./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.4.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.4.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2a40974859702c9d907d8da7506de209bfe71b4ae9fd64ed95ac90c3dc776e77 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 06:35:48,345 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:35:48,346 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:35:48,369 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:35:48,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:35:48,377 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:35:48,379 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:35:48,382 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:35:48,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:35:48,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:35:48,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:35:48,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:35:48,397 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:35:48,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:35:48,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:35:48,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:35:48,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:35:48,413 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:35:48,415 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:35:48,417 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:35:48,421 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:35:48,423 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:35:48,424 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:35:48,426 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:35:48,430 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:35:48,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:35:48,435 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:35:48,436 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:35:48,437 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:35:48,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:35:48,439 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:35:48,440 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:35:48,441 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:35:48,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:35:48,445 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:35:48,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:35:48,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:35:48,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:35:48,447 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:35:48,448 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:35:48,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:35:48,449 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 06:35:48,490 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:35:48,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:35:48,496 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:35:48,497 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:35:48,497 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:35:48,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:35:48,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:35:48,498 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 06:35:48,499 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:35:48,499 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:35:48,500 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:35:48,500 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:35:48,501 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:35:48,501 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:35:48,501 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:35:48,501 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:35:48,502 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:35:48,502 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:35:48,502 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:35:48,502 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:35:48,503 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:35:48,503 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:35:48,503 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 06:35:48,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 06:35:48,504 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:35:48,504 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_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a40974859702c9d907d8da7506de209bfe71b4ae9fd64ed95ac90c3dc776e77 [2022-11-16 06:35:48,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:35:48,844 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:35:48,847 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:35:48,848 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:35:48,849 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:35:48,850 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.4.prop1-back-serstep.c [2022-11-16 06:35:48,938 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/data/534167691/05ceea0c5b9d4227956c25209d9b9a09/FLAGd45df657d [2022-11-16 06:35:49,657 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:35:49,659 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.4.prop1-back-serstep.c [2022-11-16 06:35:49,673 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/data/534167691/05ceea0c5b9d4227956c25209d9b9a09/FLAGd45df657d [2022-11-16 06:35:49,811 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/data/534167691/05ceea0c5b9d4227956c25209d9b9a09 [2022-11-16 06:35:49,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:35:49,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:35:49,818 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:35:49,818 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:35:49,821 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:35:49,822 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:35:49" (1/1) ... [2022-11-16 06:35:49,823 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2395ee80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:49, skipping insertion in model container [2022-11-16 06:35:49,823 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:35:49" (1/1) ... [2022-11-16 06:35:49,830 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:35:49,906 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:35:50,170 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.4.prop1-back-serstep.c[1014,1027] [2022-11-16 06:35:50,561 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:35:50,565 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:35:50,576 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.4.prop1-back-serstep.c[1014,1027] [2022-11-16 06:35:50,754 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:35:50,766 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:35:50,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:50 WrapperNode [2022-11-16 06:35:50,767 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:35:50,769 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:35:50,770 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:35:50,770 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:35:50,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:50" (1/1) ... [2022-11-16 06:35:50,844 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:50" (1/1) ... [2022-11-16 06:35:51,026 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3561 [2022-11-16 06:35:51,028 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:35:51,029 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:35:51,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:35:51,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:35:51,039 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:50" (1/1) ... [2022-11-16 06:35:51,039 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:50" (1/1) ... [2022-11-16 06:35:51,062 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:50" (1/1) ... [2022-11-16 06:35:51,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:50" (1/1) ... [2022-11-16 06:35:51,117 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:50" (1/1) ... [2022-11-16 06:35:51,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:50" (1/1) ... [2022-11-16 06:35:51,155 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:50" (1/1) ... [2022-11-16 06:35:51,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:50" (1/1) ... [2022-11-16 06:35:51,204 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:35:51,205 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:35:51,205 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:35:51,205 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:35:51,206 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:35:50" (1/1) ... [2022-11-16 06:35:51,215 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:35:51,228 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:35:51,242 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:35:51,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:35:51,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:35:51,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:35:51,835 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:35:51,837 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:35:55,652 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:36:08,628 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:36:08,628 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 06:36:08,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:36:08 BoogieIcfgContainer [2022-11-16 06:36:08,630 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:36:08,631 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:36:08,631 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:36:08,778 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:36:08,778 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:36:08" (1/1) ... [2022-11-16 06:36:08,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 06:36:08,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:36:08,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 06:36:08,839 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 06:36:08,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 06:36:08,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:36:08,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:36:09,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:36:11,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:36:22,168 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.19s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 06:36:32,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 06:36:33,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:36:33,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 06:36:33,248 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 06:36:33,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 06:36:33,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:36:33,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:39:00,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 06:39:00,121 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-16 06:40:55,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-16 06:41:06,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 06:41:06,574 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 06:41:06,577 INFO L158 Benchmark]: Toolchain (without parser) took 316761.90ms. Allocated memory was 96.5MB in the beginning and 5.0GB in the end (delta: 4.9GB). Free memory was 58.9MB in the beginning and 2.6GB in the end (delta: -2.5GB). Peak memory consumption was 2.4GB. Max. memory is 16.1GB. [2022-11-16 06:41:06,578 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 96.5MB. Free memory was 66.0MB in the beginning and 66.0MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:41:06,579 INFO L158 Benchmark]: CACSL2BoogieTranslator took 950.54ms. Allocated memory was 96.5MB in the beginning and 119.5MB in the end (delta: 23.1MB). Free memory was 58.6MB in the beginning and 66.7MB in the end (delta: -8.1MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. [2022-11-16 06:41:06,580 INFO L158 Benchmark]: Boogie Procedure Inliner took 259.01ms. Allocated memory is still 119.5MB. Free memory was 66.7MB in the beginning and 62.2MB in the end (delta: 4.5MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2022-11-16 06:41:06,583 INFO L158 Benchmark]: Boogie Preprocessor took 175.05ms. Allocated memory is still 119.5MB. Free memory was 62.2MB in the beginning and 46.8MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-16 06:41:06,584 INFO L158 Benchmark]: RCFGBuilder took 17425.74ms. Allocated memory was 119.5MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 46.8MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 919.5MB. Max. memory is 16.1GB. [2022-11-16 06:41:06,586 INFO L158 Benchmark]: CodeCheck took 297945.31ms. Allocated memory was 3.1GB in the beginning and 5.0GB in the end (delta: 1.9GB). Free memory was 2.1GB in the beginning and 2.6GB in the end (delta: -492.3MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-11-16 06:41:06,589 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 0.62ms. Allocated memory is still 96.5MB. Free memory was 66.0MB in the beginning and 66.0MB in the end (delta: 21.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 950.54ms. Allocated memory was 96.5MB in the beginning and 119.5MB in the end (delta: 23.1MB). Free memory was 58.6MB in the beginning and 66.7MB in the end (delta: -8.1MB). Peak memory consumption was 30.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 259.01ms. Allocated memory is still 119.5MB. Free memory was 66.7MB in the beginning and 62.2MB in the end (delta: 4.5MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 175.05ms. Allocated memory is still 119.5MB. Free memory was 62.2MB in the beginning and 46.8MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 17425.74ms. Allocated memory was 119.5MB in the beginning and 3.1GB in the end (delta: 3.0GB). Free memory was 46.8MB in the beginning and 2.1GB in the end (delta: -2.0GB). Peak memory consumption was 919.5MB. Max. memory is 16.1GB. * CodeCheck took 297945.31ms. Allocated memory was 3.1GB in the beginning and 5.0GB in the end (delta: 1.9GB). Free memory was 2.1GB in the beginning and 2.6GB in the end (delta: -492.3MB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:41:06,641 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.4.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2a40974859702c9d907d8da7506de209bfe71b4ae9fd64ed95ac90c3dc776e77 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-e04fb08 [2022-11-16 06:41:09,046 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:41:09,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:41:09,070 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:41:09,074 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:41:09,077 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:41:09,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:41:09,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:41:09,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:41:09,096 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:41:09,097 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:41:09,099 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:41:09,100 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:41:09,103 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:41:09,104 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:41:09,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:41:09,109 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:41:09,110 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:41:09,116 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:41:09,118 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:41:09,126 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:41:09,127 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:41:09,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:41:09,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:41:09,135 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:41:09,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:41:09,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:41:09,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:41:09,145 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:41:09,146 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:41:09,146 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:41:09,147 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:41:09,148 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:41:09,149 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:41:09,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:41:09,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:41:09,153 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:41:09,153 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:41:09,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:41:09,154 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:41:09,156 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:41:09,157 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 06:41:09,200 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:41:09,200 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:41:09,202 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:41:09,202 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:41:09,203 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:41:09,203 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:41:09,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:41:09,204 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:41:09,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:41:09,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:41:09,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:41:09,206 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 06:41:09,206 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 06:41:09,206 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 06:41:09,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:41:09,207 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:41:09,207 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:41:09,207 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:41:09,207 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:41:09,207 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:41:09,208 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:41:09,208 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:41:09,208 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:41:09,208 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:41:09,209 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 06:41:09,209 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 06:41:09,209 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:41:09,209 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 06:41:09,209 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 06:41:09,210 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_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a40974859702c9d907d8da7506de209bfe71b4ae9fd64ed95ac90c3dc776e77 [2022-11-16 06:41:09,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:41:09,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:41:09,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:41:09,666 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:41:09,671 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:41:09,673 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.4.prop1-back-serstep.c [2022-11-16 06:41:09,752 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/data/4eac507bb/4c1db7162fdd4fe6808dfaef891b7e45/FLAG764c4f896 [2022-11-16 06:41:10,395 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:41:10,396 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.4.prop1-back-serstep.c [2022-11-16 06:41:10,434 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/data/4eac507bb/4c1db7162fdd4fe6808dfaef891b7e45/FLAG764c4f896 [2022-11-16 06:41:10,589 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/data/4eac507bb/4c1db7162fdd4fe6808dfaef891b7e45 [2022-11-16 06:41:10,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:41:10,592 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:41:10,595 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:41:10,596 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:41:10,599 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:41:10,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:41:10" (1/1) ... [2022-11-16 06:41:10,604 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d3b0ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:41:10, skipping insertion in model container [2022-11-16 06:41:10,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:41:10" (1/1) ... [2022-11-16 06:41:10,612 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:41:10,664 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:41:10,858 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.4.prop1-back-serstep.c[1014,1027] [2022-11-16 06:41:11,332 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:41:11,342 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:41:11,353 WARN L229 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.4.prop1-back-serstep.c[1014,1027] [2022-11-16 06:41:11,541 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:41:11,553 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:41:11,554 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:41:11 WrapperNode [2022-11-16 06:41:11,554 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:41:11,557 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:41:11,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:41:11,558 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:41:11,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:41:11" (1/1) ... [2022-11-16 06:41:11,618 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:41:11" (1/1) ... [2022-11-16 06:41:11,734 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2091 [2022-11-16 06:41:11,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:41:11,735 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:41:11,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:41:11,735 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:41:11,744 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:41:11" (1/1) ... [2022-11-16 06:41:11,745 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:41:11" (1/1) ... [2022-11-16 06:41:11,760 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:41:11" (1/1) ... [2022-11-16 06:41:11,760 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:41:11" (1/1) ... [2022-11-16 06:41:11,847 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:41:11" (1/1) ... [2022-11-16 06:41:11,854 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:41:11" (1/1) ... [2022-11-16 06:41:11,861 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:41:11" (1/1) ... [2022-11-16 06:41:11,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:41:11" (1/1) ... [2022-11-16 06:41:11,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:41:11,886 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:41:11,886 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:41:11,886 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:41:11,887 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:41:11" (1/1) ... [2022-11-16 06:41:11,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:41:11,905 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:41:11,932 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:41:11,947 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:41:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:41:11,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:41:12,534 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:41:12,536 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:41:15,935 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:41:15,980 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:41:15,980 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 06:41:15,983 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:41:15 BoogieIcfgContainer [2022-11-16 06:41:15,983 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:41:15,984 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:41:15,984 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:41:15,995 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:41:15,995 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:41:15" (1/1) ... [2022-11-16 06:41:16,012 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 06:41:16,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:41:16,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 06:41:16,088 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 06:41:16,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 06:41:16,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:41:16,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:41:16,135 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 06:41:16,142 INFO L158 Benchmark]: Toolchain (without parser) took 5547.46ms. Allocated memory was 56.6MB in the beginning and 216.0MB in the end (delta: 159.4MB). Free memory was 31.5MB in the beginning and 137.3MB in the end (delta: -105.8MB). Peak memory consumption was 52.5MB. Max. memory is 16.1GB. [2022-11-16 06:41:16,142 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 56.6MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:41:16,144 INFO L158 Benchmark]: CACSL2BoogieTranslator took 961.25ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 31.3MB in the beginning and 32.8MB in the end (delta: -1.5MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2022-11-16 06:41:16,145 INFO L158 Benchmark]: Boogie Procedure Inliner took 177.02ms. Allocated memory is still 71.3MB. Free memory was 32.8MB in the beginning and 31.0MB in the end (delta: 1.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2022-11-16 06:41:16,146 INFO L158 Benchmark]: Boogie Preprocessor took 150.27ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 31.0MB in the beginning and 56.5MB in the end (delta: -25.6MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2022-11-16 06:41:16,147 INFO L158 Benchmark]: RCFGBuilder took 4097.42ms. Allocated memory was 96.5MB in the beginning and 216.0MB in the end (delta: 119.5MB). Free memory was 56.1MB in the beginning and 144.6MB in the end (delta: -88.5MB). Peak memory consumption was 123.6MB. Max. memory is 16.1GB. [2022-11-16 06:41:16,148 INFO L158 Benchmark]: CodeCheck took 155.57ms. Allocated memory is still 216.0MB. Free memory was 144.6MB in the beginning and 137.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 06:41:16,158 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 0.75ms. Allocated memory is still 56.6MB. Free memory is still 38.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 961.25ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 31.3MB in the beginning and 32.8MB in the end (delta: -1.5MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 177.02ms. Allocated memory is still 71.3MB. Free memory was 32.8MB in the beginning and 31.0MB in the end (delta: 1.8MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 150.27ms. Allocated memory was 71.3MB in the beginning and 96.5MB in the end (delta: 25.2MB). Free memory was 31.0MB in the beginning and 56.5MB in the end (delta: -25.6MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4097.42ms. Allocated memory was 96.5MB in the beginning and 216.0MB in the end (delta: 119.5MB). Free memory was 56.1MB in the beginning and 144.6MB in the end (delta: -88.5MB). Peak memory consumption was 123.6MB. Max. memory is 16.1GB. * CodeCheck took 155.57ms. Allocated memory is still 216.0MB. Free memory was 144.6MB in the beginning and 137.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:41:16,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_efc687cd-1e76-4f99-8600-1f69e90e588f/bin/ukojak-CydTVMUXoH/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