./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH --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 d3b945313b946701648e664898790052d45491eaa6aad226ed4d0aa5fe395846 --- 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-e04fb08 [2022-11-16 06:25:44,643 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:25:44,650 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:25:44,685 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:25:44,686 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:25:44,691 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:25:44,695 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:25:44,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:25:44,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:25:44,710 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:25:44,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:25:44,717 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:25:44,718 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:25:44,721 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:25:44,723 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:25:44,726 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:25:44,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:25:44,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:25:44,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:25:44,742 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:25:44,744 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:25:44,746 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:25:44,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:25:44,751 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:25:44,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:25:44,763 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:25:44,763 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:25:44,765 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:25:44,766 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:25:44,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:25:44,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:25:44,770 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:25:44,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:25:44,774 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:25:44,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:25:44,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:25:44,778 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:25:44,778 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:25:44,778 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:25:44,779 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:25:44,780 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:25:44,781 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-16 06:25:44,826 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:25:44,827 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:25:44,828 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:25:44,829 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:25:44,837 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:25:44,838 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:25:44,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:25:44,838 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 06:25:44,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:25:44,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:25:44,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:25:44,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:25:44,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:25:44,841 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:25:44,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:25:44,842 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:25:44,842 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:25:44,843 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:25:44,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:25:44,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:25:44,844 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:25:44,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:25:44,844 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-16 06:25:44,845 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 06:25:44,845 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:25:44,845 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_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3b945313b946701648e664898790052d45491eaa6aad226ed4d0aa5fe395846 [2022-11-16 06:25:45,197 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:25:45,243 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:25:45,247 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:25:45,248 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:25:45,250 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:25:45,252 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-back-serstep.c [2022-11-16 06:25:45,341 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/data/7ad6337fb/a3277f65afc4481f86821c2e2170db40/FLAG1d8b4d9d6 [2022-11-16 06:25:46,182 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:25:46,183 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-back-serstep.c [2022-11-16 06:25:46,216 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/data/7ad6337fb/a3277f65afc4481f86821c2e2170db40/FLAG1d8b4d9d6 [2022-11-16 06:25:46,271 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/data/7ad6337fb/a3277f65afc4481f86821c2e2170db40 [2022-11-16 06:25:46,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:25:46,283 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:25:46,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:25:46,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:25:46,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:25:46,292 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:25:46" (1/1) ... [2022-11-16 06:25:46,294 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f2a6612 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:25:46, skipping insertion in model container [2022-11-16 06:25:46,295 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:25:46" (1/1) ... [2022-11-16 06:25:46,304 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:25:46,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:25:46,790 WARN L229 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_63936f5e-0822-4640-978f-a24889567a78/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-back-serstep.c[1014,1027] [2022-11-16 06:25:47,480 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:25:47,485 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:25:47,500 WARN L229 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_63936f5e-0822-4640-978f-a24889567a78/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-back-serstep.c[1014,1027] [2022-11-16 06:25:47,923 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:25:47,939 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:25:47,939 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:25:47 WrapperNode [2022-11-16 06:25:47,940 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:25:47,942 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:25:47,942 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:25:47,942 