./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4 --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 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 --- 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-2329fc7 [2022-12-15 00:09:08,542 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:09:08,543 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:09:08,557 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:09:08,557 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:09:08,558 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:09:08,559 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:09:08,560 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:09:08,561 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:09:08,561 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:09:08,562 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:09:08,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:09:08,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:09:08,563 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:09:08,564 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:09:08,565 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:09:08,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:09:08,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:09:08,567 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:09:08,568 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:09:08,569 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:09:08,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:09:08,571 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:09:08,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:09:08,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:09:08,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:09:08,574 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:09:08,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:09:08,574 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:09:08,575 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:09:08,575 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:09:08,576 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:09:08,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:09:08,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:09:08,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:09:08,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:09:08,578 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:09:08,578 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:09:08,578 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:09:08,579 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:09:08,579 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:09:08,580 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-15 00:09:08,593 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:09:08,593 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:09:08,594 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:09:08,594 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:09:08,594 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:09:08,594 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:09:08,595 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:09:08,595 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 00:09:08,595 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:09:08,595 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:09:08,595 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:09:08,595 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:09:08,595 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:09:08,595 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:09:08,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:09:08,596 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:09:08,596 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:09:08,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:09:08,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:09:08,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:09:08,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:09:08,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:09:08,597 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 00:09:08,597 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 00:09:08,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:09:08,597 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_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 [2022-12-15 00:09:08,754 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:09:08,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:09:08,773 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:09:08,774 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:09:08,774 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:09:08,775 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-12-15 00:09:11,361 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:09:11,637 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:09:11,638 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-12-15 00:09:11,648 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/data/133099375/b6d308e165a240bb8e811a4480648320/FLAGfb48653b6 [2022-12-15 00:09:11,661 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/data/133099375/b6d308e165a240bb8e811a4480648320 [2022-12-15 00:09:11,663 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:09:11,665 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:09:11,666 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:09:11,666 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:09:11,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:09:11,669 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:09:11" (1/1) ... [2022-12-15 00:09:11,670 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76c23ecc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:09:11, skipping insertion in model container [2022-12-15 00:09:11,670 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:09:11" (1/1) ... [2022-12-15 00:09:11,677 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:09:11,748 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:09:11,922 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_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-12-15 00:09:12,145 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:09:12,149 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:09:12,158 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_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-12-15 00:09:12,254 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:09:12,262 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:09:12,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:09:12 WrapperNode [2022-12-15 00:09:12,263 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:09:12,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:09:12,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:09:12,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:09:12,269 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:09:12" (1/1) ... [2022-12-15 00:09:12,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:09:12" (1/1) ... [2022-12-15 00:09:12,359 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1944 [2022-12-15 00:09:12,359 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:09:12,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:09:12,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:09:12,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:09:12,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:09:12" (1/1) ... [2022-12-15 00:09:12,367 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:09:12" (1/1) ... [2022-12-15 00:09:12,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:09:12" (1/1) ... [2022-12-15 00:09:12,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:09:12" (1/1) ... [2022-12-15 00:09:12,403 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:09:12" (1/1) ... [2022-12-15 00:09:12,407 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:09:12" (1/1) ... [2022-12-15 00:09:12,413 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:09:12" (1/1) ... [2022-12-15 00:09:12,420 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:09:12" (1/1) ... [2022-12-15 00:09:12,433 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:09:12,434 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:09:12,434 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:09:12,434 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:09:12,434 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:09:12" (1/1) ... [2022-12-15 00:09:12,439 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:09:12,447 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:09:12,458 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:09:12,460 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:09:12,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:09:12,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:09:12,806 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:09:12,809 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:10:59,999 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:11:00,035 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:11:00,035 