./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 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_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg --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 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 --- 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-b5237d8 [2022-11-21 23:47:49,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:47:49,703 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:47:49,745 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:47:49,747 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:47:49,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:47:49,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:47:49,756 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:47:49,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:47:49,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:47:49,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:47:49,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:47:49,767 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:47:49,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:47:49,774 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:47:49,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:47:49,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:47:49,778 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:47:49,779 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:47:49,782 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:47:49,785 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:47:49,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:47:49,789 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:47:49,790 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:47:49,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:47:49,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:47:49,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:47:49,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:47:49,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:47:49,805 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:47:49,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:47:49,807 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:47:49,808 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:47:49,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:47:49,812 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:47:49,812 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:47:49,813 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:47:49,813 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:47:49,814 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:47:49,815 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:47:49,816 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:47:49,817 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 23:47:49,845 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:47:49,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:47:49,846 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:47:49,847 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:47:49,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:47:49,847 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:47:49,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:47:49,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:47:49,848 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:47:49,848 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:47:49,849 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:47:49,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:47:49,850 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:47:49,850 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:47:49,850 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:47:49,851 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:47:49,851 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:47:49,851 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:47:49,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:47:49,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:47:49,852 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:47:49,852 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:47:49,852 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:47:49,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:47:49,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:47:49,853 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_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 [2022-11-21 23:47:50,110 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:47:50,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:47:50,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:47:50,134 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:47:50,134 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:47:50,136 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-11-21 23:47:53,286 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:47:53,715 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:47:53,716 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-11-21 23:47:53,735 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/data/de14858f8/da2024d340954509ae779f164d66c6e2/FLAGb86ef40a4 [2022-11-21 23:47:53,751 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/data/de14858f8/da2024d340954509ae779f164d66c6e2 [2022-11-21 23:47:53,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:47:53,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:47:53,762 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:47:53,762 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:47:53,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:47:53,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:47:53" (1/1) ... [2022-11-21 23:47:53,767 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@25a88671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:53, skipping insertion in model container [2022-11-21 23:47:53,767 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:47:53" (1/1) ... [2022-11-21 23:47:53,774 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:47:53,845 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:47:54,066 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_369dd382-d4c4-4bcf-88ed-367eec10f578/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-11-21 23:47:54,454 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:47:54,466 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:47:54,479 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_369dd382-d4c4-4bcf-88ed-367eec10f578/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-11-21 23:47:54,694 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:47:54,706 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:47:54,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:54 WrapperNode [2022-11-21 23:47:54,708 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:47:54,710 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:47:54,710 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:47:54,710 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:47:54,718 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:54" (1/1) ... [2022-11-21 23:47:54,803 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:54" (1/1) ... [2022-11-21 23:47:54,973 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1779 [2022-11-21 23:47:54,975 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:47:54,975 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:47:54,976 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:47:54,976 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:47:54,986 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:54" (1/1) ... [2022-11-21 23:47:54,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:54" (1/1) ... [2022-11-21 23:47:55,000 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:54" (1/1) ... [2022-11-21 23:47:55,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:54" (1/1) ... [2022-11-21 23:47:55,060 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:54" (1/1) ... [2022-11-21 23:47:55,077 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:54" (1/1) ... [2022-11-21 23:47:55,096 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:54" (1/1) ... [2022-11-21 23:47:55,107 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:54" (1/1) ... [2022-11-21 23:47:55,143 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:47:55,143 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:47:55,144 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:47:55,144 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:47:55,145 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:47:54" (1/1) ... [2022-11-21 23:47:55,152 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:47:55,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:47:55,178 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:47:55,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:47:55,229 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:47:55,230 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:47:55,696 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:47:55,698 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:50:34,220 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:50:34,276 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:50:34,276 