./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.4.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/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_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.4.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/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_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/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 a51a9c223349a85cff6b73829a06d18cb06205648d35f8c1cd196f857336ac66 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 08:44:38,576 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:44:38,579 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:44:38,610 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:44:38,611 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:44:38,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:44:38,613 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:44:38,615 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:44:38,617 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:44:38,621 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:44:38,623 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:44:38,633 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:44:38,633 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:44:38,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:44:38,642 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:44:38,643 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:44:38,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:44:38,644 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:44:38,649 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:44:38,651 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:44:38,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:44:38,659 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:44:38,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:44:38,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:44:38,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:44:38,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:44:38,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:44:38,668 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:44:38,669 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:44:38,670 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:44:38,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:44:38,671 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:44:38,673 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:44:38,674 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:44:38,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:44:38,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:44:38,679 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:44:38,679 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:44:38,680 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:44:38,681 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:44:38,682 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:44:38,683 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 08:44:38,730 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:44:38,731 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:44:38,732 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:44:38,732 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:44:38,733 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:44:38,733 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:44:38,734 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:44:38,734 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 08:44:38,734 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:44:38,734 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:44:38,735 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:44:38,736 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:44:38,736 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:44:38,736 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:44:38,736 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:44:38,737 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:44:38,737 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:44:38,737 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:44:38,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:44:38,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:44:38,738 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:44:38,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:44:38,738 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 08:44:38,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 08:44:38,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:44:38,739 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_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a51a9c223349a85cff6b73829a06d18cb06205648d35f8c1cd196f857336ac66 [2022-11-16 08:44:39,004 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:44:39,027 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:44:39,029 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:44:39,031 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:44:39,032 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:44:39,033 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.4.prop1-back-serstep.c [2022-11-16 08:44:39,092 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/data/43211b367/d40fb0b9a0c24772ae182111b3eea913/FLAG2398612e5 [2022-11-16 08:44:39,684 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:44:39,685 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.4.prop1-back-serstep.c [2022-11-16 08:44:39,711 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/data/43211b367/d40fb0b9a0c24772ae182111b3eea913/FLAG2398612e5 [2022-11-16 08:44:39,895 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/data/43211b367/d40fb0b9a0c24772ae182111b3eea913 [2022-11-16 08:44:39,903 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:44:39,905 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:44:39,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:44:39,908 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:44:39,911 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:44:39,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:44:39" (1/1) ... [2022-11-16 08:44:39,912 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@292cf8ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:44:39, skipping insertion in model container [2022-11-16 08:44:39,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:44:39" (1/1) ... [2022-11-16 08:44:39,920 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:44:40,012 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:44:40,213 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_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.4.prop1-back-serstep.c[1014,1027] [2022-11-16 08:44:40,637 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:44:40,641 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:44:40,652 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_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.4.prop1-back-serstep.c[1014,1027] [2022-11-16 08:44:40,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:44:40,869 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:44:40,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:44:40 WrapperNode [2022-11-16 08:44:40,883 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:44:40,884 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:44:40,885 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:44:40,885 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:44:40,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:44:40" (1/1) ... [2022-11-16 08:44:40,971 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:44:40" (1/1) ... [2022-11-16 08:44:41,130 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2727 [2022-11-16 08:44:41,132 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:44:41,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:44:41,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:44:41,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:44:41,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:44:40" (1/1) ... [2022-11-16 08:44:41,144 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:44:40" (1/1) ... [2022-11-16 08:44:41,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:44:40" (1/1) ... [2022-11-16 08:44:41,154 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:44:40" (1/1) ... [2022-11-16 08:44:41,216 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:44:40" (1/1) ... [2022-11-16 08:44:41,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:44:40" (1/1) ... [2022-11-16 08:44:41,257 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:44:40" (1/1) ... [2022-11-16 08:44:41,281 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:44:40" (1/1) ... [2022-11-16 08:44:41,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:44:41,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:44:41,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:44:41,322 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:44:41,323 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:44:40" (1/1) ... [2022-11-16 08:44:41,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:44:41,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:44:41,356 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:44:41,363 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:44:41,402 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:44:41,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:44:41,912 