./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop2-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_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/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_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/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_03562963-5adb-42d9-bff1-673de770a5f5/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 db09bb5c456eb4de541e84bd46549df5e4b3904359d0bcd558ab3ad86cde06bd --- 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 07:49:37,427 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 07:49:37,430 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 07:49:37,456 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 07:49:37,457 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 07:49:37,458 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 07:49:37,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 07:49:37,461 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 07:49:37,463 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 07:49:37,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 07:49:37,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 07:49:37,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 07:49:37,467 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 07:49:37,468 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 07:49:37,469 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 07:49:37,471 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 07:49:37,472 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 07:49:37,473 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 07:49:37,475 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 07:49:37,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 07:49:37,478 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 07:49:37,480 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 07:49:37,481 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 07:49:37,482 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 07:49:37,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 07:49:37,486 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 07:49:37,486 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 07:49:37,487 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 07:49:37,488 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 07:49:37,489 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 07:49:37,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 07:49:37,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 07:49:37,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 07:49:37,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 07:49:37,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 07:49:37,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 07:49:37,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 07:49:37,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 07:49:37,495 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 07:49:37,496 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 07:49:37,497 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 07:49:37,498 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 07:49:37,531 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 07:49:37,532 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 07:49:37,533 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 07:49:37,534 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 07:49:37,534 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 07:49:37,535 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 07:49:37,535 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 07:49:37,535 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 07:49:37,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 07:49:37,536 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 07:49:37,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 07:49:37,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 07:49:37,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 07:49:37,536 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 07:49:37,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 07:49:37,537 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 07:49:37,537 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 07:49:37,537 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 07:49:37,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:49:37,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 07:49:37,538 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 07:49:37,538 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 07:49:37,538 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 07:49:37,539 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 07:49:37,539 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 07:49:37,539 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_03562963-5adb-42d9-bff1-673de770a5f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db09bb5c456eb4de541e84bd46549df5e4b3904359d0bcd558ab3ad86cde06bd [2022-11-16 07:49:37,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 07:49:37,850 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 07:49:37,853 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 07:49:37,854 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 07:49:37,855 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 07:49:37,857 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop2-back-serstep.c [2022-11-16 07:49:37,925 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/data/018ccee77/682490b66c98402d8af3d4697d5bfb74/FLAG8be61e3f3 [2022-11-16 07:49:38,556 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 07:49:38,557 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop2-back-serstep.c [2022-11-16 07:49:38,579 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/data/018ccee77/682490b66c98402d8af3d4697d5bfb74/FLAG8be61e3f3 [2022-11-16 07:49:38,748 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/data/018ccee77/682490b66c98402d8af3d4697d5bfb74 [2022-11-16 07:49:38,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 07:49:38,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 07:49:38,759 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 07:49:38,760 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 07:49:38,763 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 07:49:38,763 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:49:38" (1/1) ... [2022-11-16 07:49:38,764 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@318311b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:49:38, skipping insertion in model container [2022-11-16 07:49:38,765 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:49:38" (1/1) ... [2022-11-16 07:49:38,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 07:49:38,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 07:49:39,106 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_03562963-5adb-42d9-bff1-673de770a5f5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop2-back-serstep.c[1014,1027] [2022-11-16 07:49:39,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:49:39,658 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 07:49:39,671 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_03562963-5adb-42d9-bff1-673de770a5f5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop2-back-serstep.c[1014,1027] [2022-11-16 07:49:39,984 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:49:39,996 INFO L208 MainTranslator]: Completed translation [2022-11-16 07:49:39,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:49:39 WrapperNode [2022-11-16 07:49:39,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 07:49:39,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 07:49:39,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 07:49:39,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 07:49:40,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:49:39" (1/1) ... [2022-11-16 07:49:40,066 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:49:39" (1/1) ... [2022-11-16 07:49:40,335 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5262 [2022-11-16 07:49:40,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 07:49:40,338 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 07:49:40,339 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 07:49:40,339 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 07:49:40,349 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:49:39" (1/1) ... [2022-11-16 07:49:40,349 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:49:39" (1/1) ... [2022-11-16 07:49:40,413 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:49:39" (1/1) ... [2022-11-16 07:49:40,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:49:39" (1/1) ... [2022-11-16 07:49:40,533 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:49:39" (1/1) ... [2022-11-16 07:49:40,567 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:49:39" (1/1) ... [2022-11-16 07:49:40,597 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:49:39" (1/1) ... [2022-11-16 07:49:40,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:49:39" (1/1) ... [2022-11-16 07:49:40,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 07:49:40,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 07:49:40,659 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 07:49:40,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 07:49:40,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:49:39" (1/1) ... [2022-11-16 07:49:40,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:49:40,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 07:49:40,698 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 07:49:40,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 07:49:40,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 07:49:40,758 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 07:49:41,461 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 07:49:41,471 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 07:49:46,855 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 07:50:20,593 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 07:50:20,594 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 07:50:20,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:50:20 BoogieIcfgContainer [2022-11-16 07:50:20,596 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 07:50:20,597 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 07:50:20,597 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 07:50:20,605 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 07:50:20,605 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:50:20" (1/1) ... [2022-11-16 07:50:20,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 07:50:20,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:50:20,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 07:50:20,678 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 07:50:20,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 07:50:20,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:50:20,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:50:22,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 07:50:24,839 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 07:50:35,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.34s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 07:50:45,322 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 07:50:48,130 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 07:50:48,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:50:48,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 07:50:48,157 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 07:50:48,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 07:50:48,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:50:48,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:51:00,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 07:51:00,485 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 07:51:00,494 INFO L158 Benchmark]: Toolchain (without parser) took 81742.73ms. Allocated memory was 115.3MB in the beginning and 8.8GB in the end (delta: 8.6GB). Free memory was 90.8MB in the beginning and 8.3GB in the end (delta: -8.2GB). Peak memory consumption was 405.5MB. Max. memory is 16.1GB. [2022-11-16 07:51:00,496 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 115.3MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 07:51:00,497 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1238.22ms. Allocated memory was 115.3MB in the beginning and 148.9MB in the end (delta: 33.6MB). Free memory was 90.3MB in the beginning and 95.7MB in the end (delta: -5.4MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. [2022-11-16 07:51:00,498 INFO L158 Benchmark]: Boogie Procedure Inliner took 338.97ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 73.6MB in the end (delta: 21.4MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. [2022-11-16 07:51:00,500 INFO L158 Benchmark]: Boogie Preprocessor took 319.94ms. Allocated memory was 148.9MB in the beginning and 281.0MB in the end (delta: 132.1MB). Free memory was 73.6MB in the beginning and 185.4MB in the end (delta: -111.8MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2022-11-16 07:51:00,501 INFO L158 Benchmark]: RCFGBuilder took 39937.22ms. Allocated memory was 281.0MB in the beginning and 8.8GB in the end (delta: 8.5GB). Free memory was 185.4MB in the beginning and 8.4GB in the end (delta: -8.2GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2022-11-16 07:51:00,502 INFO L158 Benchmark]: CodeCheck took 39896.17ms. Allocated memory is still 8.8GB. Free memory was 8.4GB in the beginning and 8.3GB in the end (delta: 80.3MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. [2022-11-16 07:51:00,506 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 0.33ms. Allocated memory is still 115.3MB. Free memory is still 87.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1238.22ms. Allocated memory was 115.3MB in the beginning and 148.9MB in the end (delta: 33.6MB). Free memory was 90.3MB in the beginning and 95.7MB in the end (delta: -5.4MB). Peak memory consumption was 73.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 338.97ms. Allocated memory is still 148.9MB. Free memory was 95.0MB in the beginning and 73.6MB in the end (delta: 21.4MB). Peak memory consumption was 56.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 319.94ms. Allocated memory was 148.9MB in the beginning and 281.0MB in the end (delta: 132.1MB). Free memory was 73.6MB in the beginning and 185.4MB in the end (delta: -111.8MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * RCFGBuilder took 39937.22ms. Allocated memory was 281.0MB in the beginning and 8.8GB in the end (delta: 8.5GB). Free memory was 185.4MB in the beginning and 8.4GB in the end (delta: -8.2GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * CodeCheck took 39896.17ms. Allocated memory is still 8.8GB. Free memory was 8.4GB in the beginning and 8.3GB in the end (delta: 80.3MB). Peak memory consumption was 82.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 07:51:00,722 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-16 07:51:00,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/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_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/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_03562963-5adb-42d9-bff1-673de770a5f5/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 db09bb5c456eb4de541e84bd46549df5e4b3904359d0bcd558ab3ad86cde06bd --- 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 07:51:03,110 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 07:51:03,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 07:51:03,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 07:51:03,145 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 07:51:03,149 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 07:51:03,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 07:51:03,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 07:51:03,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 07:51:03,165 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 07:51:03,167 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 07:51:03,168 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 07:51:03,169 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 07:51:03,172 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 07:51:03,173 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 07:51:03,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 07:51:03,180 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 07:51:03,181 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 07:51:03,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 07:51:03,188 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 07:51:03,194 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 07:51:03,196 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 07:51:03,198 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 07:51:03,200 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 07:51:03,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 07:51:03,209 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 07:51:03,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 07:51:03,211 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 07:51:03,212 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 07:51:03,213 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 07:51:03,214 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 07:51:03,215 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 07:51:03,217 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 07:51:03,218 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 07:51:03,219 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 07:51:03,219 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 07:51:03,220 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 07:51:03,220 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 07:51:03,221 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 07:51:03,223 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 07:51:03,223 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 07:51:03,229 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 07:51:03,265 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 07:51:03,265 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 07:51:03,268 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 07:51:03,268 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 07:51:03,270 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 07:51:03,270 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 07:51:03,270 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 07:51:03,271 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 07:51:03,271 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 07:51:03,271 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 07:51:03,273 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 07:51:03,273 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 07:51:03,273 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 07:51:03,274 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 07:51:03,274 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 07:51:03,274 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 07:51:03,275 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 07:51:03,275 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 07:51:03,275 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 07:51:03,275 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 07:51:03,276 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:51:03,276 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 07:51:03,276 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 07:51:03,277 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 07:51:03,277 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 07:51:03,277 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 07:51:03,277 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 07:51:03,278 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 07:51:03,278 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 07:51:03,278 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_03562963-5adb-42d9-bff1-673de770a5f5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db09bb5c456eb4de541e84bd46549df5e4b3904359d0bcd558ab3ad86cde06bd [2022-11-16 07:51:03,695 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 07:51:03,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 07:51:03,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 07:51:03,722 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 07:51:03,723 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 07:51:03,725 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop2-back-serstep.c [2022-11-16 07:51:03,806 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/data/f07f7a99f/e1ef2d400e2f44379ea715c90aac6c21/FLAG2dfec2593 [2022-11-16 07:51:04,474 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 07:51:04,474 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop2-back-serstep.c [2022-11-16 07:51:04,499 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/data/f07f7a99f/e1ef2d400e2f44379ea715c90aac6c21/FLAG2dfec2593 [2022-11-16 07:51:04,641 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/data/f07f7a99f/e1ef2d400e2f44379ea715c90aac6c21 [2022-11-16 07:51:04,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 07:51:04,645 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 07:51:04,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 07:51:04,652 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 07:51:04,655 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 07:51:04,656 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:51:04" (1/1) ... [2022-11-16 07:51:04,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@170a24eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:04, skipping insertion in model container [2022-11-16 07:51:04,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:51:04" (1/1) ... [2022-11-16 07:51:04,665 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 07:51:04,749 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 