./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Spinner.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b 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_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Spinner.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c91ba6ce48d133e887a21b84bd36f9ee70152c0447821ab7cf2498a6b08c6ef8 --- 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-8393723 [2022-11-18 20:27:15,815 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:27:15,817 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:27:15,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:27:15,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:27:15,841 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:27:15,843 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:27:15,845 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:27:15,847 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:27:15,849 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:27:15,850 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:27:15,852 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:27:15,852 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:27:15,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:27:15,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:27:15,857 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:27:15,858 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:27:15,859 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:27:15,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:27:15,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:27:15,865 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:27:15,866 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:27:15,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:27:15,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:27:15,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:27:15,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:27:15,874 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:27:15,875 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:27:15,876 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:27:15,877 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:27:15,877 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:27:15,878 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:27:15,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:27:15,881 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:27:15,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:27:15,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:27:15,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:27:15,884 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:27:15,884 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:27:15,886 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:27:15,887 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:27:15,888 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-18 20:27:15,909 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:27:15,909 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:27:15,910 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:27:15,910 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:27:15,911 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:27:15,911 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:27:15,912 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:27:15,912 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:27:15,913 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:27:15,913 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:27:15,913 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:27:15,914 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:27:15,914 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:27:15,914 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:27:15,914 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:27:15,915 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:27:15,915 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:27:15,915 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:27:15,916 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:27:15,916 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:27:15,916 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:27:15,916 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:27:15,917 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:27:15,917 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:27:15,917 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:27:15,918 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:27:15,918 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:27:15,918 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:27:15,918 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:27:15,919 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:27:15,919 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_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c91ba6ce48d133e887a21b84bd36f9ee70152c0447821ab7cf2498a6b08c6ef8 [2022-11-18 20:27:16,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:27:16,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:27:16,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:27:16,190 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:27:16,191 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:27:16,193 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Spinner.c [2022-11-18 20:27:16,286 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/data/5c8da9226/71777f2fa7434c54b774ea4f9b86d887/FLAG7abe7df38 [2022-11-18 20:27:16,866 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:27:16,866 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Spinner.c [2022-11-18 20:27:16,876 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/data/5c8da9226/71777f2fa7434c54b774ea4f9b86d887/FLAG7abe7df38 [2022-11-18 20:27:17,212 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/data/5c8da9226/71777f2fa7434c54b774ea4f9b86d887 [2022-11-18 20:27:17,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:27:17,218 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:27:17,219 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:27:17,220 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:27:17,223 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:27:17,224 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:27:17" (1/1) ... [2022-11-18 20:27:17,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30ceb2d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17, skipping insertion in model container [2022-11-18 20:27:17,226 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:27:17" (1/1) ... [2022-11-18 20:27:17,233 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:27:17,258 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:27:17,456 WARN L234 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_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Spinner.c[1107,1120] [2022-11-18 20:27:17,566 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:27:17,569 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:27:17,589 WARN L234 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_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Spinner.c[1107,1120] [2022-11-18 20:27:17,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:27:17,681 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:27:17,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17 WrapperNode [2022-11-18 20:27:17,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:27:17,684 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:27:17,684 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:27:17,684 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:27:17,692 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17" (1/1) ... [2022-11-18 20:27:17,704 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17" (1/1) ... [2022-11-18 20:27:17,750 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 406 [2022-11-18 20:27:17,750 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:27:17,751 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:27:17,751 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:27:17,752 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:27:17,762 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17" (1/1) ... [2022-11-18 20:27:17,762 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17" (1/1) ... [2022-11-18 20:27:17,769 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17" (1/1) ... [2022-11-18 20:27:17,769 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17" (1/1) ... [2022-11-18 20:27:17,781 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17" (1/1) ... [2022-11-18 20:27:17,792 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17" (1/1) ... [2022-11-18 20:27:17,795 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17" (1/1) ... [2022-11-18 20:27:17,798 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17" (1/1) ... [2022-11-18 20:27:17,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:27:17,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:27:17,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:27:17,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:27:17,816 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17" (1/1) ... [2022-11-18 20:27:17,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:27:17,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:27:17,853 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:27:17,875 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:27:17,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:27:17,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:27:18,026 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:27:18,028 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:27:18,814 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:27:18,823 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:27:18,824 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 20:27:18,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:27:18 BoogieIcfgContainer [2022-11-18 20:27:18,826 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:27:18,829 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:27:18,829 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:27:18,833 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:27:18,834 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:27:17" (1/3) ... [2022-11-18 20:27:18,834 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15fae764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:27:18, skipping insertion in model container [2022-11-18 20:27:18,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:17" (2/3) ... [2022-11-18 20:27:18,835 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@15fae764 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:27:18, skipping insertion in model container [2022-11-18 20:27:18,835 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:27:18" (3/3) ... [2022-11-18 20:27:18,837 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_Spinner.c [2022-11-18 20:27:18,858 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:27:18,858 