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 00:11:00,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:11:00 BoogieIcfgContainer [2022-12-15 00:11:00,038 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:11:00,038 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:11:00,038 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:11:00,048 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:11:00,048 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:11:00" (1/1) ... [2022-12-15 00:11:00,057 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:11:00,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:11:00,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 00:11:00,103 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 00:11:00,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 00:11:00,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:11:00,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:11:00,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:11:01,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:11:11,454 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 00:11:21,557 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 00:11:24,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:11:24,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-15 00:11:24,051 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-15 00:11:24,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 00:11:24,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:11:24,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:13:34,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 00:13:34,327 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 00:15:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 00:15:41,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-15 00:15:41,340 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) [2022-12-15 00:15:41,343 INFO L158 Benchmark]: Toolchain (without parser) took 389678.18ms. Allocated memory was 151.0MB in the beginning and 943.7MB in the end (delta: 792.7MB). Free memory was 108.1MB in the beginning and 564.5MB in the end (delta: -456.4MB). Peak memory consumption was 337.7MB. Max. memory is 16.1GB. [2022-12-15 00:15:41,344 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 100.7MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:15:41,345 INFO L158 Benchmark]: CACSL2BoogieTranslator took 597.31ms. Allocated memory is still 151.0MB. Free memory was 107.7MB in the beginning and 88.7MB in the end (delta: 18.9MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2022-12-15 00:15:41,345 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.16ms. Allocated memory is still 151.0MB. Free memory was 88.7MB in the beginning and 68.6MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-15 00:15:41,346 INFO L158 Benchmark]: Boogie Preprocessor took 73.18ms. Allocated memory is still 151.0MB. Free memory was 68.6MB in the beginning and 58.4MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 00:15:41,347 INFO L158 Benchmark]: RCFGBuilder took 107603.99ms. Allocated memory was 151.0MB in the beginning and 943.7MB in the end (delta: 792.7MB). Free memory was 58.4MB in the beginning and 877.8MB in the end (delta: -819.4MB). Peak memory consumption was 541.3MB. Max. memory is 16.1GB. [2022-12-15 00:15:41,348 INFO L158 Benchmark]: CodeCheck took 281304.07ms. Allocated memory is still 943.7MB. Free memory was 877.8MB in the beginning and 564.5MB in the end (delta: 313.3MB). Peak memory consumption was 314.3MB. Max. memory is 16.1GB. [2022-12-15 00:15:41,351 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 0.14ms. Allocated memory is still 100.7MB. Free memory is still 49.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 597.31ms. Allocated memory is still 151.0MB. Free memory was 107.7MB in the beginning and 88.7MB in the end (delta: 18.9MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.16ms. Allocated memory is still 151.0MB. Free memory was 88.7MB in the beginning and 68.6MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.18ms. Allocated memory is still 151.0MB. Free memory was 68.6MB in the beginning and 58.4MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 107603.99ms. Allocated memory was 151.0MB in the beginning and 943.7MB in the end (delta: 792.7MB). Free memory was 58.4MB in the beginning and 877.8MB in the end (delta: -819.4MB). Peak memory consumption was 541.3MB. Max. memory is 16.1GB. * CodeCheck took 281304.07ms. Allocated memory is still 943.7MB. Free memory was 877.8MB in the beginning and 564.5MB in the end (delta: 313.3MB). Peak memory consumption was 314.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 00:15:41,390 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4 --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 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 --- 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-2329fc7 [2022-12-15 00:15:42,887 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 00:15:42,888 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 00:15:42,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 00:15:42,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 00:15:42,902 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 00:15:42,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 00:15:42,904 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 00:15:42,905 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 00:15:42,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 00:15:42,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 00:15:42,907 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 00:15:42,908 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 00:15:42,908 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 00:15:42,909 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 00:15:42,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 00:15:42,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 00:15:42,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 00:15:42,912 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 00:15:42,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 00:15:42,914 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 00:15:42,915 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 00:15:42,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 00:15:42,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 00:15:42,918 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 00:15:42,918 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 00:15:42,918 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 00:15:42,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 00:15:42,919 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 00:15:42,920 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 00:15:42,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 00:15:42,920 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 00:15:42,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 00:15:42,921 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 00:15:42,929 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 00:15:42,930 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 00:15:42,931 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 00:15:42,932 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 00:15:42,932 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 00:15:42,934 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 00:15:42,934 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 00:15:42,935 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-15 00:15:42,952 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 00:15:42,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 00:15:42,953 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 00:15:42,953 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 00:15:42,953 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 00:15:42,953 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 00:15:42,954 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 00:15:42,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 00:15:42,954 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 00:15:42,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 00:15:42,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 00:15:42,954 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 00:15:42,954 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 00:15:42,954 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 00:15:42,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 00:15:42,955 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 00:15:42,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 00:15:42,955 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 00:15:42,955 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 00:15:42,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 00:15:42,955 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:15:42,956 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 00:15:42,956 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 00:15:42,956 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 00:15:42,956 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 00:15:42,956 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 