./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 b5237d83 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_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/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_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg --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-b5237d8 [2022-11-21 22:19:58,295 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:19:58,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:19:58,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:19:58,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:19:58,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:19:58,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:19:58,343 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:19:58,345 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:19:58,351 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:19:58,352 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:19:58,354 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:19:58,354 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:19:58,355 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:19:58,356 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:19:58,357 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:19:58,358 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:19:58,359 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:19:58,360 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:19:58,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:19:58,363 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:19:58,373 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:19:58,375 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:19:58,377 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:19:58,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:19:58,384 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:19:58,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:19:58,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:19:58,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:19:58,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:19:58,387 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:19:58,388 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:19:58,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:19:58,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:19:58,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:19:58,391 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:19:58,392 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:19:58,392 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:19:58,392 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:19:58,393 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:19:58,394 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:19:58,400 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 22:19:58,434 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:19:58,435 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:19:58,435 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:19:58,436 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:19:58,436 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:19:58,436 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:19:58,437 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:19:58,437 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:19:58,437 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:19:58,437 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:19:58,437 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:19:58,438 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:19:58,438 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:19:58,438 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:19:58,438 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:19:58,438 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:19:58,438 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:19:58,439 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:19:58,439 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:19:58,439 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:19:58,439 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:19:58,439 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:19:58,440 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:19:58,440 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:19:58,440 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:19:58,440 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_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d78cd891fa68505812de1aa2daf912afefe1b560cf3fa56b706a1a5e163d5abe [2022-11-21 22:19:58,665 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:19:58,689 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:19:58,693 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:19:58,694 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:19:58,694 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:19:58,696 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c [2022-11-21 22:20:01,851 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:20:02,285 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:20:02,286 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c [2022-11-21 22:20:02,309 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/data/341a2209c/3b8ea462d3d24301a19687876ff9188b/FLAG16117e7f7 [2022-11-21 22:20:02,325 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/data/341a2209c/3b8ea462d3d24301a19687876ff9188b [2022-11-21 22:20:02,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:20:02,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:20:02,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:20:02,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:20:02,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:20:02,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:20:02" (1/1) ... [2022-11-21 22:20:02,340 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@780e5c4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:02, skipping insertion in model container [2022-11-21 22:20:02,340 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:20:02" (1/1) ... [2022-11-21 22:20:02,348 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:20:02,435 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:20:02,646 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_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c[1014,1027] [2022-11-21 22:20:03,157 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:20:03,164 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:20:03,175 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_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c[1014,1027] [2022-11-21 22:20:03,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:20:03,384 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:20:03,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:03 WrapperNode [2022-11-21 22:20:03,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:20:03,387 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:20:03,387 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:20:03,387 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:20:03,395 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:03" (1/1) ... [2022-11-21 22:20:03,495 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:03" (1/1) ... [2022-11-21 22:20:03,658 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2443 [2022-11-21 22:20:03,659 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:20:03,661 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:20:03,661 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:20:03,661 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:20:03,671 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:03" (1/1) ... [2022-11-21 22:20:03,671 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:03" (1/1) ... [2022-11-21 22:20:03,685 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:03" (1/1) ... [2022-11-21 22:20:03,685 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:03" (1/1) ... [2022-11-21 22:20:03,750 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:03" (1/1) ... [2022-11-21 22:20:03,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:03" (1/1) ... [2022-11-21 22:20:03,780 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:03" (1/1) ... [2022-11-21 22:20:03,790 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:03" (1/1) ... [2022-11-21 22:20:03,811 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:20:03,812 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:20:03,812 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:20:03,812 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:20:03,813 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:20:03" (1/1) ... [2022-11-21 22:20:03,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:20:03,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:20:03,845 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:20:03,849 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:20:03,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:20:03,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:20:04,493 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:20:04,495 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:25:39,072 