./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/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_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/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_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/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 3daf85006eb39846907bcca0323481a4f694a8e438e9e17948a7d017196df538 --- 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 18:28:22,665 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:28:22,667 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:28:22,692 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:28:22,695 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:28:22,699 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:28:22,702 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:28:22,705 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:28:22,707 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:28:22,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:28:22,714 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:28:22,716 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:28:22,717 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:28:22,722 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:28:22,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:28:22,725 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:28:22,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:28:22,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:28:22,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:28:22,736 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:28:22,737 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:28:22,739 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:28:22,741 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:28:22,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:28:22,751 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:28:22,751 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:28:22,752 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:28:22,754 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:28:22,754 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:28:22,755 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:28:22,756 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:28:22,757 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:28:22,759 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:28:22,760 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:28:22,761 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:28:22,762 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:28:22,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:28:22,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:28:22,763 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:28:22,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:28:22,764 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:28:22,765 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 18:28:22,802 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:28:22,806 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:28:22,807 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:28:22,807 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:28:22,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:28:22,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:28:22,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:28:22,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:28:22,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:28:22,810 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:28:22,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:28:22,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:28:22,811 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:28:22,812 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:28:22,812 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:28:22,812 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:28:22,813 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:28:22,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:28:22,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:28:22,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:28:22,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:28:22,814 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:28:22,814 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:28:22,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:28:22,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:28:22,815 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_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3daf85006eb39846907bcca0323481a4f694a8e438e9e17948a7d017196df538 [2022-11-20 18:28:23,093 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:28:23,114 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:28:23,117 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:28:23,118 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:28:23,119 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:28:23,120 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c [2022-11-20 18:28:26,248 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:28:26,679 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:28:26,680 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c [2022-11-20 18:28:26,712 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/data/e7771a181/f6e9343413b64c2f9f37d8afd619b660/FLAGb9edac618 [2022-11-20 18:28:26,725 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/data/e7771a181/f6e9343413b64c2f9f37d8afd619b660 [2022-11-20 18:28:26,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:28:26,729 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:28:26,730 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:28:26,730 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:28:26,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:28:26,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:28:26" (1/1) ... [2022-11-20 18:28:26,737 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26dcf6d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:26, skipping insertion in model container [2022-11-20 18:28:26,738 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:28:26" (1/1) ... [2022-11-20 18:28:26,745 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:28:26,822 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:28:27,000 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_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c[1014,1027] [2022-11-20 18:28:27,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:28:27,403 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:28:27,414 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_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c[1014,1027] [2022-11-20 18:28:27,555 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:28:27,567 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:28:27,568 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:27 WrapperNode [2022-11-20 18:28:27,568 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:28:27,570 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:28:27,570 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:28:27,570 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:28:27,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:27" (1/1) ... [2022-11-20 18:28:27,631 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:27" (1/1) ... [2022-11-20 18:28:27,814 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2091 [2022-11-20 18:28:27,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:28:27,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:28:27,817 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:28:27,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:28:27,826 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:27" (1/1) ... [2022-11-20 18:28:27,831 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:27" (1/1) ... [2022-11-20 18:28:27,846 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:27" (1/1) ... [2022-11-20 18:28:27,847 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:27" (1/1) ... [2022-11-20 18:28:27,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:27" (1/1) ... [2022-11-20 18:28:27,931 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:27" (1/1) ... [2022-11-20 18:28:27,942 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:27" (1/1) ... [2022-11-20 18:28:27,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:27" (1/1) ... [2022-11-20 18:28:27,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:28:27,993 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:28:27,993 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:28:27,993 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:28:27,995 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:28:27" (1/1) ... [2022-11-20 18:28:28,001 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:28:28,011 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:28:28,032 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:28:28,046 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:28:28,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:28:28,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:28:28,618 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:28:28,620 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:32:26,323 