./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/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_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/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_f235641c-2aa6-4c3f-8fef-f2d55252960b/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 a7cec347b2fe2cb7784a133c54b33c6c1d5895448229e1833a503fb8cc07b344 --- 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 08:15:40,844 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:15:40,846 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:15:40,891 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:15:40,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:15:40,896 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:15:40,898 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:15:40,901 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:15:40,904 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:15:40,909 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:15:40,911 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:15:40,915 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:15:40,916 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:15:40,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:15:40,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:15:40,921 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:15:40,924 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:15:40,925 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:15:40,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:15:40,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:15:40,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:15:40,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:15:40,938 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:15:40,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:15:40,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:15:40,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:15:40,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:15:40,944 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:15:40,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:15:40,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:15:40,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:15:40,947 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:15:40,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:15:40,949 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:15:40,950 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:15:40,950 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:15:40,955 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:15:40,956 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:15:40,956 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:15:40,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:15:40,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:15:40,960 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 08:15:40,998 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:15:40,998 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:15:40,999 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:15:41,000 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:15:41,000 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:15:41,001 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:15:41,001 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:15:41,001 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:15:41,002 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:15:41,002 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:15:41,003 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:15:41,003 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:15:41,003 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:15:41,004 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:15:41,004 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:15:41,004 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:15:41,004 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:15:41,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:15:41,005 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:15:41,005 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:15:41,006 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:15:41,006 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:15:41,006 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:15:41,006 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:15:41,006 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:15:41,007 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_f235641c-2aa6-4c3f-8fef-f2d55252960b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7cec347b2fe2cb7784a133c54b33c6c1d5895448229e1833a503fb8cc07b344 [2022-11-16 08:15:41,341 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:15:41,370 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:15:41,372 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:15:41,374 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:15:41,375 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:15:41,377 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c [2022-11-16 08:15:41,463 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/data/62524f6c1/d0e0549c11464097b6b0b85d688864a1/FLAG3ab43da72 [2022-11-16 08:15:42,144 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:15:42,145 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c [2022-11-16 08:15:42,170 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/data/62524f6c1/d0e0549c11464097b6b0b85d688864a1/FLAG3ab43da72 [2022-11-16 08:15:42,315 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/data/62524f6c1/d0e0549c11464097b6b0b85d688864a1 [2022-11-16 08:15:42,317 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:15:42,318 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:15:42,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:15:42,320 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:15:42,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:15:42,324 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:15:42" (1/1) ... [2022-11-16 08:15:42,326 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7937e8af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:42, skipping insertion in model container [2022-11-16 08:15:42,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:15:42" (1/1) ... [2022-11-16 08:15:42,333 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:15:42,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:15:42,606 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_f235641c-2aa6-4c3f-8fef-f2d55252960b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c[1014,1027] [2022-11-16 08:15:43,037 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:15:43,041 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:15:43,056 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_f235641c-2aa6-4c3f-8fef-f2d55252960b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c[1014,1027] [2022-11-16 08:15:43,244 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:15:43,258 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:15:43,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:43 WrapperNode [2022-11-16 08:15:43,259 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:15:43,261 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:15:43,261 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:15:43,261 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:15:43,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:43" (1/1) ... [2022-11-16 08:15:43,309 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:43" (1/1) ... [2022-11-16 08:15:43,525 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2726 [2022-11-16 08:15:43,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:15:43,528 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:15:43,528 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:15:43,529 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:15:43,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:43" (1/1) ... [2022-11-16 08:15:43,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:43" (1/1) ... [2022-11-16 08:15:43,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:43" (1/1) ... [2022-11-16 08:15:43,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:43" (1/1) ... [2022-11-16 08:15:43,628 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:43" (1/1) ... [2022-11-16 08:15:43,653 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:43" (1/1) ... [2022-11-16 08:15:43,675 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:43" (1/1) ... [2022-11-16 08:15:43,697 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:43" (1/1) ... [2022-11-16 08:15:43,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:15:43,726 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:15:43,726 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:15:43,726 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:15:43,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:15:43" (1/1) ... [2022-11-16 08:15:43,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:15:43,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:15:43,764 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:15:43,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:15:43,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:15:43,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:15:44,336 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:15:44,338 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:15:47,534 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:15:55,931 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:15:55,931 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:15:55,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:15:55 BoogieIcfgContainer [2022-11-16 08:15:55,934 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:15:55,935 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:15:55,935 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:15:55,946 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:15:55,946 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:15:55" (1/1) ... [2022-11-16 08:15:55,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:15:56,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:15:56,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:15:56,027 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:15:56,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:15:56,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:15:56,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:15:56,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:15:58,691 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 08:16:08,898 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 08:16:18,967 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 08:16:19,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:16:19,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 08:16:19,824 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 08:16:19,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 08:16:19,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:16:19,824 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:16:30,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 08:16:31,037 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 08:16:31,044 INFO L158 Benchmark]: Toolchain (without parser) took 48725.16ms. Allocated memory was 125.8MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 86.8MB in the beginning and 1.1GB in the end (delta: -999.4MB). Peak memory consumption was 185.3MB. Max. memory is 16.1GB. [2022-11-16 08:16:31,045 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 88.1MB. Free memory was 60.1MB in the beginning and 60.1MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:16:31,046 INFO L158 Benchmark]: CACSL2BoogieTranslator took 939.78ms. Allocated memory is still 125.8MB. Free memory was 86.6MB in the beginning and 55.6MB in the end (delta: 31.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-16 08:16:31,047 INFO L158 Benchmark]: Boogie Procedure Inliner took 266.69ms. Allocated memory is still 125.8MB. Free memory was 55.6MB in the beginning and 80.5MB in the end (delta: -24.9MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2022-11-16 08:16:31,048 INFO L158 Benchmark]: Boogie Preprocessor took 195.98ms. Allocated memory is still 125.8MB. Free memory was 80.5MB in the beginning and 67.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 08:16:31,049 INFO L158 Benchmark]: RCFGBuilder took 12208.28ms. Allocated memory was 125.8MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 67.9MB in the beginning and 983.4MB in the end (delta: -915.5MB). Peak memory consumption was 803.1MB. Max. memory is 16.1GB. [2022-11-16 08:16:31,049 INFO L158 Benchmark]: CodeCheck took 35108.12ms. Allocated memory is still 1.3GB. Free memory was 983.4MB in the beginning and 1.1GB in the end (delta: -102.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:16:31,053 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 0.28ms. Allocated memory is still 88.1MB. Free memory was 60.1MB in the beginning and 60.1MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 939.78ms. Allocated memory is still 125.8MB. Free memory was 86.6MB in the beginning and 55.6MB in the end (delta: 31.0MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 266.69ms. Allocated memory is still 125.8MB. Free memory was 55.6MB in the beginning and 80.5MB in the end (delta: -24.9MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 195.98ms. Allocated memory is still 125.8MB. Free memory was 80.5MB in the beginning and 67.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 12208.28ms. Allocated memory was 125.8MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 67.9MB in the beginning and 983.4MB in the end (delta: -915.5MB). Peak memory consumption was 803.1MB. Max. memory is 16.1GB. * CodeCheck took 35108.12ms. Allocated memory is still 1.3GB. Free memory was 983.4MB in the beginning and 1.1GB in the end (delta: -102.7MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:16:31,217 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/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_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/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_f235641c-2aa6-4c3f-8fef-f2d55252960b/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 a7cec347b2fe2cb7784a133c54b33c6c1d5895448229e1833a503fb8cc07b344 --- 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 08:16:33,457 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:16:33,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:16:33,501 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:16:33,501 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:16:33,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:16:33,512 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:16:33,516 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:16:33,518 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:16:33,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:16:33,525 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:16:33,526 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:16:33,526 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:16:33,527 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:16:33,528 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:16:33,529 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:16:33,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:16:33,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:16:33,533 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:16:33,535 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:16:33,543 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:16:33,545 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:16:33,548 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:16:33,549 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:16:33,561 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:16:33,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:16:33,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:16:33,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:16:33,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:16:33,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:16:33,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:16:33,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:16:33,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:16:33,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:16:33,576 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:16:33,577 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:16:33,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:16:33,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:16:33,579 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:16:33,580 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:16:33,581 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:16:33,582 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 08:16:33,622 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:16:33,622 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:16:33,624 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:16:33,625 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:16:33,626 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:16:33,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:16:33,627 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:16:33,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:16:33,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:16:33,628 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:16:33,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:16:33,629 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 08:16:33,629 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 08:16:33,636 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 08:16:33,636 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:16:33,637 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:16:33,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:16:33,637 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:16:33,637 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:16:33,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:16:33,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:16:33,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:16:33,639 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:16:33,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:16:33,639 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 08:16:33,640 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 08:16:33,640 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:16:33,640 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 08:16:33,641 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 08:16:33,641 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_f235641c-2aa6-4c3f-8fef-f2d55252960b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7cec347b2fe2cb7784a133c54b33c6c1d5895448229e1833a503fb8cc07b344 [2022-11-16 08:16:34,024 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:16:34,052 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:16:34,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:16:34,058 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:16:34,059 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:16:34,061 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c [2022-11-16 08:16:34,131 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/data/5a24eb1e8/9902e3cc04df4c859a613cfcf84be4d7/FLAG4d6d0763f [2022-11-16 08:16:34,787 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:16:34,788 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c [2022-11-16 08:16:34,814 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/data/5a24eb1e8/9902e3cc04df4c859a613cfcf84be4d7/FLAG4d6d0763f [2022-11-16 08:16:34,987 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/data/5a24eb1e8/9902e3cc04df4c859a613cfcf84be4d7 [2022-11-16 08:16:34,990 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:16:34,991 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:16:34,993 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:16:34,993 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:16:34,998 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:16:34,999 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:16:34" (1/1) ... [2022-11-16 08:16:35,003 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7832962d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:16:35, skipping insertion in model container [2022-11-16 08:16:35,006 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:16:34" (1/1) ... [2022-11-16 08:16:35,014 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:16:35,089 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:16:35,254 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_f235641c-2aa6-4c3f-8fef-f2d55252960b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c[1014,1027] [2022-11-16 08:16:35,666 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:16:35,671 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:16:35,682 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_f235641c-2aa6-4c3f-8fef-f2d55252960b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c[1014,1027] [2022-11-16 08:16:35,866 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:16:35,879 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:16:35,880 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:16:35 WrapperNode [2022-11-16 08:16:35,880 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:16:35,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:16:35,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:16:35,884 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:16:35,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:16:35" (1/1) ... [2022-11-16 08:16:35,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:16:35" (1/1) ... [2022-11-16 08:16:36,057 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1669 [2022-11-16 08:16:36,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:16:36,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:16:36,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:16:36,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:16:36,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:16:35" (1/1) ... [2022-11-16 08:16:36,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:16:35" (1/1) ... [2022-11-16 08:16:36,078 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:16:35" (1/1) ... [2022-11-16 08:16:36,078 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:16:35" (1/1) ... [2022-11-16 08:16:36,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:16:35" (1/1) ... [2022-11-16 08:16:36,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:16:35" (1/1) ... [2022-11-16 08:16:36,127 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:16:35" (1/1) ... [2022-11-16 08:16:36,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:16:35" (1/1) ... [2022-11-16 08:16:36,184 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:16:36,199 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:16:36,200 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:16:36,200 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:16:36,201 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:16:35" (1/1) ... [2022-11-16 08:16:36,206 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:16:36,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:16:36,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:16:36,279 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:16:36,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:16:36,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:16:36,735 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:16:36,737 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:16:39,395 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:16:39,434 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:16:39,434 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:16:39,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:16:39 BoogieIcfgContainer [2022-11-16 08:16:39,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:16:39,439 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:16:39,439 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:16:39,448 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:16:39,449 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:16:39" (1/1) ... [2022-11-16 08:16:39,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:16:39,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:16:39,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:16:39,536 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:16:39,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:16:39,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:16:39,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:16:39,588 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 08:16:39,595 INFO L158 Benchmark]: Toolchain (without parser) took 4601.54ms. Allocated memory was 58.7MB in the beginning and 186.6MB in the end (delta: 127.9MB). Free memory was 36.0MB in the beginning and 109.5MB in the end (delta: -73.5MB). Peak memory consumption was 53.6MB. Max. memory is 16.1GB. [2022-11-16 08:16:39,596 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 58.7MB. Free memory was 40.2MB in the beginning and 40.2MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:16:39,597 INFO L158 Benchmark]: CACSL2BoogieTranslator took 889.73ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 35.8MB in the beginning and 33.0MB in the end (delta: 2.8MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-11-16 08:16:39,598 INFO L158 Benchmark]: Boogie Procedure Inliner took 174.28ms. Allocated memory is still 71.3MB. Free memory was 33.0MB in the beginning and 35.8MB in the end (delta: -2.8MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2022-11-16 08:16:39,599 INFO L158 Benchmark]: Boogie Preprocessor took 140.73ms. Allocated memory is still 71.3MB. Free memory was 35.8MB in the beginning and 39.3MB in the end (delta: -3.5MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2022-11-16 08:16:39,600 INFO L158 Benchmark]: RCFGBuilder took 3238.82ms. Allocated memory was 71.3MB in the beginning and 186.6MB in the end (delta: 115.3MB). Free memory was 39.3MB in the beginning and 115.8MB in the end (delta: -76.5MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. [2022-11-16 08:16:39,600 INFO L158 Benchmark]: CodeCheck took 153.40ms. Allocated memory is still 186.6MB. Free memory was 115.8MB in the beginning and 109.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:16:39,609 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 0.32ms. Allocated memory is still 58.7MB. Free memory was 40.2MB in the beginning and 40.2MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 889.73ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 35.8MB in the beginning and 33.0MB in the end (delta: 2.8MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 174.28ms. Allocated memory is still 71.3MB. Free memory was 33.0MB in the beginning and 35.8MB in the end (delta: -2.8MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 140.73ms. Allocated memory is still 71.3MB. Free memory was 35.8MB in the beginning and 39.3MB in the end (delta: -3.5MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * RCFGBuilder took 3238.82ms. Allocated memory was 71.3MB in the beginning and 186.6MB in the end (delta: 115.3MB). Free memory was 39.3MB in the beginning and 115.8MB in the end (delta: -76.5MB). Peak memory consumption was 83.1MB. Max. memory is 16.1GB. * CodeCheck took 153.40ms. Allocated memory is still 186.6MB. Free memory was 115.8MB in the beginning and 109.5MB 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 08:16:39,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f235641c-2aa6-4c3f-8fef-f2d55252960b/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