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:25:39,111 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:25:39,111 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:25:39,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:25:39 BoogieIcfgContainer [2022-11-21 22:25:39,118 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:25:39,120 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:25:39,120 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:25:39,130 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:25:39,130 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:25:39" (1/1) ... [2022-11-21 22:25:39,141 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:25:39,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:25:39,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:25:39,211 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:25:39,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:25:39,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:25:39,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:25:40,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:25:43,301 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:25:53,482 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.14s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:26:03,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:26:06,091 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:26:08,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:26:08,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:26:08,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-21 22:26:08,145 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-21 22:26:08,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:26:08,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:26:08,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:54,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:29:54,912 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:33:49,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:34:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 22:34:00,668 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) [2022-11-21 22:34:00,672 INFO L158 Benchmark]: Toolchain (without parser) took 838339.49ms. Allocated memory was 130.0MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 78.7MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 465.8MB. Max. memory is 16.1GB. [2022-11-21 22:34:00,672 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory is still 60.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:34:00,673 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1052.07ms. Allocated memory is still 130.0MB. Free memory was 78.7MB in the beginning and 50.3MB in the end (delta: 28.4MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2022-11-21 22:34:00,674 INFO L158 Benchmark]: Boogie Procedure Inliner took 272.94ms. Allocated memory is still 130.0MB. Free memory was 50.3MB in the beginning and 68.2MB in the end (delta: -17.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. [2022-11-21 22:34:00,675 INFO L158 Benchmark]: Boogie Preprocessor took 150.25ms. Allocated memory is still 130.0MB. Free memory was 67.9MB in the beginning and 55.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 22:34:00,675 INFO L158 Benchmark]: RCFGBuilder took 335307.25ms. Allocated memory was 130.0MB in the beginning and 813.7MB in the end (delta: 683.7MB). Free memory was 55.4MB in the beginning and 546.9MB in the end (delta: -491.6MB). Peak memory consumption was 476.3MB. Max. memory is 16.1GB. [2022-11-21 22:34:00,676 INFO L158 Benchmark]: CodeCheck took 501551.41ms. Allocated memory was 813.7MB in the beginning and 1.7GB in the end (delta: 914.4MB). Free memory was 546.9MB in the beginning and 1.2GB in the end (delta: -665.2MB). Peak memory consumption was 248.1MB. Max. memory is 16.1GB. [2022-11-21 22:34:00,679 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 0.31ms. Allocated memory is still 107.0MB. Free memory is still 60.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1052.07ms. Allocated memory is still 130.0MB. Free memory was 78.7MB in the beginning and 50.3MB in the end (delta: 28.4MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 272.94ms. Allocated memory is still 130.0MB. Free memory was 50.3MB in the beginning and 68.2MB in the end (delta: -17.8MB). Peak memory consumption was 6.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 150.25ms. Allocated memory is still 130.0MB. Free memory was 67.9MB in the beginning and 55.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 335307.25ms. Allocated memory was 130.0MB in the beginning and 813.7MB in the end (delta: 683.7MB). Free memory was 55.4MB in the beginning and 546.9MB in the end (delta: -491.6MB). Peak memory consumption was 476.3MB. Max. memory is 16.1GB. * CodeCheck took 501551.41ms. Allocated memory was 813.7MB in the beginning and 1.7GB in the end (delta: 914.4MB). Free memory was 546.9MB in the beginning and 1.2GB in the end (delta: -665.2MB). Peak memory consumption was 248.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:34:00,737 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/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_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/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_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg --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-b5237d8 [2022-11-21 22:34:03,321 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:34:03,324 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:34:03,366 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:34:03,367 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:34:03,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:34:03,373 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:34:03,376 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:34:03,379 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:34:03,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:34:03,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:34:03,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:34:03,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:34:03,389 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:34:03,391 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:34:03,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:34:03,399 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:34:03,400 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:34:03,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:34:03,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:34:03,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:34:03,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:34:03,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:34:03,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:34:03,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:34:03,423 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:34:03,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:34:03,425 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:34:03,426 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:34:03,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:34:03,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:34:03,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:34:03,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:34:03,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:34:03,436 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:34:03,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:34:03,439 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:34:03,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:34:03,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:34:03,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:34:03,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:34:03,446 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 22:34:03,488 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:34:03,488 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:34:03,490 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:34:03,490 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:34:03,491 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:34:03,491 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:34:03,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:34:03,492 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:34:03,492 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:34:03,492 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:34:03,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:34:03,494 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:34:03,494 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:34:03,494 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:34:03,495 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:34:03,495 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:34:03,495 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:34:03,495 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:34:03,495 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:34:03,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:34:03,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:34:03,496 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:34:03,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:34:03,497 