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 20:27:18,917 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:27:18,925 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6563f41d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:27:18,925 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 20:27:18,932 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 66 states have (on average 1.6363636363636365) internal successors, (108), 67 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:27:18,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-18 20:27:18,947 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:27:18,948 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:27:18,949 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:27:18,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:27:18,955 INFO L85 PathProgramCache]: Analyzing trace with hash 1428179117, now seen corresponding path program 1 times [2022-11-18 20:27:18,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:27:18,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1076872590] [2022-11-18 20:27:18,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:27:18,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:27:19,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:27:19,673 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:27:19,673 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-18 20:27:19,674 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1076872590] [2022-11-18 20:27:19,675 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1076872590] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:27:19,675 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:27:19,675 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:27:19,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [384281167] [2022-11-18 20:27:19,678 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:27:19,682 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:27:19,682 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-18 20:27:19,711 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:27:19,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:27:19,713 INFO L87 Difference]: Start difference. First operand has 68 states, 66 states have (on average 1.6363636363636365) internal successors, (108), 67 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:27:19,804 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:27:19,804 INFO L93 Difference]: Finished difference Result 202 states and 332 transitions. [2022-11-18 20:27:19,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 20:27:19,807 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 13 [2022-11-18 20:27:19,808 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:27:19,816 INFO L225 Difference]: With dead ends: 202 [2022-11-18 20:27:19,817 INFO L226 Difference]: Without dead ends: 136 [2022-11-18 20:27:19,820 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 20:27:19,823 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 282 mSDsluCounter, 133 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 282 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-18 20:27:19,824 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [282 Valid, 253 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-18 20:27:19,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2022-11-18 20:27:19,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 66. [2022-11-18 20:27:19,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 65 states have (on average 1.6) internal successors, (104), 65 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:27:19,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 104 transitions. [2022-11-18 20:27:19,862 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 104 transitions. Word has length 13 [2022-11-18 20:27:19,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:27:19,863 INFO L495 AbstractCegarLoop]: Abstraction has 66 states and 104 transitions. [2022-11-18 20:27:19,863 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 3.25) internal successors, (13), 4 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:27:19,863 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 104 transitions. [2022-11-18 20:27:19,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-18 20:27:19,864 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:27:19,864 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-18 20:27:19,865 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-18 20:27:19,865 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:27:19,865 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:27:19,866 INFO L85 PathProgramCache]: Analyzing trace with hash 1325604663, now seen corresponding path program 1 times [2022-11-18 20:27:19,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-18 20:27:19,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [619330877] [2022-11-18 20:27:19,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:27:19,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-18 20:27:20,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:27:20,041 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-18 20:27:20,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-18 20:27:20,277 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-11-18 20:27:20,278 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-18 20:27:20,281 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 20:27:20,283 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-18 20:27:20,286 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-18 20:27:20,292 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 20:27:20,348 WARN L320 BoogieBacktranslator]: Removing null node from list of ATEs: ATE program state null [2022-11-18 20:27:20,371 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:27:20 BoogieIcfgContainer [2022-11-18 20:27:20,372 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 20:27:20,373 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:27:20,373 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:27:20,374 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:27:20,374 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:27:18" (3/4) ... [2022-11-18 20:27:20,377 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-18 20:27:20,377 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:27:20,379 INFO L158 Benchmark]: Toolchain (without parser) took 3160.95ms. Allocated memory is still 136.3MB. Free memory was 103.3MB in the beginning and 76.1MB in the end (delta: 27.2MB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2022-11-18 20:27:20,381 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:27:20,383 INFO L158 Benchmark]: CACSL2BoogieTranslator took 463.36ms. Allocated memory is still 136.3MB. Free memory was 103.1MB in the beginning and 105.4MB in the end (delta: -2.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 20:27:20,388 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.90ms. Allocated memory is still 136.3MB. Free memory was 105.4MB in the beginning and 101.9MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-18 20:27:20,389 INFO L158 Benchmark]: Boogie Preprocessor took 52.95ms. Allocated memory is still 136.3MB. Free memory was 101.9MB in the beginning and 99.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:27:20,389 INFO L158 Benchmark]: RCFGBuilder took 1021.88ms. Allocated memory is still 136.3MB. Free memory was 99.1MB in the beginning and 67.0MB in the end (delta: 32.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-18 20:27:20,390 INFO L158 Benchmark]: TraceAbstraction took 1543.46ms. Allocated memory is still 136.3MB. Free memory was 66.3MB in the beginning and 76.1MB in the end (delta: -9.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:27:20,390 INFO L158 Benchmark]: Witness Printer took 5.37ms. Allocated memory is still 136.3MB. Free memory is still 76.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:27:20,397 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 81.8MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 42.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 463.36ms. Allocated memory is still 136.3MB. Free memory was 103.1MB in the beginning and 105.4MB in the end (delta: -2.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.90ms. Allocated memory is still 136.3MB. Free memory was 105.4MB in the beginning and 101.9MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.95ms. Allocated memory is still 136.3MB. Free memory was 101.9MB in the beginning and 99.1MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1021.88ms. Allocated memory is still 136.3MB. Free memory was 99.1MB in the beginning and 67.0MB in the end (delta: 32.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1543.46ms. Allocated memory is still 136.3MB. Free memory was 66.3MB in the beginning and 76.1MB in the end (delta: -9.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.37ms. Allocated memory is still 136.3MB. Free memory is still 76.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 20]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of bitwiseComplement at line 157, overapproximation of bitwiseOr at line 149, overapproximation of bitwiseAnd at line 155. Possible FailurePath: [L25] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 5); [L26] const SORT_1 msb_SORT_1 = (SORT_1)1 << (5 - 1); [L28] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 1); [L29] const SORT_3 msb_SORT_3 = (SORT_3)1 << (1 - 1); [L31] const SORT_5 mask_SORT_5 = (SORT_5)-1 >> (sizeof(SORT_5) * 8 - 32); [L32] const SORT_5 msb_SORT_5 = (SORT_5)1 << (32 - 1); [L34] const SORT_47 mask_SORT_47 = (SORT_47)-1 >> (sizeof(SORT_47) * 8 - 31); [L35] const SORT_47 msb_SORT_47 = (SORT_47)1 << (31 - 1); [L37] const SORT_57 mask_SORT_57 = (SORT_57)-1 >> (sizeof(SORT_57) * 8 - 30); [L38] const SORT_57 msb_SORT_57 = (SORT_57)1 << (30 - 1); [L40] const SORT_59 mask_SORT_59 = (SORT_59)-1 >> (sizeof(SORT_59) * 8 - 29); [L41] const SORT_59 msb_SORT_59 = (SORT_59)1 << (29 - 1); [L43] const SORT_65 mask_SORT_65 = (SORT_65)-1 >> (sizeof(SORT_65) * 8 - 2); [L44] const SORT_65 msb_SORT_65 = (SORT_65)1 << (2 - 1); [L46] const SORT_71 mask_SORT_71 = (SORT_71)-1 >> (sizeof(SORT_71) * 8 - 28); [L47] const SORT_71 msb_SORT_71 = (SORT_71)1 << (28 - 1); [L49] const SORT_73 mask_SORT_73 = (SORT_73)-1 >> (sizeof(SORT_73) * 8 - 26); [L50] const SORT_73 msb_SORT_73 = (SORT_73)1 << (26 - 1); [L52] const SORT_79 mask_SORT_79 = (SORT_79)-1 >> (sizeof(SORT_79) * 8 - 4); [L53] const SORT_79 msb_SORT_79 = (SORT_79)1 << (4 - 1); [L55] const SORT_85 mask_SORT_85 = (SORT_85)-1 >> (sizeof(SORT_85) * 8 - 24); [L56] const SORT_85 msb_SORT_85 = (SORT_85)1 << (24 - 1); [L58] const SORT_87 mask_SORT_87 = (SORT_87)-1 >> (sizeof(SORT_87) * 8 - 20); [L59] const SORT_87 msb_SORT_87 = (SORT_87)1 << (20 - 1); [L61] const SORT_93 mask_SORT_93 = (SORT_93)-1 >> (sizeof(SORT_93) * 8 - 8); [L62] const SORT_93 msb_SORT_93 = (SORT_93)1 << (8 - 1); [L64] const SORT_99 mask_SORT_99 = (SORT_99)-1 >> (sizeof(SORT_99) * 8 - 16); [L65] const SORT_99 msb_SORT_99 = (SORT_99)1 << (16 - 1); [L67] const SORT_5 var_8 = 0; [L68] const SORT_3 var_19 = 0; [L69] const SORT_3 