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:25:47,952 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:25:47" (1/1) ... [2022-11-16 06:25:48,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:25:47" (1/1) ... [2022-11-16 06:25:48,410 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 6204 [2022-11-16 06:25:48,412 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:25:48,413 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:25:48,414 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:25:48,414 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:25:48,425 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:25:47" (1/1) ... [2022-11-16 06:25:48,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:25:47" (1/1) ... [2022-11-16 06:25:48,587 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:25:47" (1/1) ... [2022-11-16 06:25:48,590 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:25:47" (1/1) ... [2022-11-16 06:25:48,731 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:25:47" (1/1) ... [2022-11-16 06:25:48,781 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:25:47" (1/1) ... [2022-11-16 06:25:48,813 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:25:47" (1/1) ... [2022-11-16 06:25:48,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:25:47" (1/1) ... [2022-11-16 06:25:48,893 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:25:48,894 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:25:48,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:25:48,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:25:48,914 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:25:47" (1/1) ... [2022-11-16 06:25:48,923 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:25:48,952 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:25:48,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:25:49,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:25:49,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:25:49,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:25:49,925 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:25:49,928 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:25:56,983 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:26:32,963 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:26:32,963 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 06:26:32,966 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:26:32 BoogieIcfgContainer [2022-11-16 06:26:32,967 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:26:32,968 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:26:32,968 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:26:32,982 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:26:32,983 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:26:32" (1/1) ... [2022-11-16 06:26:32,993 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 06:26:33,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:26:33,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 06:26:33,065 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 06:26:33,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 06:26:33,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:26:33,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:26:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 06:26:40,124 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-16 06:26:50,683 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.48s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 06:27:00,795 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=true, quantifiers [] [2022-11-16 06:27:01,894 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 06:27:03,318 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 06:27:06,552 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.35s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-16 06:27:06,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:27:06,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-16 06:27:06,592 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-16 06:27:06,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-16 06:27:06,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:27:06,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:27:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-16 06:27:19,461 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 06:27:19,465 INFO L158 Benchmark]: Toolchain (without parser) took 93182.06ms. Allocated memory was 115.3MB in the beginning and 10.9GB in the end (delta: 10.8GB). Free memory was 89.3MB in the beginning and 10.2GB in the end (delta: -10.1GB). Peak memory consumption was 711.5MB. Max. memory is 16.1GB. [2022-11-16 06:27:19,466 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 115.3MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:27:19,467 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1654.87ms. Allocated memory was 115.3MB in the beginning and 144.7MB in the end (delta: 29.4MB). Free memory was 89.3MB in the beginning and 83.0MB in the end (delta: 6.3MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. [2022-11-16 06:27:19,468 INFO L158 Benchmark]: Boogie Procedure Inliner took 470.29ms. Allocated memory is still 144.7MB. Free memory was 83.0MB in the beginning and 52.8MB in the end (delta: 30.3MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2022-11-16 06:27:19,469 INFO L158 Benchmark]: Boogie Preprocessor took 480.05ms. Allocated memory was 144.7MB in the beginning and 289.4MB in the end (delta: 144.7MB). Free memory was 52.8MB in the beginning and 179.1MB in the end (delta: -126.3MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2022-11-16 06:27:19,470 INFO L158 Benchmark]: RCFGBuilder took 44072.36ms. Allocated memory was 289.4MB in the beginning and 10.1GB in the end (delta: 9.8GB). Free memory was 179.1MB in the beginning and 9.5GB in the end (delta: -9.3GB). Peak memory consumption was 874.1MB. Max. memory is 16.1GB. [2022-11-16 06:27:19,471 INFO L158 Benchmark]: CodeCheck took 46496.57ms. Allocated memory was 10.1GB in the beginning and 10.9GB in the end (delta: 788.5MB). Free memory was 9.5GB in the beginning and 10.2GB in the end (delta: -722.4MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. [2022-11-16 06:27:19,475 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 0.36ms. Allocated memory is still 115.3MB. Free memory is still 87.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1654.87ms. Allocated memory was 115.3MB in the beginning and 144.7MB in the end (delta: 29.4MB). Free memory was 89.3MB in the beginning and 83.0MB in the end (delta: 6.3MB). Peak memory consumption was 80.