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:34:03,497 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:34:03,497 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:34:03,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:34:03,498 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:34:03,498 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:34:03,498 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_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d78cd891fa68505812de1aa2daf912afefe1b560cf3fa56b706a1a5e163d5abe [2022-11-21 22:34:03,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:34:03,889 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:34:03,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:34:03,895 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:34:03,895 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:34:03,897 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c [2022-11-21 22:34:07,098 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:34:07,443 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:34:07,444 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c [2022-11-21 22:34:07,460 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/data/47add89a6/6561cbe07af8468ca5bf9d9bbb32072d/FLAG1303af7a5 [2022-11-21 22:34:07,483 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/data/47add89a6/6561cbe07af8468ca5bf9d9bbb32072d [2022-11-21 22:34:07,492 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:34:07,494 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:34:07,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:34:07,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:34:07,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:34:07,502 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:34:07" (1/1) ... [2022-11-21 22:34:07,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e5d960d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:34:07, skipping insertion in model container [2022-11-21 22:34:07,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:34:07" (1/1) ... [2022-11-21 22:34:07,510 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:34:07,627 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:34:07,796 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_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c[1014,1027] [2022-11-21 22:34:08,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:34:08,239 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:34:08,250 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_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.4.prop1-back-serstep.c[1014,1027] [2022-11-21 22:34:08,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:34:08,443 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:34:08,443 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:34:08 WrapperNode [2022-11-21 22:34:08,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:34:08,447 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:34:08,447 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:34:08,447 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:34:08,455 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:34:08" (1/1) ... [2022-11-21 22:34:08,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:34:08" (1/1) ... [2022-11-21 22:34:08,648 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2443 [2022-11-21 22:34:08,649 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:34:08,649 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:34:08,650 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:34:08,650 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:34:08,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:34:08" (1/1) ... [2022-11-21 22:34:08,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:34:08" (1/1) ... [2022-11-21 22:34:08,680 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:34:08" (1/1) ... [2022-11-21 22:34:08,680 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:34:08" (1/1) ... [2022-11-21 22:34:08,742 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:34:08" (1/1) ... [2022-11-21 22:34:08,749 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:34:08" (1/1) ... [2022-11-21 22:34:08,758 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:34:08" (1/1) ... [2022-11-21 22:34:08,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:34:08" (1/1) ... [2022-11-21 22:34:08,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:34:08,787 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:34:08,787 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:34:08,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:34:08,788 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:34:08" (1/1) ... [2022-11-21 22:34:08,796 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:34:08,809 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:34:08,824 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:34:08,858 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:34:08,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:34:08,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:34:09,587 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:34:09,589 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:34:14,114 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:34:14,157 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:34:14,157 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:34:14,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:34:14 BoogieIcfgContainer [2022-11-21 22:34:14,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:34:14,160 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:34:14,161 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:34:14,170 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:34:14,170 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:34:14" (1/1) ... [2022-11-21 22:34:14,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:34:14,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:34:14,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:34:14,238 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:34:14,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:34:14,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:34:14,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:34:14,286 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) [2022-11-21 22:34:14,293 INFO L158 Benchmark]: Toolchain (without parser) took 6797.87ms. Allocated memory was 62.9MB in the beginning and 234.9MB in the end (delta: 172.0MB). Free memory was 29.8MB in the beginning and 144.4MB in the end (delta: -114.6MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2022-11-21 22:34:14,293 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:34:14,294 INFO L158 Benchmark]: CACSL2BoogieTranslator took 950.33ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 29.5MB in the beginning and 39.0MB in the end (delta: -9.5MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. [2022-11-21 22:34:14,295 INFO L158 Benchmark]: Boogie Procedure Inliner took 202.19ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 39.0MB in the beginning and 49.0MB in the end (delta: -10.0MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2022-11-21 22:34:14,296 INFO L158 Benchmark]: Boogie Preprocessor took 136.31ms. Allocated memory is still 92.3MB. Free memory was 49.0MB in the beginning and 38.2MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:34:14,297 INFO L158 Benchmark]: RCFGBuilder took 5373.27ms. Allocated memory was 92.3MB in the beginning and 234.9MB in the end (delta: 142.6MB). Free memory was 38.2MB in the beginning and 150.7MB in the end (delta: -112.5MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. [2022-11-21 22:34:14,298 INFO L158 Benchmark]: CodeCheck took 130.53ms. Allocated memory is still 234.9MB. Free memory was 150.7MB in the beginning and 144.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:34:14,308 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 0.30ms. Allocated memory is still 62.9MB. Free memory was 41.4MB in the beginning and 41.4MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 950.33ms. Allocated memory was 62.9MB in the beginning and 75.5MB in the end (delta: 12.6MB). Free memory was 29.5MB in the beginning and 39.0MB in the end (delta: -9.5MB). Peak memory consumption was 22.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 202.19ms. Allocated memory was 75.5MB in the beginning and 92.3MB in the end (delta: 16.8MB). Free memory was 39.0MB in the beginning and 49.0MB in the end (delta: -10.0MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 136.31ms. Allocated memory is still 92.3MB. Free memory was 49.0MB in the beginning and 38.2MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 5373.27ms. Allocated memory was 92.3MB in the beginning and 234.9MB in the end (delta: 142.6MB). Free memory was 38.2MB in the beginning and 150.7MB in the end (delta: -112.5MB). Peak memory consumption was 102.8MB. Max. memory is 16.1GB. * CodeCheck took 130.53ms. Allocated memory is still 234.9MB. Free memory was 150.7MB in the beginning and 144.4MB 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. [2022-11-21 22:34:14,348 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_adce4a7d-e76c-45ee-8933-1ebc0506eb1b/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared