./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.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_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/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_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/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_b454021c-90b5-420a-ba40-18321e87d016/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 8e4b19deb4e7499438a76faf0d13b38587813af353a6f537331c7782fd4fd16c --- 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 06:28:36,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:28:36,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:28:36,463 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:28:36,465 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:28:36,470 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:28:36,472 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:28:36,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:28:36,481 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:28:36,484 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:28:36,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:28:36,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:28:36,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:28:36,497 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:28:36,499 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:28:36,502 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:28:36,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:28:36,505 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:28:36,507 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:28:36,513 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:28:36,517 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:28:36,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:28:36,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:28:36,524 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:28:36,534 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:28:36,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:28:36,537 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:28:36,538 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:28:36,540 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:28:36,542 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:28:36,543 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:28:36,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:28:36,546 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:28:36,548 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:28:36,550 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:28:36,550 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:28:36,551 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:28:36,551 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:28:36,552 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:28:36,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:28:36,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:28:36,555 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 06:28:36,605 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:28:36,605 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:28:36,607 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:28:36,607 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:28:36,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:28:36,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:28:36,609 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:28:36,609 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 06:28:36,609 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:28:36,609 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:28:36,611 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:28:36,611 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:28:36,611 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:28:36,612 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:28:36,612 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:28:36,612 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:28:36,612 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:28:36,613 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:28:36,613 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:28:36,613 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:28:36,614 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:28:36,614 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:28:36,614 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 06:28:36,614 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 06:28:36,615 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:28:36,615 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_b454021c-90b5-420a-ba40-18321e87d016/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e4b19deb4e7499438a76faf0d13b38587813af353a6f537331c7782fd4fd16c [2022-11-16 06:28:36,966 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:28:37,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:28:37,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:28:37,018 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:28:37,019 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:28:37,021 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop2-back-serstep.c [2022-11-16 06:28:37,111 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/data/95c5eddf9/19ce54762c4246b58bd9c4bca59ce046/FLAG6a89086c5 [2022-11-16 06:28:38,074 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:28:38,075 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop2-back-serstep.c [2022-11-16 06:28:38,105 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/data/95c5eddf9/19ce54762c4246b58bd9c4bca59ce046/FLAG6a89086c5 [2022-11-16 06:28:38,600 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/data/95c5eddf9/19ce54762c4246b58bd9c4bca59ce046 [2022-11-16 06:28:38,603 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:28:38,604 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:28:38,606 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:28:38,607 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:28:38,611 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:28:38,612 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:28:38" (1/1) ... [2022-11-16 06:28:38,613 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f58bc12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:38, skipping insertion in model container [2022-11-16 06:28:38,613 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:28:38" (1/1) ... [2022-11-16 06:28:38,648 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:28:38,769 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:28:39,048 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_b454021c-90b5-420a-ba40-18321e87d016/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop2-back-serstep.c[1014,1027] [2022-11-16 06:28:39,715 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:28:39,719 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:28:39,733 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_b454021c-90b5-420a-ba40-18321e87d016/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop2-back-serstep.c[1014,1027] [2022-11-16 06:28:40,060 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:28:40,074 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:28:40,075 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:40 WrapperNode [2022-11-16 06:28:40,075 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:28:40,077 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:28:40,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:28:40,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:28:40,087 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:40" (1/1) ... [2022-11-16 06:28:40,190 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:40" (1/1) ... [2022-11-16 06:28:40,513 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 5261 [2022-11-16 06:28:40,514 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:28:40,515 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:28:40,515 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:28:40,515 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:28:40,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:40" (1/1) ... [2022-11-16 06:28:40,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:40" (1/1) ... [2022-11-16 06:28:40,553 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:40" (1/1) ... [2022-11-16 06:28:40,554 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:40" (1/1) ... [2022-11-16 06:28:40,736 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:40" (1/1) ... [2022-11-16 06:28:40,770 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:40" (1/1) ... [2022-11-16 06:28:40,805 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:40" (1/1) ... [2022-11-16 06:28:40,826 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:40" (1/1) ... [2022-11-16 06:28:40,878 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:28:40,880 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:28:40,880 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:28:40,880 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:28:40,883 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:28:40" (1/1) ... [2022-11-16 06:28:40,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:28:40,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:28:40,922 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:28:40,952 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:28:40,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:28:40,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:28:41,923 