07:51:04,933 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_03562963-5adb-42d9-bff1-673de770a5f5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop2-back-serstep.c[1014,1027] [2022-11-16 07:51:05,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:51:05,550 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 07:51:05,561 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_03562963-5adb-42d9-bff1-673de770a5f5/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.6.prop2-back-serstep.c[1014,1027] [2022-11-16 07:51:05,763 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 07:51:05,776 INFO L208 MainTranslator]: Completed translation [2022-11-16 07:51:05,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:05 WrapperNode [2022-11-16 07:51:05,777 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 07:51:05,780 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 07:51:05,780 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 07:51:05,780 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 07:51:05,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:05" (1/1) ... [2022-11-16 07:51:05,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:05" (1/1) ... [2022-11-16 07:51:06,060 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3190 [2022-11-16 07:51:06,060 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 07:51:06,062 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 07:51:06,062 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 07:51:06,062 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 07:51:06,083 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:05" (1/1) ... [2022-11-16 07:51:06,083 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:05" (1/1) ... [2022-11-16 07:51:06,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:05" (1/1) ... [2022-11-16 07:51:06,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:05" (1/1) ... [2022-11-16 07:51:06,165 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:05" (1/1) ... [2022-11-16 07:51:06,174 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:05" (1/1) ... [2022-11-16 07:51:06,188 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:05" (1/1) ... [2022-11-16 07:51:06,200 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:05" (1/1) ... [2022-11-16 07:51:06,241 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 07:51:06,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 07:51:06,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 07:51:06,242 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 07:51:06,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:51:05" (1/1) ... [2022-11-16 07:51:06,255 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 07:51:06,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 07:51:06,295 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 07:51:06,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 07:51:06,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 07:51:06,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 07:51:07,119 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 07:51:07,121 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 07:51:14,187 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 07:51:14,243 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 07:51:14,243 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 07:51:14,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:51:14 BoogieIcfgContainer [2022-11-16 07:51:14,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 07:51:14,247 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 07:51:14,247 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 07:51:14,257 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 07:51:14,271 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:51:14" (1/1) ... [2022-11-16 07:51:14,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 07:51:14,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 07:51:14,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 07:51:14,342 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 07:51:14,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 07:51:14,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 07:51:14,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 07:51:14,390 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 07:51:14,395 INFO L158 Benchmark]: Toolchain (without parser) took 9747.78ms. Allocated memory was 56.6MB in the beginning and 333.4MB in the end (delta: 276.8MB). Free memory was 29.9MB in the beginning and 203.1MB in the end (delta: -173.1MB). Peak memory consumption was 102.0MB. Max. memory is 16.1GB. [2022-11-16 07:51:14,396 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 56.6MB. Free memory was 38.1MB in the beginning and 38.1MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 07:51:14,397 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1127.63ms. Allocated memory was 56.6MB in the beginning and 102.8MB in the end (delta: 46.1MB). Free memory was 29.7MB in the beginning and 63.1MB in the end (delta: -33.4MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. [2022-11-16 07:51:14,398 INFO L158 Benchmark]: Boogie Procedure Inliner took 280.89ms. Allocated memory is still 102.8MB. Free memory was 62.6MB in the beginning and 55.9MB in the end (delta: 6.8MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. [2022-11-16 07:51:14,399 INFO L158 Benchmark]: Boogie Preprocessor took 179.29ms. Allocated memory is still 102.8MB. Free memory was 55.9MB in the beginning and 42.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-16 07:51:14,400 INFO L158 Benchmark]: RCFGBuilder took 8004.95ms. Allocated memory was 102.8MB in the beginning and 333.4MB in the end (delta: 230.7MB). Free memory was 42.1MB in the beginning and 209.3MB in the end (delta: -167.2MB). Peak memory consumption was 175.9MB. Max. memory is 16.1GB. [2022-11-16 07:51:14,401 INFO L158 Benchmark]: CodeCheck took 145.37ms. Allocated memory is still 333.4MB. Free memory was 209.3MB in the beginning and 203.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 07:51:14,410 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 56.6MB. Free memory was 38.1MB in the beginning and 38.1MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1127.63ms. Allocated memory was 56.6MB in the beginning and 102.8MB in the end (delta: 46.1MB). Free memory was 29.7MB in the beginning and 63.1MB in the end (delta: -33.4MB). Peak memory consumption was 27.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 280.89ms. Allocated memory is still 102.8MB. Free memory was 62.6MB in the beginning and 55.9MB in the end (delta: 6.8MB). Peak memory consumption was 27.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 179.29ms. Allocated memory is still 102.8MB. Free memory was 55.9MB in the beginning and 42.2MB in the end (delta: 13.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 8004.95ms. Allocated memory was 102.8MB in the beginning and 333.4MB in the end (delta: 230.7MB). Free memory was 42.1MB in the beginning and 209.3MB in the end (delta: -167.2MB). Peak memory consumption was 175.9MB. Max. memory is 16.1GB. * CodeCheck took 145.37ms. Allocated memory is still 333.4MB. Free memory was 209.3MB in the beginning and 203.1MB 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 07:51:14,453 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_03562963-5adb-42d9-bff1-673de770a5f5/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared