./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.2.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_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/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_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/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_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/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 d33cf51ae449ba0bb3b2aed15ba1d81575fd99e6f7bcd0260e48d36a1c4d14c9 --- 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 17:10:22,686 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:10:22,689 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:10:22,711 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:10:22,712 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:10:22,713 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:10:22,717 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:10:22,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:10:22,724 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:10:22,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:10:22,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:10:22,734 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:10:22,735 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:10:22,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:10:22,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:10:22,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:10:22,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:10:22,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:10:22,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:10:22,754 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:10:22,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:10:22,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:10:22,760 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:10:22,761 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:10:22,771 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:10:22,772 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:10:22,772 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:10:22,774 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:10:22,774 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:10:22,775 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:10:22,776 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:10:22,778 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:10:22,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:10:22,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:10:22,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:10:22,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:10:22,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:10:22,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:10:22,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:10:22,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:10:22,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:10:22,789 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:10:22,826 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:10:22,826 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:10:22,827 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:10:22,827 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:10:22,828 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:10:22,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:10:22,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:10:22,829 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:10:22,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:10:22,829 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:10:22,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:10:22,830 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:10:22,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:10:22,835 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:10:22,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:10:22,835 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:10:22,836 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:10:22,836 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:10:22,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:10:22,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:10:22,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:10:22,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:10:22,837 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:10:22,838 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:10:22,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:10:22,838 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_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d33cf51ae449ba0bb3b2aed15ba1d81575fd99e6f7bcd0260e48d36a1c4d14c9 [2022-11-20 17:10:23,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:10:23,152 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:10:23,154 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:10:23,156 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:10:23,156 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:10:23,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.2.prop1-back-serstep.c [2022-11-20 17:10:26,241 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:10:26,499 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:10:26,500 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.2.prop1-back-serstep.c [2022-11-20 17:10:26,518 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/data/d18556c43/c34474130dd24c998ae84883914ec54d/FLAGefa100be3 [2022-11-20 17:10:26,533 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/data/d18556c43/c34474130dd24c998ae84883914ec54d [2022-11-20 17:10:26,536 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:10:26,537 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:10:26,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:10:26,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:10:26,542 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:10:26,543 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:10:26" (1/1) ... [2022-11-20 17:10:26,544 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@62ed336d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:26, skipping insertion in model container [2022-11-20 17:10:26,545 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:10:26" (1/1) ... [2022-11-20 17:10:26,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:10:26,640 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:10:26,829 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_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:10:27,209 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:10:27,215 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:10:27,228 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_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:10:27,388 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:10:27,400 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:10:27,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:27 WrapperNode [2022-11-20 17:10:27,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:10:27,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:10:27,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:10:27,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:10:27,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:27" (1/1) ... [2022-11-20 17:10:27,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:27" (1/1) ... [2022-11-20 17:10:27,602 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1361 [2022-11-20 17:10:27,602 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:10:27,603 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:10:27,603 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:10:27,603 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:10:27,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:27" (1/1) ... [2022-11-20 17:10:27,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:27" (1/1) ... [2022-11-20 17:10:27,650 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:27" (1/1) ... [2022-11-20 17:10:27,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:27" (1/1) ... [2022-11-20 17:10:27,696 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:27" (1/1) ... [2022-11-20 17:10:27,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:27" (1/1) ... [2022-11-20 17:10:27,707 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:27" (1/1) ... [2022-11-20 17:10:27,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:27" (1/1) ... [2022-11-20 17:10:27,731 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:10:27,732 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:10:27,732 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:10:27,732 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:10:27,733 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:10:27" (1/1) ... [2022-11-20 17:10:27,739 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:10:27,751 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:10:27,772 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:10:27,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:10:27,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:10:27,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:10:28,212 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:10:28,214 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:11:53,226 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:11:53,269 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:11:53,269 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:11:53,276 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:11:53 BoogieIcfgContainer [2022-11-20 17:11:53,276 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:11:53,277 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:11:53,278 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:11:53,288 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:11:53,288 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:11:53" (1/1) ... [2022-11-20 17:11:53,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:11:53,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:11:53,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:11:53,379 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:11:53,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:11:53,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:11:53,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:11:54,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:11:55,550 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 17:12:05,680 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 17:12:15,761 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:12:16,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:12:16,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 17:12:16,410 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 17:12:16,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:12:16,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:12:16,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:13:09,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:13:09,286 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:13:50,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:14:01,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 17:14:01,428 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 17:14:01,434 INFO L158 Benchmark]: Toolchain (without parser) took 214896.29ms. Allocated memory was 197.1MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 149.6MB in the beginning and 1.1GB in the end (delta: -935.8MB). Peak memory consumption was 255.4MB. Max. memory is 16.1GB. [2022-11-20 17:14:01,435 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 146.8MB. Free memory was 89.4MB in the beginning and 89.3MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:14:01,435 INFO L158 Benchmark]: CACSL2BoogieTranslator took 863.15ms. Allocated memory is still 197.1MB. Free memory was 148.8MB in the beginning and 104.1MB in the end (delta: 44.8MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-20 17:14:01,436 INFO L158 Benchmark]: Boogie Procedure Inliner took 199.31ms. Allocated memory is still 197.1MB. Free memory was 104.1MB in the beginning and 156.0MB in the end (delta: -52.0MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. [2022-11-20 17:14:01,436 INFO L158 Benchmark]: Boogie Preprocessor took 128.23ms. Allocated memory is still 197.1MB. Free memory was 156.0MB in the beginning and 147.7MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:14:01,437 INFO L158 Benchmark]: RCFGBuilder took 85544.42ms. Allocated memory was 197.1MB in the beginning and 799.0MB in the end (delta: 601.9MB). Free memory was 147.7MB in the beginning and 747.7MB in the end (delta: -600.0MB). Peak memory consumption was 483.1MB. Max. memory is 16.1GB. [2022-11-20 17:14:01,438 INFO L158 Benchmark]: CodeCheck took 128155.84ms. Allocated memory was 799.0MB in the beginning and 1.4GB in the end (delta: 585.1MB). Free memory was 747.7MB in the beginning and 1.1GB in the end (delta: -337.6MB). Peak memory consumption was 247.5MB. Max. memory is 16.1GB. [2022-11-20 17:14:01,441 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 0.33ms. Allocated memory is still 146.8MB. Free memory was 89.4MB in the beginning and 89.3MB in the end (delta: 159.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 863.15ms. Allocated memory is still 197.1MB. Free memory was 148.8MB in the beginning and 104.1MB in the end (delta: 44.8MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 199.31ms. Allocated memory is still 197.1MB. Free memory was 104.1MB in the beginning and 156.0MB in the end (delta: -52.0MB). Peak memory consumption was 32.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 128.23ms. Allocated memory is still 197.1MB. Free memory was 156.0MB in the beginning and 147.7MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 85544.42ms. Allocated memory was 197.1MB in the beginning and 799.0MB in the end (delta: 601.9MB). Free memory was 147.7MB in the beginning and 747.7MB in the end (delta: -600.0MB). Peak memory consumption was 483.1MB. Max. memory is 16.1GB. * CodeCheck took 128155.84ms. Allocated memory was 799.0MB in the beginning and 1.4GB in the end (delta: 585.1MB). Free memory was 747.7MB in the beginning and 1.1GB in the end (delta: -337.6MB). Peak memory consumption was 247.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:14:01,487 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/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_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/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_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.2.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/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_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/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 d33cf51ae449ba0bb3b2aed15ba1d81575fd99e6f7bcd0260e48d36a1c4d14c9 --- 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 17:14:03,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:14:03,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:14:03,998 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:14:04,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:14:04,005 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:14:04,010 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:14:04,014 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:14:04,016 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:14:04,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:14:04,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:14:04,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:14:04,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:14:04,028 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:14:04,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:14:04,036 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:14:04,038 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:14:04,039 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:14:04,041 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:14:04,047 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:14:04,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:14:04,052 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:14:04,053 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:14:04,054 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:14:04,064 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:14:04,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:14:04,065 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:14:04,067 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:14:04,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:14:04,069 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:14:04,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:14:04,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:14:04,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:14:04,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:14:04,089 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:14:04,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:14:04,090 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:14:04,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:14:04,091 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:14:04,092 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:14:04,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:14:04,098 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 17:14:04,133 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:14:04,133 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:14:04,134 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:14:04,134 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:14:04,135 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:14:04,135 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:14:04,135 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:14:04,135 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:14:04,135 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:14:04,135 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:14:04,135 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:14:04,136 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:14:04,136 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:14:04,136 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:14:04,136 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:14:04,136 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:14:04,137 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:14:04,137 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:14:04,137 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:14:04,137 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:14:04,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:14:04,137 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:14:04,138 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:14:04,138 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:14:04,138 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:14:04,138 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:14:04,138 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:14:04,139 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:14:04,139 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:14:04,139 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_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d33cf51ae449ba0bb3b2aed15ba1d81575fd99e6f7bcd0260e48d36a1c4d14c9 [2022-11-20 17:14:04,539 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:14:04,560 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:14:04,563 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:14:04,564 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:14:04,565 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:14:04,566 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.2.prop1-back-serstep.c [2022-11-20 17:14:07,796 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:14:08,153 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:14:08,154 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.2.prop1-back-serstep.c [2022-11-20 17:14:08,166 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/data/5bda7cc51/94193c2e50f14a0cad489db6f28a8d3c/FLAGb9abc1f27 [2022-11-20 17:14:08,186 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/data/5bda7cc51/94193c2e50f14a0cad489db6f28a8d3c [2022-11-20 17:14:08,192 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:14:08,193 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:14:08,198 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:14:08,198 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:14:08,202 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:14:08,202 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:14:08" (1/1) ... [2022-11-20 17:14:08,204 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@471c9943 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:08, skipping insertion in model container [2022-11-20 17:14:08,204 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:14:08" (1/1) ... [2022-11-20 17:14:08,211 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:14:08,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:14:08,507 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_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:14:08,860 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:14:08,866 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:14:08,877 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_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.2.prop1-back-serstep.c[1014,1027] [2022-11-20 17:14:09,026 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:14:09,038 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:14:09,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:09 WrapperNode [2022-11-20 17:14:09,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:14:09,039 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:14:09,040 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:14:09,040 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:14:09,045 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:09" (1/1) ... [2022-11-20 17:14:09,075 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:09" (1/1) ... [2022-11-20 17:14:09,158 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1361 [2022-11-20 17:14:09,158 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:14:09,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:14:09,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:14:09,159 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:14:09,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:09" (1/1) ... [2022-11-20 17:14:09,196 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:09" (1/1) ... [2022-11-20 17:14:09,207 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:09" (1/1) ... [2022-11-20 17:14:09,222 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:09" (1/1) ... [2022-11-20 17:14:09,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:09" (1/1) ... [2022-11-20 17:14:09,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:09" (1/1) ... [2022-11-20 17:14:09,291 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:09" (1/1) ... [2022-11-20 17:14:09,298 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:09" (1/1) ... [2022-11-20 17:14:09,320 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:14:09,321 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:14:09,321 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:14:09,321 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:14:09,322 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:14:09" (1/1) ... [2022-11-20 17:14:09,335 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:14:09,348 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:14:09,361 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:14:09,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:14:09,413 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:14:09,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:14:09,849 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:14:09,852 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:14:12,167 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:14:12,208 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:14:12,209 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:14:12,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:14:12 BoogieIcfgContainer [2022-11-20 17:14:12,211 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:14:12,213 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:14:12,213 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:14:12,223 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:14:12,223 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:14:12" (1/1) ... [2022-11-20 17:14:12,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:14:12,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:14:12,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:14:12,303 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:14:12,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:14:12,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:14:12,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:14:12,350 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 17:14:12,357 INFO L158 Benchmark]: Toolchain (without parser) took 4162.51ms. Allocated memory was 71.3MB in the beginning and 142.6MB in the end (delta: 71.3MB). Free memory was 46.5MB in the beginning and 97.5MB in the end (delta: -51.0MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2022-11-20 17:14:12,357 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:14:12,358 INFO L158 Benchmark]: CACSL2BoogieTranslator took 840.66ms. Allocated memory is still 71.3MB. Free memory was 46.2MB in the beginning and 38.4MB in the end (delta: 7.8MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2022-11-20 17:14:12,359 INFO L158 Benchmark]: Boogie Procedure Inliner took 118.76ms. Allocated memory is still 71.3MB. Free memory was 38.4MB in the beginning and 28.5MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:14:12,360 INFO L158 Benchmark]: Boogie Preprocessor took 161.77ms. Allocated memory is still 71.3MB. Free memory was 28.5MB in the beginning and 35.7MB in the end (delta: -7.2MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2022-11-20 17:14:12,361 INFO L158 Benchmark]: RCFGBuilder took 2890.49ms. Allocated memory was 71.3MB in the beginning and 142.6MB in the end (delta: 71.3MB). Free memory was 35.7MB in the beginning and 102.7MB in the end (delta: -67.0MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2022-11-20 17:14:12,361 INFO L158 Benchmark]: CodeCheck took 142.20ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 97.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:14:12,371 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 35.1MB in the beginning and 35.1MB in the end (delta: 46.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 840.66ms. Allocated memory is still 71.3MB. Free memory was 46.2MB in the beginning and 38.4MB in the end (delta: 7.8MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 118.76ms. Allocated memory is still 71.3MB. Free memory was 38.4MB in the beginning and 28.5MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 161.77ms. Allocated memory is still 71.3MB. Free memory was 28.5MB in the beginning and 35.7MB in the end (delta: -7.2MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2890.49ms. Allocated memory was 71.3MB in the beginning and 142.6MB in the end (delta: 71.3MB). Free memory was 35.7MB in the beginning and 102.7MB in the end (delta: -67.0MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * CodeCheck took 142.20ms. Allocated memory is still 142.6MB. Free memory was 102.7MB in the beginning and 97.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:14:12,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17897b9e-ee8f-4eba-be5d-f6b8ca391b41/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