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:28:41,942 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:28:47,983 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:29:24,138 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:29:24,138 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 06:29:24,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:29:24 BoogieIcfgContainer [2022-11-16 06:29:24,141 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:29:24,142 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:29:24,142 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:29:24,152 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:29:24,152 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:29:24" (1/1) ... [2022-11-16 06:29:24,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 06:29:24,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:29:24,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 06:29:24,239 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 06:29:24,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 06:29:24,242 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:29:24,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:29:25,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:29:29,265 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 06:29:39,728 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.40s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 06:29:49,867 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 06:29:51,067 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 06:29:53,919 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.04s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 06:29:53,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:29:53,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 06:29:53,957 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 06:29:53,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 06:29:53,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:29:53,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:30:06,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 06:30:06,675 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 06:30:06,680 INFO L158 Benchmark]: Toolchain (without parser) took 88075.00ms. Allocated memory was 104.9MB in the beginning and 10.2GB in the end (delta: 10.1GB). Free memory was 60.1MB in the beginning and 9.7GB in the end (delta: -9.6GB). Peak memory consumption was 459.5MB. Max. memory is 16.1GB. [2022-11-16 06:30:06,681 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 104.9MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:30:06,682 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1470.19ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 59.9MB in the beginning and 86.7MB in the end (delta: -26.8MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. [2022-11-16 06:30:06,684 INFO L158 Benchmark]: Boogie Procedure Inliner took 436.81ms. Allocated memory is still 138.4MB. Free memory was 86.7MB in the beginning and 60.1MB in the end (delta: 26.6MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. [2022-11-16 06:30:06,686 INFO L158 Benchmark]: Boogie Preprocessor took 364.04ms. Allocated memory is still 138.4MB. Free memory was 60.1MB in the beginning and 50.8MB in the end (delta: 9.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-11-16 06:30:06,688 INFO L158 Benchmark]: RCFGBuilder took 43261.44ms. Allocated memory was 138.4MB in the beginning and 10.2GB in the end (delta: 10.0GB). Free memory was 50.8MB in the beginning and 9.2GB in the end (delta: -9.2GB). Peak memory consumption was 982.5MB. Max. memory is 16.1GB. [2022-11-16 06:30:06,690 INFO L158 Benchmark]: CodeCheck took 42536.63ms. Allocated memory is still 10.2GB. Free memory was 9.2GB in the beginning and 9.7GB in the end (delta: -435.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:30:06,695 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 0.37ms. Allocated memory is still 104.9MB. Free memory is still 81.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1470.19ms. Allocated memory was 104.9MB in the beginning and 138.4MB in the end (delta: 33.6MB). Free memory was 59.9MB in the beginning and 86.7MB in the end (delta: -26.8MB). Peak memory consumption was 55.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 436.81ms. Allocated memory is still 138.4MB. Free memory was 86.7MB in the beginning and 60.1MB in the end (delta: 26.6MB). Peak memory consumption was 40.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 364.04ms. Allocated memory is still 138.4MB. Free memory was 60.1MB in the beginning and 50.8MB in the end (delta: 9.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * RCFGBuilder took 43261.44ms. Allocated memory was 138.4MB in the beginning and 10.2GB in the end (delta: 10.0GB). Free memory was 50.8MB in the beginning and 9.2GB in the end (delta: -9.2GB). Peak memory consumption was 982.5MB. Max. memory is 16.1GB. * CodeCheck took 42536.63ms. Allocated memory is still 10.2GB. Free memory was 9.2GB in the beginning and 9.7GB in the end (delta: -435.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:30:06,921 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-16 06:30:06,949 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/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_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/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_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop2-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/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_b454021c-90b5-420a-ba40-18321e87d016/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 8e4b19deb4e7499438a76faf0d13b38587813af353a6f537331c7782fd4fd16c --- 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 06:30:09,819 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:30:09,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:30:09,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:30:09,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:30:09,878 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:30:09,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:30:09,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:30:09,892 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:30:09,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:30:09,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:30:09,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:30:09,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:30:09,907 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:30:09,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:30:09,911 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:30:09,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:30:09,916 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:30:09,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:30:09,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:30:09,933 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:30:09,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:30:09,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:30:09,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:30:09,950 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:30:09,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:30:09,957 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:30:09,958 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:30:09,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:30:09,962 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:30:09,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:30:09,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:30:09,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:30:09,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:30:09,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:30:09,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:30:09,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:30:09,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:30:09,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:30:09,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:30:09,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:30:09,981 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 06:30:10,022 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:30:10,023 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:30:10,026 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:30:10,026 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:30:10,028 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:30:10,028 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:30:10,029 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:30:10,029 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:30:10,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:30:10,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:30:10,031 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:30:10,031 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 06:30:10,032 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 06:30:10,032 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 06:30:10,032 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:30:10,032 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:30:10,033 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:30:10,033 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:30:10,033 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:30:10,034 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:30:10,034 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:30:10,034 