var_40 = 1; [L71] SORT_1 input_2; [L72] SORT_3 input_4; [L73] SORT_5 input_6; [L74] SORT_3 input_7; [L76] SORT_5 state_9 = __VERIFIER_nondet_uint() & mask_SORT_5; [L77] SORT_5 state_13 = __VERIFIER_nondet_uint() & mask_SORT_5; [L78] SORT_3 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_3; [L80] SORT_5 init_10_arg_1 = var_8; [L81] state_9 = init_10_arg_1 [L82] SORT_5 init_14_arg_1 = var_8; [L83] state_13 = init_14_arg_1 [L84] SORT_3 init_21_arg_1 = var_19; [L85] state_20 = init_21_arg_1 VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, mask_SORT_1=31, mask_SORT_3=1, mask_SORT_47=4294967295, mask_SORT_5=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_65=3, mask_SORT_71=4294967295, mask_SORT_73=4294967295, mask_SORT_79=15, mask_SORT_85=4294967295, mask_SORT_87=4294967295, mask_SORT_93=255, mask_SORT_99=65535, msb_SORT_1=16, msb_SORT_3=1, msb_SORT_47=1073741824, msb_SORT_5=2147483648, msb_SORT_57=536870912, msb_SORT_59=268435456, msb_SORT_65=2, msb_SORT_71=134217728, msb_SORT_73=33554432, msb_SORT_79=8, msb_SORT_85=8388608, msb_SORT_87=524288, msb_SORT_93=128, msb_SORT_99=32768, state_13=0, state_20=0, state_9=0, var_19=0, var_40=1, var_8=0] [L88] input_2 = __VERIFIER_nondet_uchar() [L89] input_4 = __VERIFIER_nondet_uchar() [L90] input_6 = __VERIFIER_nondet_uint() [L91] input_7 = __VERIFIER_nondet_uchar() [L92] input_7 = input_7 & mask_SORT_3 VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, input_2=3, input_4=2, input_6=2147483649, input_7=0, mask_SORT_1=31, mask_SORT_3=1, mask_SORT_47=4294967295, mask_SORT_5=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_65=3, mask_SORT_71=4294967295, mask_SORT_73=4294967295, mask_SORT_79=15, mask_SORT_85=4294967295, mask_SORT_87=4294967295, mask_SORT_93=255, mask_SORT_99=65535, msb_SORT_1=16, msb_SORT_3=1, msb_SORT_47=1073741824, msb_SORT_5=2147483648, msb_SORT_57=536870912, msb_SORT_59=268435456, msb_SORT_65=2, msb_SORT_71=134217728, msb_SORT_73=33554432, msb_SORT_79=8, msb_SORT_85=8388608, msb_SORT_87=524288, msb_SORT_93=128, msb_SORT_99=32768, state_13=0, state_20=0, state_9=0, var_19=0, var_40=1, var_8=0] [L95] SORT_5 var_11_arg_0 = state_9; [L96] SORT_5 var_11_arg_1 = var_8; [L97] SORT_3 var_11 = var_11_arg_0 == var_11_arg_1; [L98] SORT_3 var_12_arg_0 = var_11; [L99] SORT_3 var_12 = ~var_12_arg_0; [L100] SORT_5 var_15_arg_0 = state_13; [L101] SORT_5 var_15_arg_1 = var_8; [L102] SORT_3 var_15 = var_15_arg_0 == var_15_arg_1; [L103] SORT_3 var_16_arg_0 = var_15; [L104] SORT_3 var_16 = ~var_16_arg_0; [L105] SORT_3 var_17_arg_0 = var_12; [L106] SORT_3 var_17_arg_1 = var_16; [L107] SORT_3 var_17 = var_17_arg_0 & var_17_arg_1; [L108] SORT_3 var_18_arg_0 = var_17; [L109] SORT_3 var_18 = ~var_18_arg_0; [L110] SORT_3 var_22_arg_0 = state_20; VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, input_2=3, input_4=2, input_6=2147483649, input_7=0, mask_SORT_1=31, mask_SORT_3=1, mask_SORT_47=4294967295, mask_SORT_5=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_65=3, mask_SORT_71=4294967295, mask_SORT_73=4294967295, mask_SORT_79=15, mask_SORT_85=4294967295, mask_SORT_87=4294967295, mask_SORT_93=255, mask_SORT_99=65535, msb_SORT_1=16, msb_SORT_3=1, msb_SORT_47=1073741824, msb_SORT_5=2147483648, msb_SORT_57=536870912, msb_SORT_59=268435456, msb_SORT_65=2, msb_SORT_71=134217728, msb_SORT_73=33554432, msb_SORT_79=8, msb_SORT_85=8388608, msb_SORT_87=524288, msb_SORT_93=128, msb_SORT_99=32768, state_13=0, state_20=0, state_9=0, var_11=1, var_11_arg_0=0, var_11_arg_1=0, var_12=3, var_12_arg_0=1, var_15=1, var_15_arg_0=0, var_15_arg_1=0, var_16=2, var_16_arg_0=1, var_17=3, var_17_arg_0=3, var_17_arg_1=2, var_18_arg_0=3, var_19=0, var_22_arg_0=0, var_40=1, var_8=0] [L111] var_22_arg_0 = var_22_arg_0 & mask_SORT_3 VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, input_2=3, input_4=2, input_6=2147483649, input_7=0, mask_SORT_1=31, mask_SORT_3=1, mask_SORT_47=4294967295, mask_SORT_5=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_65=3, mask_SORT_71=4294967295, mask_SORT_73=4294967295, mask_SORT_79=15, mask_SORT_85=4294967295, mask_SORT_87=4294967295, mask_SORT_93=255, mask_SORT_99=65535, msb_SORT_1=16, msb_SORT_3=1, msb_SORT_47=1073741824, msb_SORT_5=2147483648, msb_SORT_57=536870912, msb_SORT_59=268435456, msb_SORT_65=2, msb_SORT_71=134217728, msb_SORT_73=33554432, msb_SORT_79=8, msb_SORT_85=8388608, msb_SORT_87=524288, msb_SORT_93=128, msb_SORT_99=32768, state_13=0, state_20=0, state_9=0, var_11=1, var_11_arg_0=0, var_11_arg_1=0, var_12=3, var_12_arg_0=1, var_15=1, var_15_arg_0=0, var_15_arg_1=0, var_16=2, var_16_arg_0=1, var_17=3, var_17_arg_0=3, var_17_arg_1=2, var_18_arg_0=3, var_19=0, var_22_arg_0=0, var_40=1, var_8=0] [L112] SORT_5 var_22 = var_22_arg_0; [L113] SORT_5 var_23_arg_0 = var_22; [L114] SORT_5 var_23_arg_1 = var_8; [L115] SORT_3 var_23 = var_23_arg_0 == var_23_arg_1; [L116] SORT_5 var_24_arg_0 = state_9; [L117] SORT_5 var_24_arg_1 = var_8; [L118] SORT_3 var_24 = var_24_arg_0 == var_24_arg_1; [L119] SORT_3 var_25_arg_0 = var_24; [L120] SORT_3 var_25 = ~var_25_arg_0; [L121] SORT_3 var_26_arg_0 = var_23; [L122] SORT_3 var_26_arg_1 = var_25; [L123] SORT_3 var_26 = var_26_arg_0 | var_26_arg_1; [L124] SORT_3 var_27_arg_0 = var_18; [L125] SORT_3 var_27_arg_1 = var_26; [L126] SORT_3 var_27 = var_27_arg_0 | var_27_arg_1; [L127] SORT_5 var_28_arg_0 = state_9; [L128] SORT_5 var_28_arg_1 = var_8; [L129] SORT_3 var_28 = var_28_arg_0 == var_28_arg_1; [L130] SORT_5 var_29_arg_0 = state_13; [L131] SORT_5 var_29_arg_1 = var_8; [L132] SORT_3 var_29 = var_29_arg_0 == var_29_arg_1; [L133] SORT_3 var_30_arg_0 = var_28; [L134] SORT_3 var_30_arg_1 = var_29; [L135] SORT_3 var_30 = var_30_arg_0 & var_30_arg_1; [L136] SORT_3 var_31_arg_0 = var_30; [L137] SORT_3 var_31 = ~var_31_arg_0; [L138] SORT_3 var_32_arg_0 = state_20; VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, input_2=3, input_4=2, input_6=2147483649, input_7=0, mask_SORT_1=31, mask_SORT_3=1, mask_SORT_47=4294967295, mask_SORT_5=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_65=3, mask_SORT_71=4294967295, mask_SORT_73=4294967295, mask_SORT_79=15, mask_SORT_85=4294967295, mask_SORT_87=4294967295, mask_SORT_93=255, mask_SORT_99=65535, msb_SORT_1=16, msb_SORT_3=1, msb_SORT_47=1073741824, msb_SORT_5=2147483648, msb_SORT_57=536870912, msb_SORT_59=268435456, msb_SORT_65=2, msb_SORT_71=134217728, msb_SORT_73=33554432, msb_SORT_79=8, msb_SORT_85=8388608, msb_SORT_87=524288, msb_SORT_93=128, msb_SORT_99=32768, state_13=0, state_20=0, state_9=0, var_11=1, var_11_arg_0=0, var_11_arg_1=0, var_12=3, var_12_arg_0=1, var_15=1, var_15_arg_0=0, var_15_arg_1=0, var_16=2, var_16_arg_0=1, var_17=3, var_17_arg_0=3, var_17_arg_1=2, var_18=4, var_18_arg_0=3, var_19=0, var_22=0, var_22_arg_0=0, var_23=1, var_23_arg_0=0, var_23_arg_1=0, var_24=1, var_24_arg_0=0, var_24_arg_1=0, var_25=1, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=1, var_27=4, var_27_arg_0=4, var_27_arg_1=1, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31_arg_0=1, var_32_arg_0=0, var_40=1, var_8=0] [L139] var_32_arg_0 = var_32_arg_0 & mask_SORT_3 VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, input_2=3, input_4=2, input_6=2147483649, input_7=0, mask_SORT_1=31, mask_SORT_3=1, mask_SORT_47=4294967295, mask_SORT_5=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_65=3, mask_SORT_71=4294967295, mask_SORT_73=4294967295, mask_SORT_79=15, mask_SORT_85=4294967295, mask_SORT_87=4294967295, mask_SORT_93=255, mask_SORT_99=65535, msb_SORT_1=16, msb_SORT_3=1, msb_SORT_47=1073741824, msb_SORT_5=2147483648, msb_SORT_57=536870912, msb_SORT_59=268435456, msb_SORT_65=2, msb_SORT_71=134217728, msb_SORT_73=33554432, msb_SORT_79=8, msb_SORT_85=8388608, msb_SORT_87=524288, msb_SORT_93=128, msb_SORT_99=32768, state_13=0, state_20=0, state_9=0, var_11=1, var_11_arg_0=0, var_11_arg_1=0, var_12=3, var_12_arg_0=1, var_15=1, var_15_arg_0=0, var_15_arg_1=0, var_16=2, var_16_arg_0=1, var_17=3, var_17_arg_0=3, var_17_arg_1=2, var_18=4, var_18_arg_0=3, var_19=0, var_22=0, var_22_arg_0=0, var_23=1, var_23_arg_0=0, var_23_arg_1=0, var_24=1, var_24_arg_0=0, var_24_arg_1=0, var_25=1, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=1, var_27=4, var_27_arg_0=4, var_27_arg_1=1, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31_arg_0=1, var_32_arg_0=0, var_40=1, var_8=0] [L140] SORT_5 var_32 = var_32_arg_0; [L141] SORT_5 var_33_arg_0 = var_32; [L142] SORT_5 var_33_arg_1 = var_8; [L143] SORT_3 var_33 = var_33_arg_0 == var_33_arg_1; [L144] SORT_5 var_34_arg_0 = state_9; [L145] SORT_5 var_34_arg_1 = var_8; [L146] SORT_3 var_34 = var_34_arg_0 == var_34_arg_1; [L147] SORT_3 var_35_arg_0 = var_33; [L148] SORT_3 var_35_arg_1 = var_34; [L149] SORT_3 var_35 = var_35_arg_0 | var_35_arg_1; [L150] SORT_3 var_36_arg_0 = var_31; [L151] SORT_3 var_36_arg_1 = var_35; [L152] SORT_3 var_36 = var_36_arg_0 | var_36_arg_1; [L153] SORT_3 var_37_arg_0 = var_27; [L154] SORT_3 var_37_arg_1 = var_36; [L155] SORT_3 var_37 = var_37_arg_0 & var_37_arg_1; [L156] SORT_3 var_41_arg_0 = var_37; [L157] SORT_3 var_41 = ~var_41_arg_0; [L158] SORT_3 var_42_arg_0 = var_40; [L159] SORT_3 var_42_arg_1 = var_41; [L160] SORT_3 var_42 = var_42_arg_0 & var_42_arg_1; VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, input_2=3, input_4=2, input_6=2147483649, input_7=0, mask_SORT_1=31, mask_SORT_3=1, mask_SORT_47=4294967295, mask_SORT_5=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_65=3, mask_SORT_71=4294967295, mask_SORT_73=4294967295, mask_SORT_79=15, mask_SORT_85=4294967295, mask_SORT_87=4294967295, mask_SORT_93=255, mask_SORT_99=65535, msb_SORT_1=16, msb_SORT_3=1, msb_SORT_47=1073741824, msb_SORT_5=2147483648, msb_SORT_57=536870912, msb_SORT_59=268435456, msb_SORT_65=2, msb_SORT_71=134217728, msb_SORT_73=33554432, msb_SORT_79=8, msb_SORT_85=8388608, msb_SORT_87=524288, msb_SORT_93=128, msb_SORT_99=32768, state_13=0, state_20=0, state_9=0, var_11=1, var_11_arg_0=0, var_11_arg_1=0, var_12=3, var_12_arg_0=1, var_15=1, var_15_arg_0=0, var_15_arg_1=0, var_16=2, var_16_arg_0=1, var_17=3, var_17_arg_0=3, var_17_arg_1=2, var_18=4, var_18_arg_0=3, var_19=0, var_22=0, var_22_arg_0=0, var_23=1, var_23_arg_0=0, var_23_arg_1=0, var_24=1, var_24_arg_0=0, var_24_arg_1=0, var_25=1, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=1, var_27=4, var_27_arg_0=4, var_27_arg_1=1, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=2, var_31_arg_0=1, var_32=0, var_32_arg_0=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34=1, var_34_arg_0=0, var_34_arg_1=0, var_35=1, var_35_arg_0=1, var_35_arg_1=1, var_36=1, var_36_arg_0=2, var_36_arg_1=1, var_37=4, var_37_arg_0=4, var_37_arg_1=1, var_40=1, var_41=2, var_41_arg_0=4, var_42=1, var_42_arg_0=1, var_42_arg_1=2, var_8=0] [L161] var_42 = var_42 & mask_SORT_3 VAL [init_10_arg_1=0, init_14_arg_1=0, init_21_arg_1=0, input_2=3, input_4=2, input_6=2147483649, input_7=0, mask_SORT_1=31, mask_SORT_3=1, mask_SORT_47=4294967295, mask_SORT_5=4294967295, mask_SORT_57=4294967295, mask_SORT_59=4294967295, mask_SORT_65=3, mask_SORT_71=4294967295, mask_SORT_73=4294967295, mask_SORT_79=15, mask_SORT_85=4294967295, mask_SORT_87=4294967295, mask_SORT_93=255, mask_SORT_99=65535, msb_SORT_1=16, msb_SORT_3=1, msb_SORT_47=1073741824, msb_SORT_5=2147483648, msb_SORT_57=536870912, msb_SORT_59=268435456, msb_SORT_65=2, msb_SORT_71=134217728, msb_SORT_73=33554432, msb_SORT_79=8, msb_SORT_85=8388608, msb_SORT_87=524288, msb_SORT_93=128, msb_SORT_99=32768, state_13=0, state_20=0, state_9=0, var_11=1, var_11_arg_0=0, var_11_arg_1=0, var_12=3, var_12_arg_0=1, var_15=1, var_15_arg_0=0, var_15_arg_1=0, var_16=2, var_16_arg_0=1, var_17=3, var_17_arg_0=3, var_17_arg_1=2, var_18=4, var_18_arg_0=3, var_19=0, var_22=0, var_22_arg_0=0, var_23=1, var_23_arg_0=0, var_23_arg_1=0, var_24=1, var_24_arg_0=0, var_24_arg_1=0, var_25=1, var_25_arg_0=1, var_26=1, var_26_arg_0=1, var_26_arg_1=1, var_27=4, var_27_arg_0=4, var_27_arg_1=1, var_28=1, var_28_arg_0=0, var_28_arg_1=0, var_29=1, var_29_arg_0=0, var_29_arg_1=0, var_30=1, var_30_arg_0=1, var_30_arg_1=1, var_31=2, var_31_arg_0=1, var_32=0, var_32_arg_0=0, var_33=1, var_33_arg_0=0, var_33_arg_1=0, var_34=1, var_34_arg_0=0, var_34_arg_1=0, var_35=1, var_35_arg_0=1, var_35_arg_1=1, var_36=1, var_36_arg_0=2, var_36_arg_1=1, var_37=4, var_37_arg_0=4, var_37_arg_1=1, var_40=1, var_41=2, var_41_arg_0=4, var_42=1, var_42_arg_0=1, var_42_arg_1=2, var_8=0] [L162] SORT_3 bad_43_arg_0 = var_42; [L163] CALL __VERIFIER_assert(!(bad_43_arg_0)) [L20] COND TRUE !(cond) VAL [\old(cond)=0, cond=0] [L20] reach_error() VAL [\old(cond)=0, cond=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 68 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 282 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 282 mSDsluCounter, 253 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 133 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 17 IncrementalHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 120 mSDtfsCounter, 17 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=68occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 70 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 27 NumberOfCodeBlocks, 27 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 12 ConstructedInterpolants, 0 QuantifiedInterpolants, 17 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-18 20:27:20,427 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Spinner.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c91ba6ce48d133e887a21b84bd36f9ee70152c0447821ab7cf2498a6b08c6ef8 --- 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-8393723 [2022-11-18 20:27:22,689 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:27:22,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:27:22,730 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:27:22,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:27:22,735 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:27:22,737 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:27:22,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:27:22,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:27:22,752 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:27:22,752 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:27:22,753 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:27:22,754 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:27:22,755 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:27:22,756 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:27:22,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:27:22,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:27:22,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:27:22,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:27:22,774 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:27:22,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:27:22,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:27:22,780 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:27:22,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:27:22,783 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:27:22,784 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:27:22,784 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:27:22,785 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:27:22,785 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:27:22,786 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:27:22,786 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:27:22,787 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:27:22,788 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:27:22,789 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:27:22,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:27:22,790 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:27:22,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:27:22,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:27:22,791 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:27:22,792 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:27:22,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:27:22,795 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-11-18 20:27:22,836 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:27:22,836 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:27:22,837 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:27:22,838 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:27:22,839 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:27:22,839 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:27:22,840 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:27:22,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:27:22,841 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:27:22,841 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:27:22,842 