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:44:41,914 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:44:44,890 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:44:54,348 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:44:54,348 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:44:54,351 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:44:54 BoogieIcfgContainer [2022-11-16 08:44:54,351 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:44:54,352 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:44:54,352 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:44:54,362 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:44:54,363 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:44:54" (1/1) ... [2022-11-16 08:44:54,372 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:44:54,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:44:54,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:44:54,450 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:44:54,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:44:54,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:44:54,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:44:55,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 08:44:57,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 08:45:07,700 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 08:45:17,778 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 08:45:19,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:45:19,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 08:45:19,062 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 08:45:19,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 08:45:19,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:45:19,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:45:30,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 08:45:30,269 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 08:45:30,274 INFO L158 Benchmark]: Toolchain (without parser) took 50368.55ms. Allocated memory was 90.2MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 50.8MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 243.6MB. Max. memory is 16.1GB. [2022-11-16 08:45:30,274 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 90.2MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:45:30,275 INFO L158 Benchmark]: CACSL2BoogieTranslator took 976.40ms. Allocated memory was 90.2MB in the beginning and 119.5MB in the end (delta: 29.4MB). Free memory was 50.6MB in the beginning and 81.4MB in the end (delta: -30.8MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2022-11-16 08:45:30,276 INFO L158 Benchmark]: Boogie Procedure Inliner took 247.87ms. Allocated memory is still 119.5MB. Free memory was 81.4MB in the beginning and 69.6MB in the end (delta: 11.8MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2022-11-16 08:45:30,277 INFO L158 Benchmark]: Boogie Preprocessor took 186.18ms. Allocated memory is still 119.5MB. Free memory was 69.6MB in the beginning and 57.4MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-16 08:45:30,278 INFO L158 Benchmark]: RCFGBuilder took 13030.26ms. Allocated memory was 119.5MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 57.4MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 739.7MB. Max. memory is 16.1GB. [2022-11-16 08:45:30,279 INFO L158 Benchmark]: CodeCheck took 35920.55ms. Allocated memory is still 1.7GB. Free memory was 1.2GB in the beginning and 1.4GB in the end (delta: -210.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:45:30,283 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 0.25ms. Allocated memory is still 90.2MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 976.40ms. Allocated memory was 90.2MB in the beginning and 119.5MB in the end (delta: 29.4MB). Free memory was 50.6MB in the beginning and 81.4MB in the end (delta: -30.8MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 247.87ms. Allocated memory is still 119.5MB. Free memory was 81.4MB in the beginning and 69.6MB in the end (delta: 11.8MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 186.18ms. Allocated memory is still 119.5MB. Free memory was 69.6MB in the beginning and 57.4MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 13030.26ms. Allocated memory was 119.5MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 57.4MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 739.7MB. Max. memory is 16.1GB. * CodeCheck took 35920.55ms. Allocated memory is still 1.7GB. Free memory was 1.2GB in the beginning and 1.4GB in the end (delta: -210.8MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:45:30,454 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/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 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_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/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_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.4.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/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_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/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 a51a9c223349a85cff6b73829a06d18cb06205648d35f8c1cd196f857336ac66 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 08:45:32,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 08:45:32,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 08:45:32,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 08:45:32,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 08:45:32,731 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 08:45:32,732 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 08:45:32,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 08:45:32,736 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 08:45:32,737 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 08:45:32,738 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 08:45:32,739 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 08:45:32,740 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 08:45:32,741 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 08:45:32,742 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 08:45:32,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 08:45:32,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 08:45:32,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 08:45:32,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 08:45:32,749 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 08:45:32,750 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 08:45:32,752 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 08:45:32,753 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 08:45:32,754 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 08:45:32,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 08:45:32,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 08:45:32,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 08:45:32,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 08:45:32,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 08:45:32,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 08:45:32,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 08:45:32,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 08:45:32,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 08:45:32,764 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 08:45:32,765 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 08:45:32,766 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 08:45:32,766 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 08:45:32,767 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 08:45:32,767 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 08:45:32,768 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 08:45:32,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 08:45:32,770 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 08:45:32,811 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 08:45:32,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 08:45:32,813 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 08:45:32,813 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 08:45:32,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 08:45:32,814 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 08:45:32,814 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 08:45:32,814 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 08:45:32,815 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 08:45:32,815 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 08:45:32,815 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 08:45:32,815 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 08:45:32,816 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 08:45:32,816 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 08:45:32,816 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 08:45:32,816 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 08:45:32,817 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 08:45:32,817 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 08:45:32,817 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 08:45:32,818 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 08:45:32,818 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:45:32,818 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 08:45:32,818 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 08:45:32,819 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 08:45:32,819 