./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.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_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/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_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/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_8873ba89-0783-4aff-9cdb-cab26680adca/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 b6819c080be0252472ffbb9d2e5ec70fe87807fca1a5e6b3460972b7b91a9ca6 --- 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 02:45:19,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:45:19,487 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:45:19,504 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:45:19,504 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:45:19,505 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:45:19,506 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:45:19,508 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:45:19,509 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:45:19,510 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:45:19,511 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:45:19,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:45:19,512 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:45:19,513 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:45:19,514 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:45:19,515 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:45:19,515 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:45:19,516 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:45:19,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:45:19,519 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:45:19,521 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:45:19,522 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:45:19,523 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:45:19,523 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:45:19,526 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:45:19,527 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:45:19,527 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:45:19,528 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:45:19,528 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:45:19,529 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:45:19,529 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:45:19,530 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:45:19,531 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:45:19,531 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:45:19,532 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:45:19,532 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:45:19,533 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:45:19,533 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:45:19,533 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:45:19,534 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:45:19,534 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:45:19,535 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-12-15 02:45:19,554 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:45:19,555 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:45:19,556 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:45:19,556 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:45:19,556 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:45:19,557 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:45:19,557 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:45:19,557 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 02:45:19,557 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:45:19,557 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:45:19,558 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:45:19,558 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:45:19,558 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:45:19,558 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:45:19,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:45:19,558 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:45:19,559 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:45:19,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:45:19,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:45:19,559 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:45:19,559 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:45:19,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:45:19,560 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 02:45:19,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 02:45:19,560 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:45:19,560 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_8873ba89-0783-4aff-9cdb-cab26680adca/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6819c080be0252472ffbb9d2e5ec70fe87807fca1a5e6b3460972b7b91a9ca6 [2022-12-15 02:45:19,785 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:45:19,804 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:45:19,807 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:45:19,808 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:45:19,808 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:45:19,809 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c [2022-12-15 02:45:22,418 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:45:22,682 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:45:22,682 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c [2022-12-15 02:45:22,694 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/data/887ee429a/af7727a16b414a5eb805b00f7099b56c/FLAG2a03bf378 [2022-12-15 02:45:22,976 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/data/887ee429a/af7727a16b414a5eb805b00f7099b56c [2022-12-15 02:45:22,977 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:45:22,978 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:45:22,979 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:45:22,979 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:45:22,982 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:45:22,982 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:45:22" (1/1) ... [2022-12-15 02:45:22,983 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f16c56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:22, skipping insertion in model container [2022-12-15 02:45:22,983 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:45:22" (1/1) ... [2022-12-15 02:45:22,988 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:45:23,032 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:45:23,145 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_8873ba89-0783-4aff-9cdb-cab26680adca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c[1014,1027] [2022-12-15 02:45:23,356 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:45:23,360 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:45:23,368 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_8873ba89-0783-4aff-9cdb-cab26680adca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c[1014,1027] [2022-12-15 02:45:23,502 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:45:23,514 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:45:23,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:23 WrapperNode [2022-12-15 02:45:23,515 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:45:23,516 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:45:23,516 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:45:23,516 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:45:23,523 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:23" (1/1) ... [2022-12-15 02:45:23,558 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:23" (1/1) ... [2022-12-15 02:45:23,670 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2092 [2022-12-15 02:45:23,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:45:23,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:45:23,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:45:23,671 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:45:23,680 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:23" (1/1) ... [2022-12-15 02:45:23,680 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:23" (1/1) ... [2022-12-15 02:45:23,692 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:23" (1/1) ... [2022-12-15 02:45:23,692 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:23" (1/1) ... [2022-12-15 02:45:23,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:23" (1/1) ... [2022-12-15 02:45:23,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:23" (1/1) ... [2022-12-15 02:45:23,750 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:23" (1/1) ... [2022-12-15 02:45:23,758 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:23" (1/1) ... [2022-12-15 02:45:23,779 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:45:23,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:45:23,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:45:23,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:45:23,780 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:45:23" (1/1) ... [2022-12-15 02:45:23,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:45:23,795 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:45:23,805 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:45:23,807 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:45:23,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:45:23,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:45:24,140 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:45:24,142 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:48:07,346 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:48:07,386 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:48:07,386 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:48:07,388 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:48:07 BoogieIcfgContainer [2022-12-15 02:48:07,388 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:48:07,389 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:48:07,390 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:48:07,398 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:48:07,399 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:48:07" (1/1) ... [2022-12-15 02:48:07,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:48:07,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:48:07,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 02:48:07,457 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 02:48:07,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:48:07,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:48:07,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:48:08,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:48:09,217 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 02:48:19,329 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 02:48:29,415 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-15 02:48:31,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:48:31,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-12-15 02:48:31,284 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-12-15 02:48:31,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 02:48:31,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:48:31,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:50:21,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:50:21,551 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-15 02:51:56,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-15 02:52:07,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-12-15 02:52:07,481 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 02:52:07,484 INFO L158 Benchmark]: Toolchain (without parser) took 404505.01ms. Allocated memory was 142.6MB in the beginning and 1.0GB in the end (delta: 874.5MB). Free memory was 108.5MB in the beginning and 513.6MB in the end (delta: -405.1MB). Peak memory consumption was 470.9MB. Max. memory is 16.1GB. [2022-12-15 02:52:07,484 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 142.6MB. Free memory is still 117.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:52:07,485 INFO L158 Benchmark]: CACSL2BoogieTranslator took 536.01ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 108.5MB in the beginning and 125.2MB in the end (delta: -16.7MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. [2022-12-15 02:52:07,485 INFO L158 Benchmark]: Boogie Procedure Inliner took 154.61ms. Allocated memory is still 172.0MB. Free memory was 125.2MB in the beginning and 102.2MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-12-15 02:52:07,486 INFO L158 Benchmark]: Boogie Preprocessor took 107.86ms. Allocated memory is still 172.0MB. Free memory was 102.2MB in the beginning and 91.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:52:07,486 INFO L158 Benchmark]: RCFGBuilder took 163609.11ms. Allocated memory was 172.0MB in the beginning and 847.2MB in the end (delta: 675.3MB). Free memory was 91.7MB in the beginning and 450.5MB in the end (delta: -358.8MB). Peak memory consumption was 489.4MB. Max. memory is 16.1GB. [2022-12-15 02:52:07,487 INFO L158 Benchmark]: CodeCheck took 240093.59ms. Allocated memory was 847.2MB in the beginning and 1.0GB in the end (delta: 169.9MB). Free memory was 450.5MB in the beginning and 513.6MB in the end (delta: -63.1MB). Peak memory consumption was 106.8MB. Max. memory is 16.1GB. [2022-12-15 02:52:07,489 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 0.17ms. Allocated memory is still 142.6MB. Free memory is still 117.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 536.01ms. Allocated memory was 142.6MB in the beginning and 172.0MB in the end (delta: 29.4MB). Free memory was 108.5MB in the beginning and 125.2MB in the end (delta: -16.7MB). Peak memory consumption was 76.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 154.61ms. Allocated memory is still 172.0MB. Free memory was 125.2MB in the beginning and 102.2MB in the end (delta: 23.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.86ms. Allocated memory is still 172.0MB. Free memory was 102.2MB in the beginning and 91.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 163609.11ms. Allocated memory was 172.0MB in the beginning and 847.2MB in the end (delta: 675.3MB). Free memory was 91.7MB in the beginning and 450.5MB in the end (delta: -358.8MB). Peak memory consumption was 489.4MB. Max. memory is 16.1GB. * CodeCheck took 240093.59ms. Allocated memory was 847.2MB in the beginning and 1.0GB in the end (delta: 169.9MB). Free memory was 450.5MB in the beginning and 513.6MB in the end (delta: -63.1MB). Peak memory consumption was 106.