./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/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_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/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_df65ff5b-ff3d-42e4-9c39-083de81b74dc/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 1e9585fba4353f9eb0d9ce20b2d18e52cf42e337a5d86b337a48651a679412e2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:38:04,535 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:38:04,537 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:38:04,576 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:38:04,576 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:38:04,580 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:38:04,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:38:04,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:38:04,588 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:38:04,593 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:38:04,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:38:04,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:38:04,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:38:04,600 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:38:04,602 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:38:04,603 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:38:04,605 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:38:04,606 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:38:04,608 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:38:04,614 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:38:04,616 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:38:04,618 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:38:04,619 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:38:04,620 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:38:04,630 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:38:04,630 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:38:04,631 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:38:04,632 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:38:04,633 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:38:04,634 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:38:04,634 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:38:04,635 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:38:04,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:38:04,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:38:04,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:38:04,641 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:38:04,642 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:38:04,642 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:38:04,643 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:38:04,644 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:38:04,645 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:38:04,646 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:38:04,685 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:38:04,686 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:38:04,687 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:38:04,687 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:38:04,688 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:38:04,688 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:38:04,689 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:38:04,689 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:38:04,689 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:38:04,689 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:38:04,690 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:38:04,691 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:38:04,691 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:38:04,691 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:38:04,692 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:38:04,692 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:38:04,692 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:38:04,692 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:38:04,693 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:38:04,693 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:38:04,693 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:38:04,693 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:38:04,694 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:38:04,694 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:38:04,694 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:38:04,694 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_df65ff5b-ff3d-42e4-9c39-083de81b74dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e9585fba4353f9eb0d9ce20b2d18e52cf42e337a5d86b337a48651a679412e2 [2022-11-20 17:38:04,979 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:38:05,017 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:38:05,019 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:38:05,021 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:38:05,021 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:38:05,023 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-back-serstep.c [2022-11-20 17:38:08,274 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:38:08,634 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:38:08,634 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-back-serstep.c [2022-11-20 17:38:08,652 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/data/4ad4cd5f0/fa60b9620274477da91154d39cf94769/FLAGc4e708f04 [2022-11-20 17:38:08,666 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/data/4ad4cd5f0/fa60b9620274477da91154d39cf94769 [2022-11-20 17:38:08,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:38:08,671 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:38:08,672 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:38:08,672 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:38:08,676 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:38:08,677 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:38:08" (1/1) ... [2022-11-20 17:38:08,678 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@161daafc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:38:08, skipping insertion in model container [2022-11-20 17:38:08,678 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:38:08" (1/1) ... [2022-11-20 17:38:08,686 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:38:08,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:38:08,930 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_df65ff5b-ff3d-42e4-9c39-083de81b74dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-back-serstep.c[1014,1027] [2022-11-20 17:38:09,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:38:09,380 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:38:09,392 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_df65ff5b-ff3d-42e4-9c39-083de81b74dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-back-serstep.c[1014,1027] [2022-11-20 17:38:09,571 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:38:09,584 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:38:09,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:38:09 WrapperNode [2022-11-20 17:38:09,585 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:38:09,587 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:38:09,587 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:38:09,588 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:38:09,596 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:38:09" (1/1) ... [2022-11-20 17:38:09,652 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:38:09" (1/1) ... [2022-11-20 17:38:09,843 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1949 [2022-11-20 17:38:09,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:38:09,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:38:09,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:38:09,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:38:09,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:38:09" (1/1) ... [2022-11-20 17:38:09,855 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:38:09" (1/1) ... [2022-11-20 17:38:09,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:38:09" (1/1) ... [2022-11-20 17:38:09,871 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:38:09" (1/1) ... [2022-11-20 17:38:09,923 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:38:09" (1/1) ... [2022-11-20 17:38:09,944 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:38:09" (1/1) ... [2022-11-20 17:38:09,959 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:38:09" (1/1) ... [2022-11-20 17:38:09,977 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:38:09" (1/1) ... [2022-11-20 17:38:10,000 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:38:10,002 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:38:10,002 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:38:10,003 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:38:10,004 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:38:09" (1/1) ... [2022-11-20 17:38:10,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:38:10,022 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:38:10,038 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:38:10,062 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:38:10,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:38:10,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:38:10,600 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:38:10,602 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:40:12,903 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:40:12,951 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:40:12,951 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:40:12,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:40:12 BoogieIcfgContainer [2022-11-20 17:40:12,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:40:12,957 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:40:12,957 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:40:12,967 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:40:12,967 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:40:12" (1/1) ... [2022-11-20 17:40:12,987 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:40:13,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:13,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:40:13,059 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:40:13,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:40:13,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:13,063 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:40:13,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:40:16,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:40:26,410 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 17:40:36,539 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.13s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:40:39,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.32s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:40:39,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:40:39,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 17:40:39,051 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 17:40:39,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:40:39,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:40:39,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:42:41,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:42:41,197 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-20 17:44:29,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-20 17:44:40,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 17:44:40,518 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:44:40,525 INFO L158 Benchmark]: Toolchain (without parser) took 391853.45ms. Allocated memory was 159.4MB in the beginning and 1.7GB in the end (delta: 1.6GB). Free memory was 116.9MB in the beginning and 812.7MB in the end (delta: -695.8MB). Peak memory consumption was 863.9MB. Max. memory is 16.1GB. [2022-11-20 17:44:40,526 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 159.4MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:44:40,526 INFO L158 Benchmark]: CACSL2BoogieTranslator took 914.25ms. Allocated memory is still 159.4MB. Free memory was 116.5MB in the beginning and 56.7MB in the end (delta: 59.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2022-11-20 17:44:40,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 256.42ms. Allocated memory was 159.4MB in the beginning and 216.0MB in the end (delta: 56.6MB). Free memory was 56.7MB in the beginning and 164.9MB in the end (delta: -108.2MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. [2022-11-20 17:44:40,528 INFO L158 Benchmark]: Boogie Preprocessor took 156.17ms. Allocated memory is still 216.0MB. Free memory was 164.9MB in the beginning and 155.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 17:44:40,529 INFO L158 Benchmark]: RCFGBuilder took 122954.23ms. Allocated memory was 216.0MB in the beginning and 685.8MB in the end (delta: 469.8MB). Free memory was 155.4MB in the beginning and 347.8MB in the end (delta: -192.4MB). Peak memory consumption was 413.7MB. Max. memory is 16.1GB. [2022-11-20 17:44:40,532 INFO L158 Benchmark]: CodeCheck took 267566.74ms. Allocated memory was 685.8MB in the beginning and 1.7GB in the end (delta: 1.0GB). Free memory was 347.8MB in the beginning and 812.7MB in the end (delta: -464.9MB). Peak memory consumption was 566.9MB. Max. memory is 16.1GB. [2022-11-20 17:44:40,539 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 0.29ms. Allocated memory is still 159.4MB. Free memory is still 103.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 914.25ms. Allocated memory is still 159.4MB. Free memory was 116.5MB in the beginning and 56.7MB in the end (delta: 59.8MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 256.42ms. Allocated memory was 159.4MB in the beginning and 216.0MB in the end (delta: 56.6MB). Free memory was 56.7MB in the beginning and 164.9MB in the end (delta: -108.2MB). Peak memory consumption was 23.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 156.17ms. Allocated memory is still 216.0MB. Free memory was 164.9MB in the beginning and 155.4MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 122954.23ms. Allocated memory was 216.0MB in the beginning and 685.8MB in the end (delta: 469.8MB). Free memory was 155.4MB in the beginning and 347.8MB in the end (delta: -192.4MB). Peak memory consumption was 413.7MB. Max. memory is 16.1GB. * CodeCheck took 267566.74ms. Allocated memory was 685.8MB in the beginning and 1.7GB in the end (delta: 1.0GB). Free memory was 347.8MB in the beginning and 812.7MB in the end (delta: -464.9MB). Peak memory consumption was 566.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:44:40,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/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_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/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_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/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_df65ff5b-ff3d-42e4-9c39-083de81b74dc/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 1e9585fba4353f9eb0d9ce20b2d18e52cf42e337a5d86b337a48651a679412e2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:44:43,065 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:44:43,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:44:43,109 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:44:43,110 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:44:43,114 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:44:43,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:44:43,120 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:44:43,122 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:44:43,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:44:43,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:44:43,132 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:44:43,132 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:44:43,135 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:44:43,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:44:43,145 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:44:43,146 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:44:43,147 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:44:43,148 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:44:43,152 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:44:43,155 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:44:43,156 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:44:43,157 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:44:43,158 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:44:43,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:44:43,161 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:44:43,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:44:43,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:44:43,163 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:44:43,164 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:44:43,164 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:44:43,165 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:44:43,165 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:44:43,166 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:44:43,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:44:43,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:44:43,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:44:43,180 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:44:43,180 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:44:43,181 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:44:43,182 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:44:43,183 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 17:44:43,223 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:44:43,224 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:44:43,226 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:44:43,226 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:44:43,227 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:44:43,227 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:44:43,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:44:43,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:44:43,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:44:43,229 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:44:43,230 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:44:43,230 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:44:43,230 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:44:43,230 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:44:43,231 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:44:43,231 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:44:43,231 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:44:43,231 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:44:43,232 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:44:43,232 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:44:43,232 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:44:43,232 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:44:43,233 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:44:43,233 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:44:43,233 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:44:43,233 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:44:43,234 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:44:43,234 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:44:43,234 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:44:43,234 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_df65ff5b-ff3d-42e4-9c39-083de81b74dc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1e9585fba4353f9eb0d9ce20b2d18e52cf42e337a5d86b337a48651a679412e2 [2022-11-20 17:44:43,663 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:44:43,686 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:44:43,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:44:43,690 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:44:43,691 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:44:43,692 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-back-serstep.c [2022-11-20 17:44:46,696 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:44:47,093 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:44:47,093 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-back-serstep.c [2022-11-20 17:44:47,110 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/data/9e01e9b71/fc6a3a4551734883ba0087f9bbf554f5/FLAG94faf724e [2022-11-20 17:44:47,130 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/data/9e01e9b71/fc6a3a4551734883ba0087f9bbf554f5 [2022-11-20 17:44:47,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:44:47,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:44:47,135 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:44:47,135 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:44:47,139 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:44:47,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:44:47" (1/1) ... [2022-11-20 17:44:47,140 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@255dd47f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:47, skipping insertion in model container [2022-11-20 17:44:47,141 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:44:47" (1/1) ... [2022-11-20 17:44:47,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:44:47,231 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:44:47,455 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_df65ff5b-ff3d-42e4-9c39-083de81b74dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-back-serstep.c[1014,1027] [2022-11-20 17:44:47,872 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:44:47,887 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:44:47,897 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_df65ff5b-ff3d-42e4-9c39-083de81b74dc/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator_planning.1.prop1-back-serstep.c[1014,1027] [2022-11-20 17:44:48,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:44:48,065 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:44:48,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:48 WrapperNode [2022-11-20 17:44:48,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:44:48,068 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:44:48,068 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:44:48,069 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:44:48,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:48" (1/1) ... [2022-11-20 17:44:48,134 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:48" (1/1) ... [2022-11-20 17:44:48,271 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1949 [2022-11-20 17:44:48,271 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:44:48,272 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:44:48,272 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:44:48,272 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:44:48,281 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:48" (1/1) ... [2022-11-20 17:44:48,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:48" (1/1) ... [2022-11-20 17:44:48,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:48" (1/1) ... [2022-11-20 17:44:48,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:48" (1/1) ... [2022-11-20 17:44:48,329 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:48" (1/1) ... [2022-11-20 17:44:48,377 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:48" (1/1) ... [2022-11-20 17:44:48,384 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:48" (1/1) ... [2022-11-20 17:44:48,391 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:48" (1/1) ... [2022-11-20 17:44:48,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:44:48,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:44:48,406 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:44:48,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:44:48,407 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:44:48" (1/1) ... [2022-11-20 17:44:48,413 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:44:48,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:44:48,444 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:44:48,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:44:48,530 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:44:48,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:44:49,027 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:44:49,029 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:44:51,995 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:44:52,031 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:44:52,031 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:44:52,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:44:52 BoogieIcfgContainer [2022-11-20 17:44:52,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:44:52,034 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:44:52,035 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:44:52,044 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:44:52,044 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:44:52" (1/1) ... [2022-11-20 17:44:52,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:44:52,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:44:52,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:44:52,116 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:44:52,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:44:52,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:44:52,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:44:52,164 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:44:52,168 INFO L158 Benchmark]: Toolchain (without parser) took 5033.20ms. Allocated memory was 65.0MB in the beginning and 172.0MB in the end (delta: 107.0MB). Free memory was 33.1MB in the beginning and 91.3MB in the end (delta: -58.2MB). Peak memory consumption was 47.0MB. Max. memory is 16.1GB. [2022-11-20 17:44:52,169 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:44:52,169 INFO L158 Benchmark]: CACSL2BoogieTranslator took 932.11ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 33.0MB in the beginning and 50.7MB in the end (delta: -17.7MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2022-11-20 17:44:52,170 INFO L158 Benchmark]: Boogie Procedure Inliner took 203.33ms. Allocated memory is still 83.9MB. Free memory was 50.7MB in the beginning and 37.2MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:44:52,171 INFO L158 Benchmark]: Boogie Preprocessor took 133.66ms. Allocated memory is still 83.9MB. Free memory was 37.2MB in the beginning and 45.0MB in the end (delta: -7.9MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2022-11-20 17:44:52,171 INFO L158 Benchmark]: RCFGBuilder took 3627.35ms. Allocated memory was 83.9MB in the beginning and 172.0MB in the end (delta: 88.1MB). Free memory was 44.7MB in the beginning and 97.6MB in the end (delta: -52.9MB). Peak memory consumption was 89.0MB. Max. memory is 16.1GB. [2022-11-20 17:44:52,172 INFO L158 Benchmark]: CodeCheck took 132.07ms. Allocated memory is still 172.0MB. Free memory was 96.5MB in the beginning and 91.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 17:44:52,175 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 0.18ms. Allocated memory is still 65.0MB. Free memory was 43.3MB in the beginning and 43.3MB in the end (delta: 41.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 932.11ms. Allocated memory was 65.0MB in the beginning and 83.9MB in the end (delta: 18.9MB). Free memory was 33.0MB in the beginning and 50.7MB in the end (delta: -17.7MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 203.33ms. Allocated memory is still 83.9MB. Free memory was 50.7MB in the beginning and 37.2MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 133.66ms. Allocated memory is still 83.9MB. Free memory was 37.2MB in the beginning and 45.0MB in the end (delta: -7.9MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3627.35ms. Allocated memory was 83.9MB in the beginning and 172.0MB in the end (delta: 88.1MB). Free memory was 44.7MB in the beginning and 97.6MB in the end (delta: -52.9MB). Peak memory consumption was 89.0MB. Max. memory is 16.1GB. * CodeCheck took 132.07ms. Allocated memory is still 172.0MB. Free memory was 96.5MB in the beginning and 91.3MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:44:52,204 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df65ff5b-ff3d-42e4-9c39-083de81b74dc/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