./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.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_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/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_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/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_3b831cfa-fb56-4b53-8478-d7dd4616e073/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 712832c0e7cea33f9b73bfa41e9e1356c1223ddc80949b652752b7492519f14e --- 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 17:15:28,523 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:15:28,526 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:15:28,568 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:15:28,569 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:15:28,572 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:15:28,575 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:15:28,576 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:15:28,578 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:15:28,579 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:15:28,580 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:15:28,581 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:15:28,581 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:15:28,583 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:15:28,586 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:15:28,588 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:15:28,590 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:15:28,595 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:15:28,597 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:15:28,604 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:15:28,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:15:28,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:15:28,612 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:15:28,613 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:15:28,623 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:15:28,624 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:15:28,624 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:15:28,627 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:15:28,627 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:15:28,628 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:15:28,629 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:15:28,629 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:15:28,631 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:15:28,632 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:15:28,634 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:15:28,635 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:15:28,636 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:15:28,636 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:15:28,637 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:15:28,637 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:15:28,638 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:15:28,639 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-20 17:15:28,676 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:15:28,676 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:15:28,678 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:15:28,678 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:15:28,679 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:15:28,679 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:15:28,680 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:15:28,680 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:15:28,680 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:15:28,680 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:15:28,681 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:15:28,682 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:15:28,682 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:15:28,682 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:15:28,683 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:15:28,683 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:15:28,683 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:15:28,684 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:15:28,684 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:15:28,684 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:15:28,684 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:15:28,684 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:15:28,685 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:15:28,685 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:15:28,685 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:15:28,685 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_3b831cfa-fb56-4b53-8478-d7dd4616e073/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 712832c0e7cea33f9b73bfa41e9e1356c1223ddc80949b652752b7492519f14e [2022-11-20 17:15:28,959 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:15:28,980 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:15:28,982 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:15:28,984 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:15:28,984 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:15:28,985 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c [2022-11-20 17:15:32,091 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:15:32,549 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:15:32,550 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c [2022-11-20 17:15:32,575 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/data/f568965fe/fcf32b0e10624c68b9b192b68c55e008/FLAG2b7409c2d [2022-11-20 17:15:32,593 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/data/f568965fe/fcf32b0e10624c68b9b192b68c55e008 [2022-11-20 17:15:32,595 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:15:32,597 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:15:32,601 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:15:32,601 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:15:32,605 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:15:32,606 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:15:32" (1/1) ... [2022-11-20 17:15:32,607 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bd52c79 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:32, skipping insertion in model container [2022-11-20 17:15:32,607 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:15:32" (1/1) ... [2022-11-20 17:15:32,616 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:15:32,720 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:15:33,012 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_3b831cfa-fb56-4b53-8478-d7dd4616e073/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c[1014,1027] [2022-11-20 17:15:33,504 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:15:33,511 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:15:33,522 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_3b831cfa-fb56-4b53-8478-d7dd4616e073/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c[1014,1027] [2022-11-20 17:15:33,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:15:33,723 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:15:33,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33 WrapperNode [2022-11-20 17:15:33,724 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:15:33,726 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:15:33,726 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:15:33,727 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:15:33,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2022-11-20 17:15:33,802 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2022-11-20 17:15:34,051 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2780 [2022-11-20 17:15:34,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:15:34,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:15:34,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:15:34,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:15:34,065 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2022-11-20 17:15:34,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2022-11-20 17:15:34,085 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2022-11-20 17:15:34,086 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2022-11-20 17:15:34,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2022-11-20 17:15:34,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2022-11-20 17:15:34,210 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2022-11-20 17:15:34,221 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2022-11-20 17:15:34,252 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:15:34,254 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:15:34,254 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:15:34,254 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:15:34,256 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:33" (1/1) ... [2022-11-20 17:15:34,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:15:34,278 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:15:34,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:15:34,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:15:34,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:15:34,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:15:35,010 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:15:35,013 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:25:26,379 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:25:26,419 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:25:26,420 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:25:26,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:25:26 BoogieIcfgContainer [2022-11-20 17:25:26,422 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:25:26,423 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:25:26,423 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:25:26,433 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:25:26,433 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:25:26" (1/1) ... [2022-11-20 17:25:26,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:25:26,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:26,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:25:26,507 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:25:26,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:25:26,515 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:26,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:28,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:32,595 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 17:25:42,843 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.21s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 17:25:52,963 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-20 17:25:57,038 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-20 17:25:57,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:57,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-20 17:25:57,071 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-20 17:25:57,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 17:25:57,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:57,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:08,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-20 17:26:08,883 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 17:26:08,887 INFO L158 Benchmark]: Toolchain (without parser) took 636289.49ms. Allocated memory was 148.9MB in the beginning and 1.1GB in the end (delta: 952.1MB). Free memory was 104.7MB in the beginning and 817.2MB in the end (delta: -712.5MB). Peak memory consumption was 240.7MB. Max. memory is 16.1GB. [2022-11-20 17:26:08,888 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 115.3MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:26:08,888 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1124.20ms. Allocated memory is still 148.9MB. Free memory was 104.1MB in the beginning and 47.1MB in the end (delta: 57.0MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2022-11-20 17:26:08,889 INFO L158 Benchmark]: Boogie Procedure Inliner took 327.06ms. Allocated memory is still 148.9MB. Free memory was 47.1MB in the beginning and 83.2MB in the end (delta: -36.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2022-11-20 17:26:08,890 INFO L158 Benchmark]: Boogie Preprocessor took 199.08ms. Allocated memory is still 148.9MB. Free memory was 82.4MB in the beginning and 66.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:26:08,890 INFO L158 Benchmark]: RCFGBuilder took 592168.63ms. Allocated memory was 148.9MB in the beginning and 1.1GB in the end (delta: 952.1MB). Free memory was 66.7MB in the beginning and 820.6MB in the end (delta: -753.9MB). Peak memory consumption was 655.1MB. Max. memory is 16.1GB. [2022-11-20 17:26:08,891 INFO L158 Benchmark]: CodeCheck took 42463.30ms. Allocated memory is still 1.1GB. Free memory was 820.6MB in the beginning and 817.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2022-11-20 17:26:08,894 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 0.28ms. Allocated memory is still 115.3MB. Free memory is still 83.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1124.20ms. Allocated memory is still 148.9MB. Free memory was 104.1MB in the beginning and 47.1MB in the end (delta: 57.0MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 327.06ms. Allocated memory is still 148.9MB. Free memory was 47.1MB in the beginning and 83.2MB in the end (delta: -36.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 199.08ms. Allocated memory is still 148.9MB. Free memory was 82.4MB in the beginning and 66.7MB in the end (delta: 15.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * RCFGBuilder took 592168.63ms. Allocated memory was 148.9MB in the beginning and 1.1GB in the end (delta: 952.1MB). Free memory was 66.7MB in the beginning and 820.6MB in the end (delta: -753.9MB). Peak memory consumption was 655.1MB. Max. memory is 16.1GB. * CodeCheck took 42463.30ms. Allocated memory is still 1.1GB. Free memory was 820.6MB in the beginning and 817.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:26:09,124 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-20 17:26:09,151 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/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_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/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_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/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_3b831cfa-fb56-4b53-8478-d7dd4616e073/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 712832c0e7cea33f9b73bfa41e9e1356c1223ddc80949b652752b7492519f14e --- 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 17:26:11,481 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:26:11,485 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:26:11,524 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:26:11,525 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:26:11,529 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:26:11,531 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:26:11,535 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:26:11,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:26:11,543 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:26:11,545 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:26:11,547 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:26:11,548 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:26:11,550 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:26:11,552 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:26:11,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:26:11,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:26:11,563 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:26:11,565 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:26:11,569 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:26:11,572 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:26:11,574 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:26:11,576 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:26:11,577 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:26:11,586 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:26:11,588 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:26:11,589 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:26:11,590 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:26:11,591 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:26:11,593 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:26:11,593 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:26:11,594 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:26:11,596 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:26:11,604 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:26:11,605 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:26:11,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:26:11,606 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:26:11,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:26:11,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:26:11,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:26:11,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:26:11,614 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-20 17:26:11,656 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:26:11,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:26:11,659 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:26:11,659 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:26:11,660 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:26:11,661 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:26:11,661 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:26:11,661 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:26:11,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:26:11,662 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:26:11,663 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:26:11,663 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:26:11,663 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:26:11,663 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:26:11,664 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:26:11,664 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:26:11,664 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:26:11,664 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:26:11,665 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:26:11,665 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:26:11,665 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:26:11,666 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:26:11,666 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:26:11,666 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:26:11,666 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:26:11,666 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:26:11,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:26:11,667 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:26:11,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:26:11,667 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_3b831cfa-fb56-4b53-8478-d7dd4616e073/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 712832c0e7cea33f9b73bfa41e9e1356c1223ddc80949b652752b7492519f14e [2022-11-20 17:26:12,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:26:12,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:26:12,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:26:12,133 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:26:12,133 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:26:12,135 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c [2022-11-20 17:26:15,377 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:26:15,852 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:26:15,853 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c [2022-11-20 17:26:15,877 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/data/0f9b9236d/ec831a3908034ab0bb17b6f3a9ad55a7/FLAGaab27660c [2022-11-20 17:26:15,898 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/data/0f9b9236d/ec831a3908034ab0bb17b6f3a9ad55a7 [2022-11-20 17:26:15,901 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:26:15,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:26:15,905 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:26:15,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:26:15,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:26:15,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:26:15" (1/1) ... [2022-11-20 17:26:15,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74be6abe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:15, skipping insertion in model container [2022-11-20 17:26:15,913 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:26:15" (1/1) ... [2022-11-20 17:26:15,921 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:26:16,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:26:16,260 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_3b831cfa-fb56-4b53-8478-d7dd4616e073/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c[1014,1027] [2022-11-20 17:26:16,716 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:26:16,764 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:26:16,776 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_3b831cfa-fb56-4b53-8478-d7dd4616e073/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.elevator.1.prop1-back-serstep.c[1014,1027] [2022-11-20 17:26:16,974 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:26:16,986 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:26:16,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:16 WrapperNode [2022-11-20 17:26:16,987 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:26:16,988 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:26:16,989 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:26:16,989 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:26:16,996 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:16" (1/1) ... [2022-11-20 17:26:17,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:16" (1/1) ... [2022-11-20 17:26:17,182 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2780 [2022-11-20 17:26:17,186 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:26:17,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:26:17,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:26:17,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:26:17,198 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:16" (1/1) ... [2022-11-20 17:26:17,198 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:16" (1/1) ... [2022-11-20 17:26:17,214 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:16" (1/1) ... [2022-11-20 17:26:17,214 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:16" (1/1) ... [2022-11-20 17:26:17,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:16" (1/1) ... [2022-11-20 17:26:17,302 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:16" (1/1) ... [2022-11-20 17:26:17,315 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:16" (1/1) ... [2022-11-20 17:26:17,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:16" (1/1) ... [2022-11-20 17:26:17,365 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:26:17,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:26:17,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:26:17,367 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:26:17,369 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:26:16" (1/1) ... [2022-11-20 17:26:17,375 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:26:17,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:26:17,409 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:26:17,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:26:17,461 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:26:17,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:26:18,065 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:26:18,067 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:26:24,625 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:26:24,671 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:26:24,672 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:26:24,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:26:24 BoogieIcfgContainer [2022-11-20 17:26:24,674 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:26:24,675 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:26:24,675 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:26:24,685 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:26:24,685 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:26:24" (1/1) ... [2022-11-20 17:26:24,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:26:24,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:24,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-20 17:26:24,760 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-20 17:26:24,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 17:26:24,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:24,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:24,808 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 17:26:24,814 INFO L158 Benchmark]: Toolchain (without parser) took 8910.75ms. Allocated memory was 81.8MB in the beginning and 245.4MB in the end (delta: 163.6MB). Free memory was 55.7MB in the beginning and 110.5MB in the end (delta: -54.7MB). Peak memory consumption was 110.6MB. Max. memory is 16.1GB. [2022-11-20 17:26:24,814 INFO L158 Benchmark]: CDTParser took 1.06ms. Allocated memory is still 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:26:24,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1082.53ms. Allocated memory is still 81.8MB. Free memory was 55.5MB in the beginning and 38.8MB in the end (delta: 16.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. [2022-11-20 17:26:24,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 198.30ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 38.8MB in the beginning and 57.4MB in the end (delta: -18.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2022-11-20 17:26:24,817 INFO L158 Benchmark]: Boogie Preprocessor took 177.49ms. Allocated memory is still 104.9MB. Free memory was 57.4MB in the beginning and 45.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:26:24,818 INFO L158 Benchmark]: RCFGBuilder took 7307.40ms. Allocated memory was 104.9MB in the beginning and 245.4MB in the end (delta: 140.5MB). Free memory was 45.1MB in the beginning and 116.8MB in the end (delta: -71.6MB). Peak memory consumption was 113.1MB. Max. memory is 16.1GB. [2022-11-20 17:26:24,819 INFO L158 Benchmark]: CodeCheck took 137.16ms. Allocated memory is still 245.4MB. Free memory was 116.8MB in the beginning and 110.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:26:24,828 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 1.06ms. Allocated memory is still 60.8MB. Free memory is still 38.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1082.53ms. Allocated memory is still 81.8MB. Free memory was 55.5MB in the beginning and 38.8MB in the end (delta: 16.6MB). Peak memory consumption was 39.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 198.30ms. Allocated memory was 81.8MB in the beginning and 104.9MB in the end (delta: 23.1MB). Free memory was 38.8MB in the beginning and 57.4MB in the end (delta: -18.6MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 177.49ms. Allocated memory is still 104.9MB. Free memory was 57.4MB in the beginning and 45.1MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * RCFGBuilder took 7307.40ms. Allocated memory was 104.9MB in the beginning and 245.4MB in the end (delta: 140.5MB). Free memory was 45.1MB in the beginning and 116.8MB in the end (delta: -71.6MB). Peak memory consumption was 113.1MB. Max. memory is 16.1GB. * CodeCheck took 137.16ms. Allocated memory is still 245.4MB. Free memory was 116.8MB in the beginning and 110.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:26:24,880 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b831cfa-fb56-4b53-8478-d7dd4616e073/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