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:30:10,034 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:30:10,035 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:30:10,035 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 06:30:10,035 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 06:30:10,036 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:30:10,036 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 06:30:10,036 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 06:30:10,036 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_b454021c-90b5-420a-ba40-18321e87d016/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e4b19deb4e7499438a76faf0d13b38587813af353a6f537331c7782fd4fd16c [2022-11-16 06:30:10,534 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:30:10,563 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:30:10,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:30:10,569 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:30:10,571 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:30:10,573 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop2-back-serstep.c [2022-11-16 06:30:10,667 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/data/939b16499/c121cd991927494682d83255a01c740c/FLAGeddba102c [2022-11-16 06:30:11,522 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:30:11,524 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop2-back-serstep.c [2022-11-16 06:30:11,559 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/data/939b16499/c121cd991927494682d83255a01c740c/FLAGeddba102c [2022-11-16 06:30:12,055 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/data/939b16499/c121cd991927494682d83255a01c740c [2022-11-16 06:30:12,058 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:30:12,059 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:30:12,061 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:30:12,061 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:30:12,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:30:12,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:30:12" (1/1) ... [2022-11-16 06:30:12,078 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f8ffc2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:30:12, skipping insertion in model container [2022-11-16 06:30:12,079 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:30:12" (1/1) ... [2022-11-16 06:30:12,088 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:30:12,175 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:30:12,444 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_b454021c-90b5-420a-ba40-18321e87d016/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop2-back-serstep.c[1014,1027] [2022-11-16 06:30:13,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:30:13,151 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:30:13,168 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_b454021c-90b5-420a-ba40-18321e87d016/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.brp2.1.prop2-back-serstep.c[1014,1027] [2022-11-16 06:30:13,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:30:13,468 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:30:13,468 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:30:13 WrapperNode [2022-11-16 06:30:13,469 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:30:13,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:30:13,473 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:30:13,473 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:30:13,482 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:30:13" (1/1) ... [2022-11-16 06:30:13,608 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:30:13" (1/1) ... [2022-11-16 06:30:13,785 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3189 [2022-11-16 06:30:13,786 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:30:13,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:30:13,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:30:13,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:30:13,798 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:30:13" (1/1) ... [2022-11-16 06:30:13,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:30:13" (1/1) ... [2022-11-16 06:30:13,832 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:30:13" (1/1) ... [2022-11-16 06:30:13,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:30:13" (1/1) ... [2022-11-16 06:30:13,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:30:13" (1/1) ... [2022-11-16 06:30:13,988 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:30:13" (1/1) ... [2022-11-16 06:30:14,019 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:30:13" (1/1) ... [2022-11-16 06:30:14,034 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:30:13" (1/1) ... [2022-11-16 06:30:14,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:30:14,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:30:14,072 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:30:14,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:30:14,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:30:13" (1/1) ... [2022-11-16 06:30:14,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:30:14,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:30:14,112 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:30:14,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:30:14,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:30:14,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:30:15,117 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:30:15,119 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:30:24,989 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:30:25,095 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:30:25,096 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 06:30:25,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:30:25 BoogieIcfgContainer [2022-11-16 06:30:25,099 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:30:25,101 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:30:25,102 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:30:25,114 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:30:25,114 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:30:25" (1/1) ... [2022-11-16 06:30:25,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 06:30:25,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:30:25,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 06:30:25,228 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 06:30:25,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 06:30:25,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:30:25,231 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:30:25,287 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 06:30:25,296 INFO L158 Benchmark]: Toolchain (without parser) took 13234.33ms. Allocated memory was 71.3MB in the beginning and 302.0MB in the end (delta: 230.7MB). Free memory was 49.1MB in the beginning and 232.2MB in the end (delta: -183.1MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2022-11-16 06:30:25,296 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 71.3MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:30:25,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1410.11ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 48.7MB in the beginning and 40.8MB in the end (delta: 7.9MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2022-11-16 06:30:25,300 INFO L158 Benchmark]: Boogie Procedure Inliner took 313.36ms. Allocated memory is still 96.5MB. Free memory was 40.8MB in the beginning and 40.4MB in the end (delta: 447.6kB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. [2022-11-16 06:30:25,301 INFO L158 Benchmark]: Boogie Preprocessor took 282.83ms. Allocated memory is still 96.5MB. Free memory was 40.4MB in the beginning and 42.2MB in the end (delta: -1.8MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2022-11-16 06:30:25,302 INFO L158 Benchmark]: RCFGBuilder took 11028.17ms. Allocated memory was 96.5MB in the beginning and 302.0MB in the end (delta: 205.5MB). Free memory was 42.2MB in the beginning and 238.5MB in the end (delta: -196.3MB). Peak memory consumption was 178.6MB. Max. memory is 16.1GB. [2022-11-16 06:30:25,304 INFO L158 Benchmark]: CodeCheck took 191.63ms. Allocated memory is still 302.0MB. Free memory was 238.5MB in the beginning and 232.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 06:30:25,309 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 0.39ms. Allocated memory is still 71.3MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1410.11ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 48.7MB in the beginning and 40.8MB in the end (delta: 7.9MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 313.36ms. Allocated memory is still 96.5MB. Free memory was 40.8MB in the beginning and 40.4MB in the end (delta: 447.6kB). Peak memory consumption was 8.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 282.83ms. Allocated memory is still 96.5MB. Free memory was 40.4MB in the beginning and 42.2MB in the end (delta: -1.8MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * RCFGBuilder took 11028.17ms. Allocated memory was 96.5MB in the beginning and 302.0MB in the end (delta: 205.5MB). Free memory was 42.2MB in the beginning and 238.5MB in the end (delta: -196.3MB). Peak memory consumption was 178.6MB. Max. memory is 16.1GB. * CodeCheck took 191.63ms. Allocated memory is still 302.0MB. Free memory was 238.5MB in the beginning and 232.2MB 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 06:30:25,363 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b454021c-90b5-420a-ba40-18321e87d016/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