./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ecc90c8c790f917b8c72cdfe0271985940c16e75bb49321e19d88da58d655bf9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:24:23,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:24:23,654 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:24:23,678 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:24:23,679 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:24:23,680 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:24:23,681 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:24:23,683 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:24:23,685 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:24:23,686 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:24:23,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:24:23,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:24:23,688 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:24:23,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:24:23,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:24:23,692 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:24:23,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:24:23,694 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:24:23,695 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:24:23,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:24:23,699 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:24:23,700 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:24:23,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:24:23,703 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:24:23,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:24:23,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:24:23,707 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:24:23,708 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:24:23,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:24:23,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:24:23,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:24:23,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:24:23,712 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:24:23,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:24:23,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:24:23,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:24:23,732 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:24:23,732 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:24:23,733 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:24:23,734 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:24:23,734 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:24:23,735 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 18:24:23,769 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:24:23,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:24:23,770 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:24:23,770 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:24:23,771 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:24:23,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:24:23,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:24:23,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:24:23,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:24:23,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:24:23,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:24:23,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:24:23,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:24:23,773 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:24:23,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:24:23,774 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:24:23,774 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:24:23,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:24:23,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:24:23,775 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:24:23,775 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:24:23,775 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:24:23,775 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:24:23,776 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:24:23,776 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:24:23,776 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_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecc90c8c790f917b8c72cdfe0271985940c16e75bb49321e19d88da58d655bf9 [2022-11-20 18:24:24,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:24:24,044 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:24:24,046 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:24:24,048 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:24:24,048 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:24:24,049 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c [2022-11-20 18:24:27,046 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:24:27,413 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:24:27,414 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c [2022-11-20 18:24:27,438 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/data/f56fae3a5/6c2dd27163f646208458b0383a77b8b7/FLAG3f0873e5a [2022-11-20 18:24:27,457 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/data/f56fae3a5/6c2dd27163f646208458b0383a77b8b7 [2022-11-20 18:24:27,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:24:27,463 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:24:27,467 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:24:27,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:24:27,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:24:27,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:27" (1/1) ... [2022-11-20 18:24:27,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4edffa68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:27, skipping insertion in model container [2022-11-20 18:24:27,473 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:24:27" (1/1) ... [2022-11-20 18:24:27,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:24:27,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:24:27,710 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_70e0316a-f83c-4bf9-b59c-e38a225171d3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c[1014,1027] [2022-11-20 18:24:28,059 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:24:28,064 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:24:28,088 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_70e0316a-f83c-4bf9-b59c-e38a225171d3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c[1014,1027] [2022-11-20 18:24:28,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:24:28,258 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:24:28,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:28 WrapperNode [2022-11-20 18:24:28,261 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:24:28,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:24:28,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:24:28,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:24:28,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:28" (1/1) ... [2022-11-20 18:24:28,327 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:28" (1/1) ... [2022-11-20 18:24:28,424 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1361 [2022-11-20 18:24:28,424 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:24:28,425 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:24:28,425 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:24:28,425 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:24:28,435 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:28" (1/1) ... [2022-11-20 18:24:28,435 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:28" (1/1) ... [2022-11-20 18:24:28,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:28" (1/1) ... [2022-11-20 18:24:28,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:28" (1/1) ... [2022-11-20 18:24:28,502 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:28" (1/1) ... [2022-11-20 18:24:28,507 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:28" (1/1) ... [2022-11-20 18:24:28,514 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:28" (1/1) ... [2022-11-20 18:24:28,522 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:28" (1/1) ... [2022-11-20 18:24:28,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:24:28,540 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:24:28,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:24:28,540 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:24:28,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:24:28" (1/1) ... [2022-11-20 18:24:28,547 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:24:28,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:24:28,574 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:24:28,597 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:24:28,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:24:28,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:24:29,028 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:24:29,031 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:25:45,116 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:25:45,162 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:25:45,162 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:25:45,167 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:25:45 BoogieIcfgContainer [2022-11-20 18:25:45,167 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:25:45,168 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:25:45,169 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:25:45,180 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:25:45,181 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:25:45" (1/1) ... [2022-11-20 18:25:45,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:25:45,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:45,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 18:25:45,290 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 18:25:45,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:25:45,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:45,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:47,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:57,936 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 18:26:08,030 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 [] [2022-11-20 18:26:08,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:26:08,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 18:26:08,858 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 18:26:08,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:26:08,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:26:08,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:02,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:27:02,027 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:27:49,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:28:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 18:28:00,353 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 18:28:00,359 INFO L158 Benchmark]: Toolchain (without parser) took 212895.59ms. Allocated memory was 153.1MB in the beginning and 1.6GB in the end (delta: 1.4GB). Free memory was 121.3MB in the beginning and 1.5GB in the end (delta: -1.3GB). Peak memory consumption was 986.1MB. Max. memory is 16.1GB. [2022-11-20 18:28:00,360 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 109.1MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:28:00,361 INFO L158 Benchmark]: CACSL2BoogieTranslator took 794.31ms. Allocated memory is still 153.1MB. Free memory was 121.0MB in the beginning and 76.0MB in the end (delta: 45.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-20 18:28:00,361 INFO L158 Benchmark]: Boogie Procedure Inliner took 161.24ms. Allocated memory is still 153.1MB. Free memory was 76.0MB in the beginning and 106.2MB in the end (delta: -30.2MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. [2022-11-20 18:28:00,362 INFO L158 Benchmark]: Boogie Preprocessor took 114.62ms. Allocated memory is still 153.1MB. Free memory was 106.2MB in the beginning and 98.5MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 18:28:00,363 INFO L158 Benchmark]: RCFGBuilder took 76627.46ms. Allocated memory was 153.1MB in the beginning and 901.8MB in the end (delta: 748.7MB). Free memory was 98.5MB in the beginning and 596.2MB in the end (delta: -497.8MB). Peak memory consumption was 535.3MB. Max. memory is 16.1GB. [2022-11-20 18:28:00,364 INFO L158 Benchmark]: CodeCheck took 135189.86ms. Allocated memory was 901.8MB in the beginning and 1.6GB in the end (delta: 658.5MB). Free memory was 596.2MB in the beginning and 1.5GB in the end (delta: -868.2MB). Peak memory consumption was 711.7MB. Max. memory is 16.1GB. [2022-11-20 18:28:00,367 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 0.30ms. Allocated memory is still 109.1MB. Free memory is still 76.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 794.31ms. Allocated memory is still 153.1MB. Free memory was 121.0MB in the beginning and 76.0MB in the end (delta: 45.0MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 161.24ms. Allocated memory is still 153.1MB. Free memory was 76.0MB in the beginning and 106.2MB in the end (delta: -30.2MB). Peak memory consumption was 9.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.62ms. Allocated memory is still 153.1MB. Free memory was 106.2MB in the beginning and 98.5MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 76627.46ms. Allocated memory was 153.1MB in the beginning and 901.8MB in the end (delta: 748.7MB). Free memory was 98.5MB in the beginning and 596.2MB in the end (delta: -497.8MB). Peak memory consumption was 535.3MB. Max. memory is 16.1GB. * CodeCheck took 135189.86ms. Allocated memory was 901.8MB in the beginning and 1.6GB in the end (delta: 658.5MB). Free memory was 596.2MB in the beginning and 1.5GB in the end (delta: -868.2MB). Peak memory consumption was 711.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:28:00,407 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/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 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_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ecc90c8c790f917b8c72cdfe0271985940c16e75bb49321e19d88da58d655bf9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 18:28:02,799 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:28:02,807 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:28:02,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:28:02,841 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:28:02,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:28:02,846 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:28:02,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:28:02,853 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:28:02,855 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:28:02,856 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:28:02,859 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:28:02,861 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:28:02,864 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:28:02,866 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:28:02,868 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:28:02,870 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:28:02,875 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:28:02,877 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:28:02,879 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:28:02,884 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:28:02,887 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:28:02,890 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:28:02,891 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:28:02,895 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:28:02,895 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:28:02,895 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:28:02,896 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:28:02,897 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:28:02,898 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:28:02,898 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:28:02,899 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:28:02,900 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:28:02,901 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:28:02,902 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:28:02,902 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:28:02,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:28:02,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:28:02,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:28:02,921 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:28:02,922 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:28:02,927 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 18:28:02,971 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:28:02,973 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:28:02,974 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:28:02,975 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:28:02,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:28:02,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:28:02,977 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:28:02,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:28:02,977 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:28:02,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:28:02,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:28:02,979 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:28:02,979 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:28:02,979 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:28:02,979 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:28:02,979 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:28:02,980 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:28:02,980 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:28:02,980 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:28:02,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:28:02,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:28:02,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:28:02,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:28:02,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:28:02,981 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:28:02,982 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:28:02,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:28:02,982 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:28:02,982 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:28:02,982 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_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ecc90c8c790f917b8c72cdfe0271985940c16e75bb49321e19d88da58d655bf9 [2022-11-20 18:28:03,360 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:28:03,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:28:03,392 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:28:03,394 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:28:03,395 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:28:03,397 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c [2022-11-20 18:28:06,502 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:28:06,830 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:28:06,831 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c [2022-11-20 18:28:06,845 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/data/8b1fdfdb8/0fc7128b5f444f4fbc526842deb36ba5/FLAGd2e6255c5 [2022-11-20 18:28:06,864 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/data/8b1fdfdb8/0fc7128b5f444f4fbc526842deb36ba5 [2022-11-20 18:28:06,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:28:06,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:28:06,869 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:28:06,869 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:28:06,872 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:28:06,873 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:28:06" (1/1) ... [2022-11-20 18:28:06,874 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dd86c6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:06, skipping insertion in model container [2022-11-20 18:28:06,875 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:28:06" (1/1) ... [2022-11-20 18:28:06,882 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:28:06,944 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:28:07,105 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_70e0316a-f83c-4bf9-b59c-e38a225171d3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c[1014,1027] [2022-11-20 18:28:07,404 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:28:07,421 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:28:07,432 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_70e0316a-f83c-4bf9-b59c-e38a225171d3/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.1.prop1-back-serstep.c[1014,1027] [2022-11-20 18:28:07,625 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:28:07,640 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:28:07,640 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:07 WrapperNode [2022-11-20 18:28:07,640 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:28:07,642 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:28:07,642 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:28:07,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:28:07,648 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:07" (1/1) ... [2022-11-20 18:28:07,676 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:07" (1/1) ... [2022-11-20 18:28:07,805 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1361 [2022-11-20 18:28:07,812 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:28:07,812 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:28:07,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:28:07,813 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:28:07,822 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:07" (1/1) ... [2022-11-20 18:28:07,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:07" (1/1) ... [2022-11-20 18:28:07,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:07" (1/1) ... [2022-11-20 18:28:07,849 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:07" (1/1) ... [2022-11-20 18:28:07,891 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:07" (1/1) ... [2022-11-20 18:28:07,897 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:07" (1/1) ... [2022-11-20 18:28:07,903 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:07" (1/1) ... [2022-11-20 18:28:07,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:07" (1/1) ... [2022-11-20 18:28:07,919 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:28:07,920 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:28:07,920 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:28:07,921 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:28:07,921 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:07" (1/1) ... [2022-11-20 18:28:07,928 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:28:07,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:28:07,983 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:28:08,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:28:08,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:28:08,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:28:08,468 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:28:08,470 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:28:10,803 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:28:10,836 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:28:10,837 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:28:10,839 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:28:10 BoogieIcfgContainer [2022-11-20 18:28:10,839 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:28:10,840 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:28:10,840 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:28:10,851 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:28:10,851 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:28:10" (1/1) ... [2022-11-20 18:28:10,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:28:10,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:28:10,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 18:28:10,916 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 18:28:10,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:28:10,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:28:10,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:28:10,966 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) [2022-11-20 18:28:10,973 INFO L158 Benchmark]: Toolchain (without parser) took 4103.95ms. Allocated memory was 81.8MB in the beginning and 134.2MB in the end (delta: 52.4MB). Free memory was 57.3MB in the beginning and 76.0MB in the end (delta: -18.7MB). Peak memory consumption was 35.3MB. Max. memory is 16.1GB. [2022-11-20 18:28:10,973 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:28:10,974 INFO L158 Benchmark]: CACSL2BoogieTranslator took 771.89ms. Allocated memory is still 81.8MB. Free memory was 57.1MB in the beginning and 37.8MB in the end (delta: 19.3MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. [2022-11-20 18:28:10,975 INFO L158 Benchmark]: Boogie Procedure Inliner took 170.30ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 37.8MB in the beginning and 76.5MB in the end (delta: -38.7MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. [2022-11-20 18:28:10,976 INFO L158 Benchmark]: Boogie Preprocessor took 107.14ms. Allocated memory is still 111.1MB. Free memory was 76.5MB in the beginning and 70.1MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 18:28:10,977 INFO L158 Benchmark]: RCFGBuilder took 2919.40ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 70.1MB in the beginning and 82.3MB in the end (delta: -12.2MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. [2022-11-20 18:28:10,978 INFO L158 Benchmark]: CodeCheck took 130.73ms. Allocated memory is still 134.2MB. Free memory was 82.3MB in the beginning and 76.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 18:28:10,988 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 0.32ms. Allocated memory is still 81.8MB. Free memory is still 59.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 771.89ms. Allocated memory is still 81.8MB. Free memory was 57.1MB in the beginning and 37.8MB in the end (delta: 19.3MB). Peak memory consumption was 28.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 170.30ms. Allocated memory was 81.8MB in the beginning and 111.1MB in the end (delta: 29.4MB). Free memory was 37.8MB in the beginning and 76.5MB in the end (delta: -38.7MB). Peak memory consumption was 10.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.14ms. Allocated memory is still 111.1MB. Free memory was 76.5MB in the beginning and 70.1MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2919.40ms. Allocated memory was 111.1MB in the beginning and 134.2MB in the end (delta: 23.1MB). Free memory was 70.1MB in the beginning and 82.3MB in the end (delta: -12.2MB). Peak memory consumption was 53.3MB. Max. memory is 16.1GB. * CodeCheck took 130.73ms. Allocated memory is still 134.2MB. Free memory was 82.3MB in the beginning and 76.0MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:28:11,026 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_70e0316a-f83c-4bf9-b59c-e38a225171d3/bin/ukojak-pZX7IvK2PQ/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