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:50:34,278 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:50:34 BoogieIcfgContainer [2022-11-21 23:50:34,279 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:50:34,280 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:50:34,280 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:50:34,289 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:50:34,290 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:50:34" (1/1) ... [2022-11-21 23:50:34,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:50:34,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:50:34,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:50:34,351 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:50:34,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:50:34,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:50:34,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:50:35,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 23:50:37,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 23:50:47,889 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-11-21 23:50:57,990 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 [] [2022-11-21 23:50:59,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:50:59,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2022-11-21 23:50:59,158 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2022-11-21 23:50:59,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-21 23:50:59,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:50:59,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:52:32,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:52:32,570 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 23:54:00,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 23:54:11,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 23:54:11,806 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) [2022-11-21 23:54:11,812 INFO L158 Benchmark]: Toolchain (without parser) took 378052.84ms. Allocated memory was 134.2MB in the beginning and 1.9GB in the end (delta: 1.7GB). Free memory was 100.2MB in the beginning and 998.3MB in the end (delta: -898.1MB). Peak memory consumption was 852.4MB. Max. memory is 16.1GB. [2022-11-21 23:54:11,813 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:54:11,814 INFO L158 Benchmark]: CACSL2BoogieTranslator took 946.60ms. Allocated memory is still 134.2MB. Free memory was 99.9MB in the beginning and 94.5MB in the end (delta: 5.3MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. [2022-11-21 23:54:11,816 INFO L158 Benchmark]: Boogie Procedure Inliner took 265.23ms. Allocated memory was 134.2MB in the beginning and 165.7MB in the end (delta: 31.5MB). Free memory was 94.5MB in the beginning and 106.8MB in the end (delta: -12.3MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2022-11-21 23:54:11,817 INFO L158 Benchmark]: Boogie Preprocessor took 167.47ms. Allocated memory is still 165.7MB. Free memory was 106.8MB in the beginning and 97.4MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:54:11,818 INFO L158 Benchmark]: RCFGBuilder took 159135.41ms. Allocated memory was 165.7MB in the beginning and 755.0MB in the end (delta: 589.3MB). Free memory was 97.4MB in the beginning and 268.4MB in the end (delta: -171.1MB). Peak memory consumption was 444.5MB. Max. memory is 16.1GB. [2022-11-21 23:54:11,819 INFO L158 Benchmark]: CodeCheck took 217531.20ms. Allocated memory was 755.0MB in the beginning and 1.9GB in the end (delta: 1.1GB). Free memory was 268.4MB in the beginning and 998.3MB in the end (delta: -729.9MB). Peak memory consumption was 398.4MB. Max. memory is 16.1GB. [2022-11-21 23:54:11,830 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 111.1MB. Free memory is still 63.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 946.60ms. Allocated memory is still 134.2MB. Free memory was 99.9MB in the beginning and 94.5MB in the end (delta: 5.3MB). Peak memory consumption was 69.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 265.23ms. Allocated memory was 134.2MB in the beginning and 165.7MB in the end (delta: 31.5MB). Free memory was 94.5MB in the beginning and 106.8MB in the end (delta: -12.3MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 167.47ms. Allocated memory is still 165.7MB. Free memory was 106.8MB in the beginning and 97.4MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 159135.41ms. Allocated memory was 165.7MB in the beginning and 755.0MB in the end (delta: 589.3MB). Free memory was 97.4MB in the beginning and 268.4MB in the end (delta: -171.1MB). Peak memory consumption was 444.5MB. Max. memory is 16.1GB. * CodeCheck took 217531.20ms. Allocated memory was 755.0MB in the beginning and 1.9GB in the end (delta: 1.1GB). Free memory was 268.4MB in the beginning and 998.3MB in the end (delta: -729.9MB). Peak memory consumption was 398.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:54:11,870 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/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_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg --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 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 --- 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-b5237d8 [2022-11-21 23:54:14,374 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:54:14,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:54:14,428 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:54:14,428 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:54:14,434 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:54:14,435 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:54:14,437 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:54:14,438 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:54:14,439 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:54:14,440 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:54:14,441 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:54:14,442 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:54:14,443 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:54:14,446 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:54:14,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:54:14,453 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:54:14,459 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:54:14,464 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:54:14,465 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:54:14,467 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:54:14,472 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:54:14,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:54:14,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:54:14,485 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:54:14,485 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:54:14,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:54:14,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:54:14,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:54:14,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:54:14,488 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:54:14,489 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:54:14,490 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:54:14,490 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:54:14,491 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:54:14,491 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:54:14,492 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:54:14,492 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:54:14,493 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:54:14,498 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:54:14,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:54:14,504 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 23:54:14,537 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:54:14,537 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:54:14,540 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:54:14,540 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:54:14,541 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:54:14,541 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:54:14,541 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:54:14,541 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:54:14,542 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:54:14,542 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:54:14,543 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:54:14,543 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:54:14,544 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:54:14,544 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:54:14,544 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:54:14,544 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:54:14,545 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:54:14,545 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:54:14,545 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:54:14,545 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:54:14,546 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:54:14,546 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:54:14,546 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:54:14,546 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:54:14,547 