./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a7cec347b2fe2cb7784a133c54b33c6c1d5895448229e1833a503fb8cc07b344 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:37:32,944 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:37:32,946 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:37:32,989 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:37:32,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:37:32,994 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:37:32,996 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:37:33,000 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:37:33,002 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:37:33,005 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:37:33,008 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:37:33,010 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:37:33,011 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:37:33,016 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:37:33,017 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:37:33,020 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:37:33,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:37:33,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:37:33,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:37:33,030 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:37:33,032 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:37:33,035 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:37:33,036 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:37:33,037 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:37:33,045 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:37:33,046 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:37:33,047 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:37:33,049 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:37:33,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:37:33,052 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:37:33,053 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:37:33,054 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:37:33,056 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:37:33,057 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:37:33,058 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:37:33,059 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:37:33,059 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:37:33,060 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:37:33,060 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:37:33,062 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:37:33,062 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:37:33,063 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 22:37:33,104 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:37:33,104 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:37:33,106 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:37:33,106 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:37:33,107 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:37:33,107 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:37:33,107 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:37:33,107 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:37:33,108 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:37:33,108 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:37:33,109 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:37:33,109 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:37:33,109 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:37:33,110 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:37:33,110 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:37:33,110 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:37:33,110 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:37:33,110 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:37:33,111 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:37:33,111 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:37:33,111 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:37:33,111 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:37:33,112 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:37:33,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:37:33,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:37:33,112 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_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7cec347b2fe2cb7784a133c54b33c6c1d5895448229e1833a503fb8cc07b344 [2022-11-21 22:37:33,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:37:33,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:37:33,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:37:33,388 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:37:33,388 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:37:33,390 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c [2022-11-21 22:37:36,586 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:37:37,001 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:37:37,002 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c [2022-11-21 22:37:37,023 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/data/67be3989b/d55828db8fac433cbaaa21cff2c38fb6/FLAGe10f4f26e [2022-11-21 22:37:37,042 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/data/67be3989b/d55828db8fac433cbaaa21cff2c38fb6 [2022-11-21 22:37:37,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:37:37,047 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:37:37,051 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:37:37,051 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:37:37,054 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:37:37,055 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:37:37" (1/1) ... [2022-11-21 22:37:37,056 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b466ffa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:37, skipping insertion in model container [2022-11-21 22:37:37,056 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:37:37" (1/1) ... [2022-11-21 22:37:37,064 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:37:37,138 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:37:37,365 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_ff5ced35-e1b4-47f4-8243-242ab719ffea/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c[1014,1027] [2022-11-21 22:37:37,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:37:37,796 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:37:37,809 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_ff5ced35-e1b4-47f4-8243-242ab719ffea/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c[1014,1027] [2022-11-21 22:37:37,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:37:37,962 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:37:37,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:37 WrapperNode [2022-11-21 22:37:37,963 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:37:37,964 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:37:37,965 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:37:37,965 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:37:37,973 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:37" (1/1) ... [2022-11-21 22:37:38,023 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:37" (1/1) ... [2022-11-21 22:37:38,138 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1669 [2022-11-21 22:37:38,138 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:37:38,139 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:37:38,139 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:37:38,139 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:37:38,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:37" (1/1) ... [2022-11-21 22:37:38,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:37" (1/1) ... [2022-11-21 22:37:38,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:37" (1/1) ... [2022-11-21 22:37:38,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:37" (1/1) ... [2022-11-21 22:37:38,203 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:37" (1/1) ... [2022-11-21 22:37:38,208 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:37" (1/1) ... [2022-11-21 22:37:38,217 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:37" (1/1) ... [2022-11-21 22:37:38,227 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:37" (1/1) ... [2022-11-21 22:37:38,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:37:38,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:37:38,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:37:38,246 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:37:38,247 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:37:37" (1/1) ... [2022-11-21 22:37:38,253 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:37:38,265 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:37:38,284 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:37:38,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:37:38,335 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:37:38,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:37:38,964 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:37:38,966 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:39:45,831 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:39:45,862 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:39:45,862 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:39:45,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:39:45 BoogieIcfgContainer [2022-11-21 22:39:45,865 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:39:45,866 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:39:45,867 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:39:45,878 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:39:45,878 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:39:45" (1/1) ... [2022-11-21 22:39:45,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:39:45,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:39:45,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:39:45,970 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:39:45,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:39:45,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:39:45,978 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:39:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:39:49,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 22:39:59,273 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-21 22:40:09,371 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-21 22:40:12,248 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 22:40:12,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:12,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-21 22:40:12,292 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-21 22:40:12,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 22:40:12,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:12,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:23,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 22:40:23,495 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:40:23,503 INFO L158 Benchmark]: Toolchain (without parser) took 166456.27ms. Allocated memory was 136.3MB in the beginning and 838.9MB in the end (delta: 702.5MB). Free memory was 93.1MB in the beginning and 286.7MB in the end (delta: -193.6MB). Peak memory consumption was 510.3MB. Max. memory is 16.1GB. [2022-11-21 22:40:23,505 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 100.7MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:40:23,505 INFO L158 Benchmark]: CACSL2BoogieTranslator took 913.01ms. Allocated memory is still 136.3MB. Free memory was 92.7MB in the beginning and 86.2MB in the end (delta: 6.6MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2022-11-21 22:40:23,506 INFO L158 Benchmark]: Boogie Procedure Inliner took 174.01ms. Allocated memory is still 136.3MB. Free memory was 86.2MB in the beginning and 65.2MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-11-21 22:40:23,507 INFO L158 Benchmark]: Boogie Preprocessor took 106.12ms. Allocated memory is still 136.3MB. Free memory was 65.2MB in the beginning and 55.3MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 22:40:23,508 INFO L158 Benchmark]: RCFGBuilder took 127619.38ms. Allocated memory was 136.3MB in the beginning and 838.9MB in the end (delta: 702.5MB). Free memory was 55.3MB in the beginning and 421.7MB in the end (delta: -366.4MB). Peak memory consumption was 477.2MB. Max. memory is 16.1GB. [2022-11-21 22:40:23,509 INFO L158 Benchmark]: CodeCheck took 37636.19ms. Allocated memory is still 838.9MB. Free memory was 421.7MB in the beginning and 286.7MB in the end (delta: 134.9MB). Peak memory consumption was 136.0MB. Max. memory is 16.1GB. [2022-11-21 22:40:23,519 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 100.7MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 913.01ms. Allocated memory is still 136.3MB. Free memory was 92.7MB in the beginning and 86.2MB in the end (delta: 6.6MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 174.01ms. Allocated memory is still 136.3MB. Free memory was 86.2MB in the beginning and 65.2MB in the end (delta: 20.9MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 106.12ms. Allocated memory is still 136.3MB. Free memory was 65.2MB in the beginning and 55.3MB in the end (delta: 10.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 127619.38ms. Allocated memory was 136.3MB in the beginning and 838.9MB in the end (delta: 702.5MB). Free memory was 55.3MB in the beginning and 421.7MB in the end (delta: -366.4MB). Peak memory consumption was 477.2MB. Max. memory is 16.1GB. * CodeCheck took 37636.19ms. Allocated memory is still 838.9MB. Free memory was 421.7MB in the beginning and 286.7MB in the end (delta: 134.9MB). Peak memory consumption was 136.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:40:23,732 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-21 22:40:23,775 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 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_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a7cec347b2fe2cb7784a133c54b33c6c1d5895448229e1833a503fb8cc07b344 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:40:26,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:40:26,177 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:40:26,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:40:26,223 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:40:26,227 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:40:26,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:40:26,234 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:40:26,237 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:40:26,242 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:40:26,244 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:40:26,246 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:40:26,247 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:40:26,249 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:40:26,251 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:40:26,255 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:40:26,259 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:40:26,260 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:40:26,262 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:40:26,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:40:26,269 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:40:26,271 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:40:26,274 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:40:26,276 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:40:26,283 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:40:26,288 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:40:26,289 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:40:26,290 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:40:26,292 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:40:26,293 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:40:26,293 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:40:26,294 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:40:26,296 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:40:26,297 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:40:26,299 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:40:26,317 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:40:26,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:40:26,319 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:40:26,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:40:26,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:40:26,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:40:26,322 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 22:40:26,365 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:40:26,365 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:40:26,367 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:40:26,367 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:40:26,368 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:40:26,368 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:40:26,369 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:40:26,369 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:40:26,369 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:40:26,369 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:40:26,370 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:40:26,371 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:40:26,371 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:40:26,371 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:40:26,372 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:40:26,372 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:40:26,372 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:40:26,372 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:40:26,373 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:40:26,373 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:40:26,373 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:40:26,373 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:40:26,374 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:40:26,374 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:40:26,374 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:40:26,374 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:40:26,375 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:40:26,375 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:40:26,375 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:40:26,375 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_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a7cec347b2fe2cb7784a133c54b33c6c1d5895448229e1833a503fb8cc07b344 [2022-11-21 22:40:26,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:40:26,812 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:40:26,815 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:40:26,817 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:40:26,818 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:40:26,820 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c [2022-11-21 22:40:29,923 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:40:30,291 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:40:30,292 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c [2022-11-21 22:40:30,324 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/data/edc2d8918/82e5497b4a1e4a64aa7339736db78a3c/FLAGfc1d47146 [2022-11-21 22:40:30,340 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/data/edc2d8918/82e5497b4a1e4a64aa7339736db78a3c [2022-11-21 22:40:30,345 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:40:30,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:40:30,350 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:40:30,350 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:40:30,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:40:30,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:40:30" (1/1) ... [2022-11-21 22:40:30,356 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31b40372 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:30, skipping insertion in model container [2022-11-21 22:40:30,360 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:40:30" (1/1) ... [2022-11-21 22:40:30,369 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:40:30,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:40:30,699 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_ff5ced35-e1b4-47f4-8243-242ab719ffea/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c[1014,1027] [2022-11-21 22:40:31,119 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:40:31,140 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:40:31,152 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_ff5ced35-e1b4-47f4-8243-242ab719ffea/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.protocols.5.prop1-back-serstep.c[1014,1027] [2022-11-21 22:40:31,240 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:40:31,253 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:40:31,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:31 WrapperNode [2022-11-21 22:40:31,254 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:40:31,256 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:40:31,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:40:31,259 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:40:31,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:31" (1/1) ... [2022-11-21 22:40:31,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:31" (1/1) ... [2022-11-21 22:40:31,465 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1669 [2022-11-21 22:40:31,465 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:40:31,466 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:40:31,466 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:40:31,467 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:40:31,477 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:31" (1/1) ... [2022-11-21 22:40:31,477 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:31" (1/1) ... [2022-11-21 22:40:31,486 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:31" (1/1) ... [2022-11-21 22:40:31,487 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:31" (1/1) ... [2022-11-21 22:40:31,519 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:31" (1/1) ... [2022-11-21 22:40:31,525 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:31" (1/1) ... [2022-11-21 22:40:31,531 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:31" (1/1) ... [2022-11-21 22:40:31,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:31" (1/1) ... [2022-11-21 22:40:31,550 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:40:31,551 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:40:31,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:40:31,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:40:31,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:40:31" (1/1) ... [2022-11-21 22:40:31,559 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:40:31,591 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:40:31,623 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:40:31,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:40:31,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:40:31,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:40:32,098 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:40:32,101 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:40:34,887 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:40:34,923 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:40:34,923 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:40:34,926 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:40:34 BoogieIcfgContainer [2022-11-21 22:40:34,926 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:40:34,927 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:40:34,927 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:40:34,938 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:40:34,938 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:40:34" (1/1) ... [2022-11-21 22:40:34,948 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:40:35,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:40:35,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 22:40:35,009 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 22:40:35,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 22:40:35,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:40:35,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:40:35,068 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:40:35,075 INFO L158 Benchmark]: Toolchain (without parser) took 4727.40ms. Allocated memory was 94.4MB in the beginning and 144.7MB in the end (delta: 50.3MB). Free memory was 70.0MB in the beginning and 84.8MB in the end (delta: -14.8MB). Peak memory consumption was 36.4MB. Max. memory is 16.1GB. [2022-11-21 22:40:35,076 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 67.1MB. Free memory was 45.6MB in the beginning and 45.6MB in the end (delta: 60.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:40:35,076 INFO L158 Benchmark]: CACSL2BoogieTranslator took 905.81ms. Allocated memory is still 94.4MB. Free memory was 69.8MB in the beginning and 45.0MB in the end (delta: 24.8MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2022-11-21 22:40:35,077 INFO L158 Benchmark]: Boogie Procedure Inliner took 209.49ms. Allocated memory is still 94.4MB. Free memory was 45.0MB in the beginning and 60.0MB in the end (delta: -15.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-11-21 22:40:35,079 INFO L158 Benchmark]: Boogie Preprocessor took 84.15ms. Allocated memory is still 94.4MB. Free memory was 60.0MB in the beginning and 52.4MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 22:40:35,080 INFO L158 Benchmark]: RCFGBuilder took 3374.94ms. Allocated memory was 94.4MB in the beginning and 144.7MB in the end (delta: 50.3MB). Free memory was 52.4MB in the beginning and 91.1MB in the end (delta: -38.8MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2022-11-21 22:40:35,081 INFO L158 Benchmark]: CodeCheck took 146.59ms. Allocated memory is still 144.7MB. Free memory was 91.1MB in the beginning and 84.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:40:35,092 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 0.36ms. Allocated memory is still 67.1MB. Free memory was 45.6MB in the beginning and 45.6MB in the end (delta: 60.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 905.81ms. Allocated memory is still 94.4MB. Free memory was 69.8MB in the beginning and 45.0MB in the end (delta: 24.8MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 209.49ms. Allocated memory is still 94.4MB. Free memory was 45.0MB in the beginning and 60.0MB in the end (delta: -15.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 84.15ms. Allocated memory is still 94.4MB. Free memory was 60.0MB in the beginning and 52.4MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3374.94ms. Allocated memory was 94.4MB in the beginning and 144.7MB in the end (delta: 50.3MB). Free memory was 52.4MB in the beginning and 91.1MB in the end (delta: -38.8MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * CodeCheck took 146.59ms. Allocated memory is still 144.7MB. Free memory was 91.1MB in the beginning and 84.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:40:35,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ff5ced35-e1b4-47f4-8243-242ab719ffea/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared