58:09,013 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_6d79dd1b-5c31-441a-bb82-2282bdf5f084/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c[1014,1027] [2022-11-16 08:58:09,302 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:58:09,314 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:58:09,326 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_6d79dd1b-5c31-441a-bb82-2282bdf5f084/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c[1014,1027] [2022-11-16 08:58:09,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:58:09,517 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:58:09,517 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:58:09 WrapperNode [2022-11-16 08:58:09,518 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:58:09,521 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:58:09,521 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:58:09,521 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:58:09,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:58:09" (1/1) ... [2022-11-16 08:58:09,578 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:58:09" (1/1) ... [2022-11-16 08:58:09,682 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1361 [2022-11-16 08:58:09,683 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:58:09,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:58:09,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:58:09,684 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:58:09,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:58:09" (1/1) ... [2022-11-16 08:58:09,693 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:58:09" (1/1) ... [2022-11-16 08:58:09,701 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:58:09" (1/1) ... [2022-11-16 08:58:09,701 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:58:09" (1/1) ... [2022-11-16 08:58:09,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:58:09" (1/1) ... [2022-11-16 08:58:09,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:58:09" (1/1) ... [2022-11-16 08:58:09,742 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:58:09" (1/1) ... [2022-11-16 08:58:09,747 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:58:09" (1/1) ... [2022-11-16 08:58:09,771 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:58:09,772 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:58:09,773 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:58:09,773 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:58:09,774 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:58:09" (1/1) ... [2022-11-16 08:58:09,780 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:58:09,794 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:58:09,829 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:58:09,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:58:09,874 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:58:09,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:58:10,313 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:58:10,315 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:58:12,753 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:58:12,788 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:58:12,788 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:58:12,790 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:58:12 BoogieIcfgContainer [2022-11-16 08:58:12,791 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:58:12,793 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:58:12,794 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:58:12,803 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:58:12,803 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:58:12" (1/1) ... [2022-11-16 08:58:12,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:58:12,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:58:12,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:58:12,881 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:58:12,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:58:12,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:58:12,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:58:12,928 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 08:58:12,933 INFO L158 Benchmark]: Toolchain (without parser) took 4219.40ms. Allocated memory was 56.6MB in the beginning and 144.7MB in the end (delta: 88.1MB). Free memory was 32.7MB in the beginning and 75.2MB in the end (delta: -42.5MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2022-11-16 08:58:12,934 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 38.2MB in the beginning and 38.1MB in the end (delta: 47.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:58:12,936 INFO L158 Benchmark]: CACSL2BoogieTranslator took 805.58ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.4MB in the beginning and 36.6MB in the end (delta: -4.2MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-11-16 08:58:12,937 INFO L158 Benchmark]: Boogie Procedure Inliner took 162.14ms. Allocated memory is still 69.2MB. Free memory was 36.6MB in the beginning and 38.9MB in the end (delta: -2.3MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2022-11-16 08:58:12,938 INFO L158 Benchmark]: Boogie Preprocessor took 88.38ms. Allocated memory is still 69.2MB. Free memory was 38.9MB in the beginning and 32.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:58:12,939 INFO L158 Benchmark]: RCFGBuilder took 3018.46ms. Allocated memory was 69.2MB in the beginning and 144.7MB in the end (delta: 75.5MB). Free memory was 32.4MB in the beginning and 81.5MB in the end (delta: -49.1MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. [2022-11-16 08:58:12,940 INFO L158 Benchmark]: CodeCheck took 135.86ms. Allocated memory is still 144.7MB. Free memory was 81.5MB in the beginning and 75.2MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:58:12,949 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 0.22ms. Allocated memory is still 56.6MB. Free memory was 38.2MB in the beginning and 38.1MB in the end (delta: 47.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 805.58ms. Allocated memory was 56.6MB in the beginning and 69.2MB in the end (delta: 12.6MB). Free memory was 32.4MB in the beginning and 36.6MB in the end (delta: -4.2MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 162.14ms. Allocated memory is still 69.2MB. Free memory was 36.6MB in the beginning and 38.9MB in the end (delta: -2.3MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.38ms. Allocated memory is still 69.2MB. Free memory was 38.9MB in the beginning and 32.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3018.46ms. Allocated memory was 69.2MB in the beginning and 144.7MB in the end (delta: 75.5MB). Free memory was 32.4MB in the beginning and 81.5MB in the end (delta: -49.1MB). Peak memory consumption was 52.1MB. Max. memory is 16.1GB. * CodeCheck took 135.86ms. Allocated memory is still 144.7MB. Free memory was 81.5MB in the beginning and 75.2MB in the end (delta: 6.4MB). 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 08:58:12,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d79dd1b-5c31-441a-bb82-2282bdf5f084/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared