./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ --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 d78cd891fa68505812de1aa2daf912afefe1b560cf3fa56b706a1a5e163d5abe --- 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-6b4ec56 [2022-11-20 18:11:58,451 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:11:58,453 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:11:58,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:11:58,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:11:58,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:11:58,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:11:58,480 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:11:58,482 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:11:58,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:11:58,487 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:11:58,490 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:11:58,491 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:11:58,494 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:11:58,498 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:11:58,500 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:11:58,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:11:58,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:11:58,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:11:58,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:11:58,515 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:11:58,517 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:11:58,520 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:11:58,522 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:11:58,525 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:11:58,531 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:11:58,532 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:11:58,533 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:11:58,534 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:11:58,535 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:11:58,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:11:58,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:11:58,540 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:11:58,541 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:11:58,543 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:11:58,544 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:11:58,545 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:11:58,546 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:11:58,546 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:11:58,547 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:11:58,549 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:11:58,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 18:11:58,586 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:11:58,587 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:11:58,588 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:11:58,588 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:11:58,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:11:58,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:11:58,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:11:58,590 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:11:58,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:11:58,591 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:11:58,592 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:11:58,592 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:11:58,592 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:11:58,593 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:11:58,593 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:11:58,593 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:11:58,593 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:11:58,594 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:11:58,594 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:11:58,594 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:11:58,594 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:11:58,595 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:11:58,595 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:11:58,595 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:11:58,595 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:11:58,596 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_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d78cd891fa68505812de1aa2daf912afefe1b560cf3fa56b706a1a5e163d5abe [2022-11-20 18:11:58,888 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:11:58,918 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:11:58,921 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:11:58,922 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:11:58,922 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:11:58,924 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c [2022-11-20 18:12:02,152 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:12:02,618 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:12:02,619 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c [2022-11-20 18:12:02,642 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/data/ba62ab905/daa72b6ad9a2468189a877f2fe22ed2c/FLAG4d7ff6b66 [2022-11-20 18:12:02,661 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/data/ba62ab905/daa72b6ad9a2468189a877f2fe22ed2c [2022-11-20 18:12:02,665 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:12:02,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:12:02,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:12:02,673 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:12:02,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:12:02,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:12:02" (1/1) ... [2022-11-20 18:12:02,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4483f297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:02, skipping insertion in model container [2022-11-20 18:12:02,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:12:02" (1/1) ... [2022-11-20 18:12:02,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:12:02,775 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:12:02,968 WARN L237 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_0ad6743a-ca83-4545-9727-2f3b511bc41a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c[1014,1027] [2022-11-20 18:12:03,437 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:12:03,443 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:12:03,455 WARN L237 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_0ad6743a-ca83-4545-9727-2f3b511bc41a/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c[1014,1027] [2022-11-20 18:12:03,664 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:12:03,682 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:12:03,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:03 WrapperNode [2022-11-20 18:12:03,683 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:12:03,725 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:12:03,725 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:12:03,725 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:12:03,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:03" (1/1) ... [2022-11-20 18:12:03,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:03" (1/1) ... [2022-11-20 18:12:03,912 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2443 [2022-11-20 18:12:03,912 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:12:03,913 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:12:03,913 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:12:03,913 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:12:03,922 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:03" (1/1) ... [2022-11-20 18:12:03,923 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:03" (1/1) ... [2022-11-20 18:12:03,940 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:03" (1/1) ... [2022-11-20 18:12:03,940 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:03" (1/1) ... [2022-11-20 18:12:03,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:03" (1/1) ... [2022-11-20 18:12:03,998 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:03" (1/1) ... [2022-11-20 18:12:04,015 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:03" (1/1) ... [2022-11-20 18:12:04,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:03" (1/1) ... [2022-11-20 18:12:04,070 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:12:04,071 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:12:04,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:12:04,072 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:12:04,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:12:03" (1/1) ... [2022-11-20 18:12:04,079 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:12:04,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:12:04,108 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:12:04,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:12:04,160 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:12:04,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:12:04,708 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:12:04,710 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:18:06,072 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:18:06,114 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:18:06,114 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:18:06,127 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:06 BoogieIcfgContainer [2022-11-20 18:18:06,127 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:18:06,129 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:18:06,129 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:18:06,140 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:18:06,140 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:18:06" (1/1) ... [2022-11-20 18:18:06,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:18:06,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:06,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 18:18:06,227 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 18:18:06,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:18:06,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:06,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:07,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:10,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:20,585 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 18:18:30,694 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 18:18:31,802 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 18:18:35,466 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.36s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 18:18:35,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:35,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 18:18:35,511 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 18:18:35,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:18:35,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:35,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:29,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:22:29,072 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:26:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:26:47,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 18:26:47,238 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) [2022-11-20 18:26:47,245 INFO L158 Benchmark]: Toolchain (without parser) took 884575.84ms. Allocated memory was 169.9MB in the beginning and 1.6GB in the end (delta: 1.5GB). Free memory was 132.3MB in the beginning and 820.9MB in the end (delta: -688.6MB). Peak memory consumption was 789.9MB. Max. memory is 16.1GB. [2022-11-20 18:26:47,246 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 119.5MB. Free memory was 87.2MB in the beginning and 87.1MB in the end (delta: 31.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:26:47,247 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1011.14ms. Allocated memory is still 169.9MB. Free memory was 131.6MB in the beginning and 123.3MB in the end (delta: 8.3MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. [2022-11-20 18:26:47,248 INFO L158 Benchmark]: Boogie Procedure Inliner took 187.44ms. Allocated memory is still 169.9MB. Free memory was 124.5MB in the beginning and 97.2MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 18:26:47,249 INFO L158 Benchmark]: Boogie Preprocessor took 157.08ms. Allocated memory is still 169.9MB. Free memory was 97.2MB in the beginning and 83.6MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 18:26:47,250 INFO L158 Benchmark]: RCFGBuilder took 362056.44ms. Allocated memory was 169.9MB in the beginning and 952.1MB in the end (delta: 782.2MB). Free memory was 83.6MB in the beginning and 688.2MB in the end (delta: -604.7MB). Peak memory consumption was 557.9MB. Max. memory is 16.1GB. [2022-11-20 18:26:47,252 INFO L158 Benchmark]: CodeCheck took 521114.31ms. Allocated memory was 952.1MB in the beginning and 1.6GB in the end (delta: 694.2MB). Free memory was 687.2MB in the beginning and 820.9MB in the end (delta: -133.7MB). Peak memory consumption was 560.5MB. Max. memory is 16.1GB. [2022-11-20 18:26:47,258 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 0.24ms. Allocated memory is still 119.5MB. Free memory was 87.2MB in the beginning and 87.1MB in the end (delta: 31.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1011.14ms. Allocated memory is still 169.9MB. Free memory was 131.6MB in the beginning and 123.3MB in the end (delta: 8.3MB). Peak memory consumption was 90.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 187.44ms. Allocated memory is still 169.9MB. Free memory was 124.5MB in the beginning and 97.2MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 157.08ms. Allocated memory is still 169.9MB. Free memory was 97.2MB in the beginning and 83.6MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 362056.44ms. Allocated memory was 169.9MB in the beginning and 952.1MB in the end (delta: 782.2MB). Free memory was 83.6MB in the beginning and 688.2MB in the end (delta: -604.7MB). Peak memory consumption was 557.9MB. Max. memory is 16.1GB. * CodeCheck took 521114.31ms. Allocated memory was 952.1MB in the beginning and 1.6GB in the end (delta: 694.2MB). Free memory was 687.2MB in the beginning and 820.9MB in the end (delta: -133.7MB). Peak memory consumption was 560.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:26:47,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ --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 d78cd891fa68505812de1aa2daf912afefe1b560cf3fa56b706a1a5e163d5abe --- 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-6b4ec56 [2022-11-20 18:26:49,634 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:26:49,636 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:26:49,657 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:26:49,658 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:26:49,659 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:26:49,660 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:26:49,662 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:26:49,664 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:26:49,665 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:26:49,666 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:26:49,667 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:26:49,667 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:26:49,668 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:26:49,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:26:49,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:26:49,672 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:26:49,672 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:26:49,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:26:49,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:26:49,690 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:26:49,694 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:26:49,696 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:26:49,696 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:26:49,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:26:49,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:26:49,709 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:26:49,710 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:26:49,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:26:49,711 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:26:49,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:26:49,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:26:49,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:26:49,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:26:49,737 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:26:49,737 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:26:49,738 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:26:49,738 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:26:49,739 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:26:49,739 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:26:49,740 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:26:49,742 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 18:26:49,789 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:26:49,789 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:26:49,790 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:26:49,791 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:26:49,791 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:26:49,791 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:26:49,792 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:26:49,792 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:26:49,792 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:26:49,792 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:26:49,792 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:26:49,793 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:26:49,793 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:26:49,793 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:26:49,793 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:26:49,793 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:26:49,794 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:26:49,794 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:26:49,794 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:26:49,794 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:26:49,795 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:26:49,795 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:26:49,795 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:26:49,795 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:26:49,795 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:26:49,796 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:26:49,796 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:26:49,796 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:26:49,796 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:26:49,796 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_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d78cd891fa68505812de1aa2daf912afefe1b560cf3fa56b706a1a5e163d5abe [2022-11-20 18:26:50,142 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:26:50,163 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:26:50,166 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:26:50,167 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:26:50,168 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:26:50,170 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0ad6743a-ca83-4545-9727-2f3b511bc41a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c