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:32:26,361 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:32:26,361 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:32:26,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:32:26 BoogieIcfgContainer [2022-11-20 18:32:26,365 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:32:26,366 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:32:26,366 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:32:26,376 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:32:26,376 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:32:26" (1/1) ... [2022-11-20 18:32:26,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:32:26,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:32:26,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 18:32:26,462 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 18:32:26,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:32:26,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:32:26,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:32:26,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:32:29,036 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 18:32:39,201 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 18:32:49,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 18:32:50,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:32:50,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 18:32:50,801 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 18:32:50,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:32:50,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:32:50,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:35:40,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:35:40,868 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 18:38:11,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 18:38:23,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 18:38:23,409 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 18:38:23,417 INFO L158 Benchmark]: Toolchain (without parser) took 596687.99ms. Allocated memory was 157.3MB in the beginning and 1.7GB in the end (delta: 1.5GB). Free memory was 121.7MB in the beginning and 1.4GB in the end (delta: -1.3GB). Peak memory consumption was 269.5MB. Max. memory is 16.1GB. [2022-11-20 18:38:23,419 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 157.3MB. Free memory was 101.1MB in the beginning and 100.9MB in the end (delta: 199.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:38:23,420 INFO L158 Benchmark]: CACSL2BoogieTranslator took 838.97ms. Allocated memory is still 157.3MB. Free memory was 121.7MB in the beginning and 57.0MB in the end (delta: 64.7MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-11-20 18:38:23,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 246.19ms. Allocated memory was 157.3MB in the beginning and 199.2MB in the end (delta: 41.9MB). Free memory was 57.0MB in the beginning and 142.8MB in the end (delta: -85.8MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2022-11-20 18:38:23,423 INFO L158 Benchmark]: Boogie Preprocessor took 174.44ms. Allocated memory is still 199.2MB. Free memory was 142.8MB in the beginning and 131.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 18:38:23,424 INFO L158 Benchmark]: RCFGBuilder took 238372.35ms. Allocated memory was 199.2MB in the beginning and 973.1MB in the end (delta: 773.8MB). Free memory was 131.2MB in the beginning and 658.6MB in the end (delta: -527.3MB). Peak memory consumption was 578.9MB. Max. memory is 16.1GB. [2022-11-20 18:38:23,425 INFO L158 Benchmark]: CodeCheck took 357050.14ms. Allocated memory was 973.1MB in the beginning and 1.7GB in the end (delta: 710.9MB). Free memory was 658.6MB in the beginning and 1.4GB in the end (delta: -723.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:38:23,440 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 0.26ms. Allocated memory is still 157.3MB. Free memory was 101.1MB in the beginning and 100.9MB in the end (delta: 199.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 838.97ms. Allocated memory is still 157.3MB. Free memory was 121.7MB in the beginning and 57.0MB in the end (delta: 64.7MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 246.19ms. Allocated memory was 157.3MB in the beginning and 199.2MB in the end (delta: 41.9MB). Free memory was 57.0MB in the beginning and 142.8MB in the end (delta: -85.8MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 174.44ms. Allocated memory is still 199.2MB. Free memory was 142.8MB in the beginning and 131.2MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 238372.35ms. Allocated memory was 199.2MB in the beginning and 973.1MB in the end (delta: 773.8MB). Free memory was 131.2MB in the beginning and 658.6MB in the end (delta: -527.3MB). Peak memory consumption was 578.9MB. Max. memory is 16.1GB. * CodeCheck took 357050.14ms. Allocated memory was 973.1MB in the beginning and 1.7GB in the end (delta: 710.9MB). Free memory was 658.6MB in the beginning and 1.4GB in the end (delta: -723.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:38:23,514 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/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_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/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_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/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 3daf85006eb39846907bcca0323481a4f694a8e438e9e17948a7d017196df538 --- 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 18:38:26,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:38:26,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:38:26,409 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:38:26,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:38:26,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:38:26,417 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:38:26,421 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:38:26,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:38:26,429 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:38:26,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:38:26,434 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:38:26,435 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:38:26,436 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:38:26,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:38:26,439 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:38:26,440 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:38:26,441 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:38:26,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:38:26,445 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:38:26,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:38:26,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:38:26,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:38:26,451 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:38:26,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:38:26,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:38:26,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:38:26,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:38:26,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:38:26,459 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:38:26,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:38:26,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:38:26,466 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:38:26,486 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:38:26,487 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:38:26,490 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:38:26,491 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:38:26,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:38:26,492 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:38:26,494 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:38:26,495 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:38:26,496 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 18:38:26,551 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:38:26,552 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:38:26,555 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 18:38:26,555 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 18:38:26,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:38:26,556 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:38:26,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:38:26,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:38:26,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 18:38:26,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:38:26,559 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 18:38:26,559 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 18:38:26,560 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 18:38:26,560 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 18:38:26,560 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 18:38:26,561 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:38:26,561 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 18:38:26,561 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:38:26,562 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:38:26,562 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:38:26,562 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:38:26,563 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:38:26,563 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:38:26,563 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 18:38:26,564 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 18:38:26,564 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 18:38:26,564 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 18:38:26,565 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 18:38:26,565 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 18:38:26,565 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_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3daf85006eb39846907bcca0323481a4f694a8e438e9e17948a7d017196df538 [2022-11-20 18:38:26,994 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:38:27,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:38:27,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:38:27,040 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:38:27,041 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:38:27,044 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c [2022-11-20 18:38:30,905 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:38:31,461 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:38:31,462 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c [2022-11-20 18:38:31,486 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/data/f17cc5fc0/faded6fe42e349c98ffe35272ca987cf/FLAG4a22939b5 [2022-11-20 18:38:31,513 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/data/f17cc5fc0/faded6fe42e349c98ffe35272ca987cf [2022-11-20 18:38:31,517 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:38:31,519 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:38:31,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:38:31,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:38:31,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:38:31,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:38:31" (1/1) ... [2022-11-20 18:38:31,527 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@629aa56f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:31, skipping insertion in model container [2022-11-20 18:38:31,527 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:38:31" (1/1) ... [2022-11-20 18:38:31,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:38:31,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:38:31,844 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_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c[1014,1027] [2022-11-20 18:38:32,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:38:32,372 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:38:32,387 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_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.bakery.3.prop1-back-serstep.c[1014,1027] [2022-11-20 18:38:32,606 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:38:32,632 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:38:32,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:32 WrapperNode [2022-11-20 18:38:32,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:38:32,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:38:32,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:38:32,638 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:38:32,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:32" (1/1) ... [2022-11-20 18:38:32,715 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:32" (1/1) ... [2022-11-20 18:38:32,887 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2091 [2022-11-20 18:38:32,888 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:38:32,889 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:38:32,889 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:38:32,889 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:38:32,901 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:32" (1/1) ... [2022-11-20 18:38:32,901 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:32" (1/1) ... [2022-11-20 18:38:32,914 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:32" (1/1) ... [2022-11-20 18:38:32,914 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:32" (1/1) ... [2022-11-20 18:38:32,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:32" (1/1) ... [2022-11-20 18:38:32,967 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:32" (1/1) ... [2022-11-20 18:38:32,975 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:32" (1/1) ... [2022-11-20 18:38:32,984 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:32" (1/1) ... [2022-11-20 18:38:33,038 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:38:33,039 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:38:33,039 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:38:33,039 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:38:33,040 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:38:32" (1/1) ... [2022-11-20 18:38:33,048 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:38:33,063 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:38:33,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:38:33,102 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:38:33,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:38:33,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:38:33,861 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:38:33,863 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:38:38,555 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:38:38,602 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:38:38,603 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 18:38:38,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:38:38 BoogieIcfgContainer [2022-11-20 18:38:38,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:38:38,607 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:38:38,607 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:38:38,637 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:38:38,638 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:38:38" (1/1) ... [2022-11-20 18:38:38,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:38:38,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:38:38,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 18:38:38,748 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 18:38:38,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:38:38,751 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:38:38,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:38:38,805 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 18:38:38,813 INFO L158 Benchmark]: Toolchain (without parser) took 7293.20ms. Allocated memory was 83.9MB in the beginning and 192.9MB in the end (delta: 109.1MB). Free memory was 59.7MB in the beginning and 141.8MB in the end (delta: -82.1MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2022-11-20 18:38:38,814 INFO L158 Benchmark]: CDTParser took 0.87ms. Allocated memory is still 60.8MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:38:38,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1114.03ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 41.1MB in the end (delta: 18.3MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2022-11-20 18:38:38,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 251.70ms. Allocated memory is still 83.9MB. Free memory was 41.1MB in the beginning and 44.1MB in the end (delta: -3.0MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2022-11-20 18:38:38,817 INFO L158 Benchmark]: Boogie Preprocessor took 149.32ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 34.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 18:38:38,818 INFO L158 Benchmark]: RCFGBuilder took 5567.31ms. Allocated memory was 83.9MB in the beginning and 192.9MB in the end (delta: 109.1MB). Free memory was 34.7MB in the beginning and 57.6MB in the end (delta: -22.9MB). Peak memory consumption was 90.6MB. Max. memory is 16.1GB. [2022-11-20 18:38:38,819 INFO L158 Benchmark]: CodeCheck took 204.27ms. Allocated memory is still 192.9MB. Free memory was 57.6MB in the beginning and 141.8MB in the end (delta: -84.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 18:38:38,830 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 0.87ms. Allocated memory is still 60.8MB. Free memory is still 39.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1114.03ms. Allocated memory is still 83.9MB. Free memory was 59.4MB in the beginning and 41.1MB in the end (delta: 18.3MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 251.70ms. Allocated memory is still 83.9MB. Free memory was 41.1MB in the beginning and 44.1MB in the end (delta: -3.0MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 149.32ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 34.7MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 5567.31ms. Allocated memory was 83.9MB in the beginning and 192.9MB in the end (delta: 109.1MB). Free memory was 34.7MB in the beginning and 57.6MB in the end (delta: -22.9MB). Peak memory consumption was 90.6MB. Max. memory is 16.1GB. * CodeCheck took 204.27ms. Allocated memory is still 192.9MB. Free memory was 57.6MB in the beginning and 141.8MB in the end (delta: -84.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 18:38:38,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bd8033c7-cf5b-430b-b2c1-5fa5a26db2dc/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