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:54:14,547 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:54:14,547 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:54:14,547 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:54:14,548 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:54:14,548 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_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 34706d6ed7dc5457e6baaed7dcfb04a35fb2715043d8576caf0678232a84ae10 [2022-11-21 23:54:14,947 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:54:14,978 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:54:14,983 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:54:14,985 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:54:14,986 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:54:14,988 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-11-21 23:54:17,986 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:54:18,378 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:54:18,379 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c [2022-11-21 23:54:18,395 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/data/89e1c9d7c/eb640eb5a67e4a4d9c7dd1889b0f0f9c/FLAG350af4eaa [2022-11-21 23:54:18,415 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/data/89e1c9d7c/eb640eb5a67e4a4d9c7dd1889b0f0f9c [2022-11-21 23:54:18,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:54:18,422 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:54:18,424 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:54:18,424 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:54:18,429 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:54:18,430 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:54:18" (1/1) ... [2022-11-21 23:54:18,431 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d2a9096 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:18, skipping insertion in model container [2022-11-21 23:54:18,431 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:54:18" (1/1) ... [2022-11-21 23:54:18,438 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:54:18,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:54:18,739 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_369dd382-d4c4-4bcf-88ed-367eec10f578/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-11-21 23:54:19,187 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:54:19,194 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:54:19,205 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_369dd382-d4c4-4bcf-88ed-367eec10f578/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peterson.3.prop1-back-serstep.c[1014,1027] [2022-11-21 23:54:19,365 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:54:19,379 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:54:19,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:19 WrapperNode [2022-11-21 23:54:19,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:54:19,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:54:19,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:54:19,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:54:19,391 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:19" (1/1) ... [2022-11-21 23:54:19,434 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:19" (1/1) ... [2022-11-21 23:54:19,528 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1779 [2022-11-21 23:54:19,529 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:54:19,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:54:19,530 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:54:19,530 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:54:19,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:19" (1/1) ... [2022-11-21 23:54:19,553 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:19" (1/1) ... [2022-11-21 23:54:19,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:19" (1/1) ... [2022-11-21 23:54:19,578 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:19" (1/1) ... [2022-11-21 23:54:19,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:19" (1/1) ... [2022-11-21 23:54:19,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:19" (1/1) ... [2022-11-21 23:54:19,626 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:19" (1/1) ... [2022-11-21 23:54:19,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:19" (1/1) ... [2022-11-21 23:54:19,646 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:54:19,647 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:54:19,647 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:54:19,647 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:54:19,648 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:54:19" (1/1) ... [2022-11-21 23:54:19,654 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:54:19,671 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:54:19,715 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:54:19,759 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:54:19,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:54:19,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:54:20,248 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:54:20,250 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:54:23,131 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:54:23,187 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:54:23,187 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:54:23,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:54:23 BoogieIcfgContainer [2022-11-21 23:54:23,190 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:54:23,191 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:54:23,191 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:54:23,201 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:54:23,201 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:54:23" (1/1) ... [2022-11-21 23:54:23,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:54:23,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:54:23,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-11-21 23:54:23,273 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-11-21 23:54:23,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:54:23,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:54:23,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:54:23,321 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) [2022-11-21 23:54:23,326 INFO L158 Benchmark]: Toolchain (without parser) took 4902.48ms. Allocated memory was 77.6MB in the beginning and 155.2MB in the end (delta: 77.6MB). Free memory was 52.4MB in the beginning and 104.9MB in the end (delta: -52.5MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2022-11-21 23:54:23,327 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 77.6MB. Free memory was 54.6MB in the beginning and 54.6MB in the end (delta: 60.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:54:23,328 INFO L158 Benchmark]: CACSL2BoogieTranslator took 957.96ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 52.2MB in the beginning and 65.1MB in the end (delta: -12.9MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. [2022-11-21 23:54:23,329 INFO L158 Benchmark]: Boogie Procedure Inliner took 146.19ms. Allocated memory is still 100.7MB. Free memory was 65.1MB in the beginning and 52.6MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:54:23,330 INFO L158 Benchmark]: Boogie Preprocessor took 117.06ms. Allocated memory is still 100.7MB. Free memory was 52.6MB in the beginning and 44.7MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 23:54:23,331 INFO L158 Benchmark]: RCFGBuilder took 3542.94ms. Allocated memory was 100.7MB in the beginning and 155.2MB in the end (delta: 54.5MB). Free memory was 44.7MB in the beginning and 111.2MB in the end (delta: -66.5MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. [2022-11-21 23:54:23,332 INFO L158 Benchmark]: CodeCheck took 133.41ms. Allocated memory is still 155.2MB. Free memory was 111.2MB in the beginning and 104.9MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:54:23,344 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 0.23ms. Allocated memory is still 77.6MB. Free memory was 54.6MB in the beginning and 54.6MB in the end (delta: 60.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 957.96ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 52.2MB in the beginning and 65.1MB in the end (delta: -12.9MB). Peak memory consumption was 32.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 146.19ms. Allocated memory is still 100.7MB. Free memory was 65.1MB in the beginning and 52.6MB in the end (delta: 12.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 117.06ms. Allocated memory is still 100.7MB. Free memory was 52.6MB in the beginning and 44.7MB in the end (delta: 8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3542.94ms. Allocated memory was 100.7MB in the beginning and 155.2MB in the end (delta: 54.5MB). Free memory was 44.7MB in the beginning and 111.2MB in the end (delta: -66.5MB). Peak memory consumption was 48.7MB. Max. memory is 16.1GB. * CodeCheck took 133.41ms. Allocated memory is still 155.2MB. Free memory was 111.2MB in the beginning and 104.9MB 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. [2022-11-21 23:54:23,370 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_369dd382-d4c4-4bcf-88ed-367eec10f578/bin/ukojak-jW3SillKbg/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