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:52:07,528 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/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_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/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_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/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_8873ba89-0783-4aff-9cdb-cab26680adca/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 b6819c080be0252472ffbb9d2e5ec70fe87807fca1a5e6b3460972b7b91a9ca6 --- 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 02:52:08,965 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 02:52:08,967 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 02:52:08,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 02:52:08,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 02:52:08,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 02:52:08,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 02:52:08,989 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 02:52:08,990 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 02:52:08,991 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 02:52:08,992 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 02:52:08,993 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 02:52:08,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 02:52:08,994 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 02:52:08,995 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 02:52:08,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 02:52:08,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 02:52:08,997 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 02:52:08,999 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 02:52:09,001 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 02:52:09,002 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 02:52:09,004 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 02:52:09,005 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 02:52:09,005 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 02:52:09,009 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 02:52:09,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 02:52:09,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 02:52:09,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 02:52:09,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 02:52:09,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 02:52:09,012 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 02:52:09,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 02:52:09,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 02:52:09,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 02:52:09,018 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 02:52:09,019 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 02:52:09,019 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 02:52:09,020 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 02:52:09,020 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 02:52:09,021 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 02:52:09,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 02:52:09,022 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-12-15 02:52:09,044 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 02:52:09,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 02:52:09,045 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-15 02:52:09,045 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-15 02:52:09,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 02:52:09,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 02:52:09,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 02:52:09,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 02:52:09,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-15 02:52:09,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 02:52:09,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-15 02:52:09,047 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-15 02:52:09,047 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-15 02:52:09,047 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-15 02:52:09,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-15 02:52:09,047 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 02:52:09,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-15 02:52:09,048 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 02:52:09,048 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 02:52:09,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 02:52:09,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:52:09,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 02:52:09,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 02:52:09,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-15 02:52:09,049 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-15 02:52:09,049 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-15 02:52:09,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-15 02:52:09,050 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-15 02:52:09,050 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-15 02:52:09,050 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_8873ba89-0783-4aff-9cdb-cab26680adca/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b6819c080be0252472ffbb9d2e5ec70fe87807fca1a5e6b3460972b7b91a9ca6 [2022-12-15 02:52:09,264 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 02:52:09,279 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 02:52:09,281 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 02:52:09,282 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 02:52:09,282 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 02:52:09,283 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c [2022-12-15 02:52:11,907 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 02:52:12,114 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 02:52:12,115 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c [2022-12-15 02:52:12,126 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/data/4b28fd190/6c6a0a153c514f5b95bea4ca919fb984/FLAG7645a0097 [2022-12-15 02:52:12,137 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/data/4b28fd190/6c6a0a153c514f5b95bea4ca919fb984 [2022-12-15 02:52:12,138 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 02:52:12,139 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 02:52:12,140 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 02:52:12,140 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 02:52:12,143 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 02:52:12,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:52:12" (1/1) ... [2022-12-15 02:52:12,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24c6b7f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:12, skipping insertion in model container [2022-12-15 02:52:12,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 02:52:12" (1/1) ... [2022-12-15 02:52:12,149 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 02:52:12,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 02:52:12,311 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_8873ba89-0783-4aff-9cdb-cab26680adca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c[1014,1027] [2022-12-15 02:52:12,521 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:52:12,525 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 02:52:12,533 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_8873ba89-0783-4aff-9cdb-cab26680adca/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.krebs.3.prop1-back-serstep.c[1014,1027] [2022-12-15 02:52:12,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 02:52:12,621 INFO L208 MainTranslator]: Completed translation [2022-12-15 02:52:12,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:12 WrapperNode [2022-12-15 02:52:12,622 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 02:52:12,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 02:52:12,622 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 02:52:12,622 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 02:52:12,627 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:12" (1/1) ... [2022-12-15 02:52:12,651 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:12" (1/1) ... [2022-12-15 02:52:12,716 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2092 [2022-12-15 02:52:12,717 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 02:52:12,717 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 02:52:12,717 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 02:52:12,717 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 02:52:12,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:12" (1/1) ... [2022-12-15 02:52:12,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:12" (1/1) ... [2022-12-15 02:52:12,732 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:12" (1/1) ... [2022-12-15 02:52:12,733 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:12" (1/1) ... [2022-12-15 02:52:12,755 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:12" (1/1) ... [2022-12-15 02:52:12,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:12" (1/1) ... [2022-12-15 02:52:12,764 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:12" (1/1) ... [2022-12-15 02:52:12,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:12" (1/1) ... [2022-12-15 02:52:12,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 02:52:12,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 02:52:12,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 02:52:12,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 02:52:12,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 02:52:12" (1/1) ... [2022-12-15 02:52:12,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 02:52:12,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 02:52:12,806 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 02:52:12,808 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 02:52:12,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 02:52:12,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 02:52:13,138 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 02:52:13,140 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 02:52:15,221 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 02:52:15,249 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 02:52:15,249 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-15 02:52:15,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:52:15 BoogieIcfgContainer [2022-12-15 02:52:15,251 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 02:52:15,251 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 02:52:15,251 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 02:52:15,259 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 02:52:15,259 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 02:52:15" (1/1) ... [2022-12-15 02:52:15,266 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 02:52:15,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:52:15,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-12-15 02:52:15,305 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-12-15 02:52:15,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 02:52:15,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:52:15,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:52:15,338 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 02:52:15,340 INFO L158 Benchmark]: Toolchain (without parser) took 3200.24ms. Allocated memory was 67.1MB in the beginning and 201.3MB in the end (delta: 134.2MB). Free memory was 42.6MB in the beginning and 114.4MB in the end (delta: -71.8MB). Peak memory consumption was 61.6MB. Max. memory is 16.1GB. [2022-12-15 02:52:15,341 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-15 02:52:15,341 INFO L158 Benchmark]: CACSL2BoogieTranslator took 481.46ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 42.4MB in the beginning and 44.4MB in the end (delta: -2.0MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. [2022-12-15 02:52:15,341 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.56ms. Allocated memory is still 88.1MB. Free memory was 44.4MB in the beginning and 48.1MB in the end (delta: -3.7MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. [2022-12-15 02:52:15,342 INFO L158 Benchmark]: Boogie Preprocessor took 64.31ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 39.1MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-15 02:52:15,342 INFO L158 Benchmark]: RCFGBuilder took 2468.89ms. Allocated memory was 88.1MB in the beginning and 201.3MB in the end (delta: 113.2MB). Free memory was 39.1MB in the beginning and 119.6MB in the end (delta: -80.5MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. [2022-12-15 02:52:15,343 INFO L158 Benchmark]: CodeCheck took 87.90ms. Allocated memory is still 201.3MB. Free memory was 119.6MB in the beginning and 114.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-15 02:52:15,345 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 0.12ms. Allocated memory is still 67.1MB. Free memory was 45.7MB in the beginning and 45.6MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 481.46ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 42.4MB in the beginning and 44.4MB in the end (delta: -2.0MB). Peak memory consumption was 30.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.56ms. Allocated memory is still 88.1MB. Free memory was 44.4MB in the beginning and 48.1MB in the end (delta: -3.7MB). Peak memory consumption was 15.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.31ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 39.1MB in the end (delta: 9.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2468.89ms. Allocated memory was 88.1MB in the beginning and 201.3MB in the end (delta: 113.2MB). Free memory was 39.1MB in the beginning and 119.6MB in the end (delta: -80.5MB). Peak memory consumption was 76.1MB. Max. memory is 16.1GB. * CodeCheck took 87.90ms. Allocated memory is still 201.3MB. Free memory was 119.6MB in the beginning and 114.4MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-15 02:52:15,364 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8873ba89-0783-4aff-9cdb-cab26680adca/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