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 470.29ms. Allocated memory is still 144.7MB. Free memory was 83.0MB in the beginning and 52.8MB in the end (delta: 30.3MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 480.05ms. Allocated memory was 144.7MB in the beginning and 289.4MB in the end (delta: 144.7MB). Free memory was 52.8MB in the beginning and 179.1MB in the end (delta: -126.3MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * RCFGBuilder took 44072.36ms. Allocated memory was 289.4MB in the beginning and 10.1GB in the end (delta: 9.8GB). Free memory was 179.1MB in the beginning and 9.5GB in the end (delta: -9.3GB). Peak memory consumption was 874.1MB. Max. memory is 16.1GB. * CodeCheck took 46496.57ms. Allocated memory was 10.1GB in the beginning and 10.9GB in the end (delta: 788.5MB). Free memory was 9.5GB in the beginning and 10.2GB in the end (delta: -722.4MB). Peak memory consumption was 62.0MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:27:19,697 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2022-11-16 06:27:19,714 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH --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 d3b945313b946701648e664898790052d45491eaa6aad226ed4d0aa5fe395846 --- 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-e04fb08 [2022-11-16 06:27:22,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 06:27:22,124 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 06:27:22,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 06:27:22,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 06:27:22,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 06:27:22,161 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 06:27:22,166 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 06:27:22,169 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 06:27:22,175 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 06:27:22,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 06:27:22,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 06:27:22,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 06:27:22,184 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 06:27:22,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 06:27:22,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 06:27:22,190 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 06:27:22,191 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 06:27:22,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 06:27:22,199 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 06:27:22,204 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 06:27:22,206 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 06:27:22,207 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 06:27:22,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 06:27:22,215 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 06:27:22,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 06:27:22,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 06:27:22,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 06:27:22,223 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 06:27:22,224 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 06:27:22,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 06:27:22,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 06:27:22,227 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 06:27:22,229 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 06:27:22,230 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 06:27:22,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 06:27:22,231 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 06:27:22,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 06:27:22,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 06:27:22,233 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 06:27:22,234 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 06:27:22,237 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-16 06:27:22,280 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 06:27:22,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 06:27:22,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 06:27:22,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-16 06:27:22,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-16 06:27:22,285 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-16 06:27:22,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 06:27:22,285 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 06:27:22,285 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 06:27:22,285 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 06:27:22,287 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 06:27:22,287 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-16 06:27:22,287 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-16 06:27:22,287 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-16 06:27:22,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 06:27:22,287 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 06:27:22,288 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 06:27:22,288 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-16 06:27:22,288 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-16 06:27:22,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 06:27:22,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:27:22,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 06:27:22,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 06:27:22,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 06:27:22,289 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-16 06:27:22,289 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-16 06:27:22,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 06:27:22,290 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-16 06:27:22,290 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-16 06:27:22,290 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_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d3b945313b946701648e664898790052d45491eaa6aad226ed4d0aa5fe395846 [2022-11-16 06:27:22,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 06:27:22,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 06:27:22,731 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 06:27:22,733 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 06:27:22,734 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 06:27:22,736 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-back-serstep.c [2022-11-16 06:27:22,833 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/data/1f54cab2d/3db3ff8b6bff44bb9dbb8663a2e74842/FLAG7939bde9b [2022-11-16 06:27:23,637 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 06:27:23,638 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-back-serstep.c [2022-11-16 06:27:23,657 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/data/1f54cab2d/3db3ff8b6bff44bb9dbb8663a2e74842/FLAG7939bde9b [2022-11-16 06:27:23,819 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/data/1f54cab2d/3db3ff8b6bff44bb9dbb8663a2e74842 [2022-11-16 06:27:23,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 06:27:23,825 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 06:27:23,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 06:27:23,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 06:27:23,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 06:27:23,831 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:27:23" (1/1) ... [2022-11-16 06:27:23,832 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d9d3052 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:23, skipping insertion in model container [2022-11-16 06:27:23,833 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 06:27:23" (1/1) ... [2022-11-16 06:27:23,841 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 06:27:23,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 06:27:24,199 WARN L229 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_63936f5e-0822-4640-978f-a24889567a78/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-back-serstep.c[1014,1027] [2022-11-16 06:27:24,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:27:24,797 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 06:27:24,808 WARN L229 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_63936f5e-0822-4640-978f-a24889567a78/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.iprotocol.6.prop1-back-serstep.c[1014,1027] [2022-11-16 06:27:25,072 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 06:27:25,085 INFO L208 MainTranslator]: Completed translation [2022-11-16 06:27:25,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:25 WrapperNode [2022-11-16 06:27:25,086 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 06:27:25,090 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 06:27:25,090 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 06:27:25,090 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 06:27:25,098 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:25" (1/1) ... [2022-11-16 06:27:25,177 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:25" (1/1) ... [2022-11-16 06:27:25,380 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 3859 [2022-11-16 06:27:25,380 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 06:27:25,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 06:27:25,382 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 06:27:25,382 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 06:27:25,391 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:25" (1/1) ... [2022-11-16 06:27:25,392 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:25" (1/1) ... [2022-11-16 06:27:25,425 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:25" (1/1) ... [2022-11-16 06:27:25,425 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:25" (1/1) ... [2022-11-16 06:27:25,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:25" (1/1) ... [2022-11-16 06:27:25,593 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:25" (1/1) ... [2022-11-16 06:27:25,618 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:25" (1/1) ... [2022-11-16 06:27:25,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:25" (1/1) ... [2022-11-16 06:27:25,668 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 06:27:25,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 06:27:25,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 06:27:25,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 06:27:25,672 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 06:27:25" (1/1) ... [2022-11-16 06:27:25,678 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-16 06:27:25,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/z3 [2022-11-16 06:27:25,714 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-16 06:27:25,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-16 06:27:25,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 06:27:25,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 06:27:26,500 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 06:27:26,503 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 06:27:42,019 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 06:27:42,083 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 06:27:42,083 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-16 06:27:42,086 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:27:42 BoogieIcfgContainer [2022-11-16 06:27:42,087 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 06:27:42,088 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-16 06:27:42,089 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-16 06:27:42,100 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-16 06:27:42,100 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 06:27:42" (1/1) ... [2022-11-16 06:27:42,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 06:27:42,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-16 06:27:42,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-16 06:27:42,202 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-16 06:27:42,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-16 06:27:42,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-16 06:27:42,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 06:27:42,257 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-16 06:27:42,265 INFO L158 Benchmark]: Toolchain (without parser) took 18438.58ms. Allocated memory was 60.8MB in the beginning and 476.1MB in the end (delta: 415.2MB). Free memory was 33.1MB in the beginning and 164.3MB in the end (delta: -131.2MB). Peak memory consumption was 285.3MB. Max. memory is 16.1GB. [2022-11-16 06:27:42,267 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 60.8MB. Free memory was 42.3MB in the beginning and 42.2MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-16 06:27:42,268 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1261.08ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 32.9MB in the beginning and 35.0MB in the end (delta: -2.1MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2022-11-16 06:27:42,270 INFO L158 Benchmark]: Boogie Procedure Inliner took 290.91ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 35.0MB in the beginning and 64.3MB in the end (delta: -29.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2022-11-16 06:27:42,270 INFO L158 Benchmark]: Boogie Preprocessor took 286.80ms. Allocated memory is still 125.8MB. Free memory was 64.3MB in the beginning and 65.9MB in the end (delta: -1.6MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2022-11-16 06:27:42,272 INFO L158 Benchmark]: RCFGBuilder took 16417.05ms. Allocated memory was 125.8MB in the beginning and 476.1MB in the end (delta: 350.2MB). Free memory was 65.9MB in the beginning and 170.6MB in the end (delta: -104.7MB). Peak memory consumption was 245.8MB. Max. memory is 16.1GB. [2022-11-16 06:27:42,273 INFO L158 Benchmark]: CodeCheck took 174.39ms. Allocated memory is still 476.1MB. Free memory was 170.6MB in the beginning and 164.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-16 06:27:42,283 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 0.34ms. Allocated memory is still 60.8MB. Free memory was 42.3MB in the beginning and 42.2MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1261.08ms. Allocated memory was 60.8MB in the beginning and 83.9MB in the end (delta: 23.1MB). Free memory was 32.9MB in the beginning and 35.0MB in the end (delta: -2.1MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 290.91ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 35.0MB in the beginning and 64.3MB in the end (delta: -29.3MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 286.80ms. Allocated memory is still 125.8MB. Free memory was 64.3MB in the beginning and 65.9MB in the end (delta: -1.6MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * RCFGBuilder took 16417.05ms. Allocated memory was 125.8MB in the beginning and 476.1MB in the end (delta: 350.2MB). Free memory was 65.9MB in the beginning and 170.6MB in the end (delta: -104.7MB). Peak memory consumption was 245.8MB. Max. memory is 16.1GB. * CodeCheck took 174.39ms. Allocated memory is still 476.1MB. Free memory was 170.6MB in the beginning and 164.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-16 06:27:42,350 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63936f5e-0822-4640-978f-a24889567a78/bin/ukojak-CydTVMUXoH/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