00:15:42,956 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 00:15:42,956 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 00:15:42,956 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 00:15:42,956 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_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 349a8a8de207cb05d37ad5654a122e4b75034b888bfe7c87de3c203fd3bd07a9 [2022-12-15 00:15:43,160 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 00:15:43,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 00:15:43,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 00:15:43,180 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 00:15:43,181 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 00:15:43,182 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-12-15 00:15:45,761 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 00:15:46,065 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 00:15:46,065 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c [2022-12-15 00:15:46,077 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/data/bf6e0f03d/179e465bcf6a40c0a92bf70e97900e41/FLAG6b768ffa7 [2022-12-15 00:15:46,088 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/data/bf6e0f03d/179e465bcf6a40c0a92bf70e97900e41 [2022-12-15 00:15:46,090 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 00:15:46,091 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 00:15:46,092 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 00:15:46,092 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 00:15:46,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 00:15:46,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:15:46" (1/1) ... [2022-12-15 00:15:46,096 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38ff1bf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:15:46, skipping insertion in model container [2022-12-15 00:15:46,096 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:15:46" (1/1) ... [2022-12-15 00:15:46,101 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 00:15:46,136 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 00:15:46,252 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_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-12-15 00:15:46,428 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:15:46,432 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 00:15:46,440 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_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.schedule_world.1.prop1-back-serstep.c[1014,1027] [2022-12-15 00:15:46,511 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 00:15:46,521 INFO L208 MainTranslator]: Completed translation [2022-12-15 00:15:46,521 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:15:46 WrapperNode [2022-12-15 00:15:46,521 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 00:15:46,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 00:15:46,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 00:15:46,522 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 00:15:46,527 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:15:46" (1/1) ... [2022-12-15 00:15:46,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:15:46" (1/1) ... [2022-12-15 00:15:46,608 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1944 [2022-12-15 00:15:46,608 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 00:15:46,609 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 00:15:46,609 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 00:15:46,609 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 00:15:46,616 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:15:46" (1/1) ... [2022-12-15 00:15:46,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:15:46" (1/1) ... [2022-12-15 00:15:46,628 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:15:46" (1/1) ... [2022-12-15 00:15:46,628 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:15:46" (1/1) ... [2022-12-15 00:15:46,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:15:46" (1/1) ... [2022-12-15 00:15:46,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:15:46" (1/1) ... [2022-12-15 00:15:46,666 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:15:46" (1/1) ... [2022-12-15 00:15:46,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:15:46" (1/1) ... [2022-12-15 00:15:46,686 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 00:15:46,687 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 00:15:46,687 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 00:15:46,687 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 00:15:46,688 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:15:46" (1/1) ... [2022-12-15 00:15:46,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 00:15:46,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 00:15:46,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 00:15:46,723 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 00:15:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 00:15:46,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 00:15:47,039 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 00:15:47,041 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 00:15:48,705 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 00:15:48,727 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 00:15:48,728 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 00:15:48,729 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:15:48 BoogieIcfgContainer [2022-12-15 00:15:48,730 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 00:15:48,730 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 00:15:48,730 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 00:15:48,737 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 00:15:48,738 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:15:48" (1/1) ... [2022-12-15 00:15:48,744 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 00:15:48,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:15:48,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 00:15:48,781 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 00:15:48,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 00:15:48,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:15:48,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:15:48,816 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) [2022-12-15 00:15:48,819 INFO L158 Benchmark]: Toolchain (without parser) took 2727.08ms. Allocated memory was 77.6MB in the beginning and 237.0MB in the end (delta: 159.4MB). Free memory was 51.7MB in the beginning and 160.2MB in the end (delta: -108.5MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2022-12-15 00:15:48,819 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 54.5MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 00:15:48,819 INFO L158 Benchmark]: CACSL2BoogieTranslator took 429.48ms. Allocated memory is still 77.6MB. Free memory was 51.5MB in the beginning and 34.1MB in the end (delta: 17.4MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. [2022-12-15 00:15:48,820 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.59ms. Allocated memory is still 77.6MB. Free memory was 34.1MB in the beginning and 37.1MB in the end (delta: -3.0MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2022-12-15 00:15:48,820 INFO L158 Benchmark]: Boogie Preprocessor took 77.63ms. Allocated memory is still 77.6MB. Free memory was 37.1MB in the beginning and 28.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-15 00:15:48,821 INFO L158 Benchmark]: RCFGBuilder took 2042.68ms. Allocated memory was 77.6MB in the beginning and 237.0MB in the end (delta: 159.4MB). Free memory was 28.4MB in the beginning and 166.5MB in the end (delta: -138.0MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. [2022-12-15 00:15:48,821 INFO L158 Benchmark]: CodeCheck took 87.40ms. Allocated memory is still 237.0MB. Free memory was 166.5MB in the beginning and 160.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-15 00:15:48,823 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 0.17ms. Allocated memory is still 54.5MB. Free memory is still 33.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 429.48ms. Allocated memory is still 77.6MB. Free memory was 51.5MB in the beginning and 34.1MB in the end (delta: 17.4MB). Peak memory consumption was 25.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.59ms. Allocated memory is still 77.6MB. Free memory was 34.1MB in the beginning and 37.1MB in the end (delta: -3.0MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.63ms. Allocated memory is still 77.6MB. Free memory was 37.1MB in the beginning and 28.4MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2042.68ms. Allocated memory was 77.6MB in the beginning and 237.0MB in the end (delta: 159.4MB). Free memory was 28.4MB in the beginning and 166.5MB in the end (delta: -138.0MB). Peak memory consumption was 81.3MB. Max. memory is 16.1GB. * CodeCheck took 87.40ms. Allocated memory is still 237.0MB. Free memory was 166.5MB in the beginning and 160.2MB 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. [2022-12-15 00:15:48,842 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9ac6b8c9-655e-42c7-ad0c-436bc5a38d46/bin/ukojak-rkRKPMF4O4/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