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 08:45:32,819 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 08:45:32,819 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 08:45:32,820 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 08:45:32,820 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 08:45:32,820 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_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a51a9c223349a85cff6b73829a06d18cb06205648d35f8c1cd196f857336ac66 [2022-11-16 08:45:33,245 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 08:45:33,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 08:45:33,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 08:45:33,285 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 08:45:33,287 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 08:45:33,289 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.4.prop1-back-serstep.c [2022-11-16 08:45:33,362 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/data/2b05f6a5e/5f789ead5b8c42818ea5ea3eb4cc3f3c/FLAG282d1614f [2022-11-16 08:45:33,983 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 08:45:33,984 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.4.prop1-back-serstep.c [2022-11-16 08:45:33,998 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/data/2b05f6a5e/5f789ead5b8c42818ea5ea3eb4cc3f3c/FLAG282d1614f [2022-11-16 08:45:34,224 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/data/2b05f6a5e/5f789ead5b8c42818ea5ea3eb4cc3f3c [2022-11-16 08:45:34,226 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 08:45:34,228 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 08:45:34,229 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 08:45:34,229 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 08:45:34,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 08:45:34,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:45:34" (1/1) ... [2022-11-16 08:45:34,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2043354b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:34, skipping insertion in model container [2022-11-16 08:45:34,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 08:45:34" (1/1) ... [2022-11-16 08:45:34,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 08:45:34,311 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 08:45:34,491 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_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.4.prop1-back-serstep.c[1014,1027] [2022-11-16 08:45:34,851 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:45:34,855 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 08:45:34,873 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_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.4.prop1-back-serstep.c[1014,1027] [2022-11-16 08:45:35,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 08:45:35,059 INFO L208 MainTranslator]: Completed translation [2022-11-16 08:45:35,060 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:35 WrapperNode [2022-11-16 08:45:35,060 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 08:45:35,061 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 08:45:35,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 08:45:35,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 08:45:35,067 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:35" (1/1) ... [2022-11-16 08:45:35,099 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:35" (1/1) ... [2022-11-16 08:45:35,226 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1670 [2022-11-16 08:45:35,226 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 08:45:35,227 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 08:45:35,227 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 08:45:35,227 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 08:45:35,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:35" (1/1) ... [2022-11-16 08:45:35,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:35" (1/1) ... [2022-11-16 08:45:35,258 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:35" (1/1) ... [2022-11-16 08:45:35,262 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:35" (1/1) ... [2022-11-16 08:45:35,325 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:35" (1/1) ... [2022-11-16 08:45:35,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:35" (1/1) ... [2022-11-16 08:45:35,337 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:35" (1/1) ... [2022-11-16 08:45:35,343 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:35" (1/1) ... [2022-11-16 08:45:35,371 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 08:45:35,375 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 08:45:35,375 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 08:45:35,375 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 08:45:35,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 08:45:35" (1/1) ... [2022-11-16 08:45:35,382 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 08:45:35,395 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 08:45:35,411 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 08:45:35,423 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 08:45:35,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 08:45:35,445 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 08:45:35,857 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 08:45:35,859 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 08:45:38,488 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 08:45:38,523 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 08:45:38,523 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 08:45:38,526 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:45:38 BoogieIcfgContainer [2022-11-16 08:45:38,526 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 08:45:38,527 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 08:45:38,527 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 08:45:38,538 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 08:45:38,539 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 08:45:38" (1/1) ... [2022-11-16 08:45:38,549 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 08:45:38,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 08:45:38,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 08:45:38,604 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 08:45:38,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 08:45:38,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 08:45:38,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 08:45:38,650 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 08:45:38,657 INFO L158 Benchmark]: Toolchain (without parser) took 4427.53ms. Allocated memory was 67.1MB in the beginning and 159.4MB in the end (delta: 92.3MB). Free memory was 45.0MB in the beginning and 58.0MB in the end (delta: -13.0MB). Peak memory consumption was 79.3MB. Max. memory is 16.1GB. [2022-11-16 08:45:38,659 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory was 48.1MB in the beginning and 48.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 08:45:38,660 INFO L158 Benchmark]: CACSL2BoogieTranslator took 830.99ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 44.8MB in the beginning and 47.7MB in the end (delta: -2.8MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. [2022-11-16 08:45:38,660 INFO L158 Benchmark]: Boogie Procedure Inliner took 165.30ms. Allocated memory is still 88.1MB. Free memory was 47.7MB in the beginning and 54.0MB in the end (delta: -6.3MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. [2022-11-16 08:45:38,661 INFO L158 Benchmark]: Boogie Preprocessor took 147.45ms. Allocated memory is still 88.1MB. Free memory was 54.0MB in the beginning and 46.6MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:45:38,662 INFO L158 Benchmark]: RCFGBuilder took 3151.66ms. Allocated memory was 88.1MB in the beginning and 159.4MB in the end (delta: 71.3MB). Free memory was 46.6MB in the beginning and 64.3MB in the end (delta: -17.7MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. [2022-11-16 08:45:38,663 INFO L158 Benchmark]: CodeCheck took 127.56ms. Allocated memory is still 159.4MB. Free memory was 64.3MB in the beginning and 58.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 08:45:38,672 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 67.1MB. Free memory was 48.1MB in the beginning and 48.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 830.99ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 44.8MB in the beginning and 47.7MB in the end (delta: -2.8MB). Peak memory consumption was 16.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 165.30ms. Allocated memory is still 88.1MB. Free memory was 47.7MB in the beginning and 54.0MB in the end (delta: -6.3MB). Peak memory consumption was 9.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 147.45ms. Allocated memory is still 88.1MB. Free memory was 54.0MB in the beginning and 46.6MB in the end (delta: 7.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 3151.66ms. Allocated memory was 88.1MB in the beginning and 159.4MB in the end (delta: 71.3MB). Free memory was 46.6MB in the beginning and 64.3MB in the end (delta: -17.7MB). Peak memory consumption was 70.2MB. Max. memory is 16.1GB. * CodeCheck took 127.56ms. Allocated memory is still 159.4MB. Free memory was 64.3MB in the beginning and 58.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 08:45:38,706 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d740bb0-1f3c-4aef-81a4-c8cc1c32c8a0/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