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:27:22,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:27:22,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:27:22,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:27:22,843 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-18 20:27:22,843 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-18 20:27:22,843 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-18 20:27:22,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:27:22,844 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:27:22,844 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:27:22,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:27:22,844 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:27:22,844 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:27:22,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:27:22,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:27:22,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:27:22,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:27:22,846 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-11-18 20:27:22,846 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-18 20:27:22,846 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:27:22,846 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:27:22,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:27:22,847 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-18 20:27:22,847 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_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c91ba6ce48d133e887a21b84bd36f9ee70152c0447821ab7cf2498a6b08c6ef8 [2022-11-18 20:27:23,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:27:23,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:27:23,286 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:27:23,288 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:27:23,288 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:27:23,290 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Spinner.c [2022-11-18 20:27:23,371 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/data/cdc3652f1/72d4df7daaa2446d94e97b376c6ae461/FLAGc7ca59632 [2022-11-18 20:27:23,901 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:27:23,905 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Spinner.c [2022-11-18 20:27:23,917 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/data/cdc3652f1/72d4df7daaa2446d94e97b376c6ae461/FLAGc7ca59632 [2022-11-18 20:27:24,251 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/data/cdc3652f1/72d4df7daaa2446d94e97b376c6ae461 [2022-11-18 20:27:24,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:27:24,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:27:24,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:27:24,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:27:24,262 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:27:24,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:27:24" (1/1) ... [2022-11-18 20:27:24,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cb35da6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24, skipping insertion in model container [2022-11-18 20:27:24,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:27:24" (1/1) ... [2022-11-18 20:27:24,273 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:27:24,319 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:27:24,496 WARN L234 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_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Spinner.c[1107,1120] [2022-11-18 20:27:24,694 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:27:24,704 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:27:24,716 WARN L234 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_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.h_Spinner.c[1107,1120] [2022-11-18 20:27:24,794 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:27:24,807 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:27:24,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24 WrapperNode [2022-11-18 20:27:24,808 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:27:24,809 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:27:24,809 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:27:24,809 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:27:24,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24" (1/1) ... [2022-11-18 20:27:24,826 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24" (1/1) ... [2022-11-18 20:27:24,860 INFO L138 Inliner]: procedures = 11, calls = 3, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 273 [2022-11-18 20:27:24,860 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:27:24,861 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:27:24,861 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:27:24,861 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:27:24,870 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24" (1/1) ... [2022-11-18 20:27:24,870 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24" (1/1) ... [2022-11-18 20:27:24,875 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24" (1/1) ... [2022-11-18 20:27:24,876 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24" (1/1) ... [2022-11-18 20:27:24,885 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24" (1/1) ... [2022-11-18 20:27:24,889 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24" (1/1) ... [2022-11-18 20:27:24,891 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24" (1/1) ... [2022-11-18 20:27:24,892 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24" (1/1) ... [2022-11-18 20:27:24,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:27:24,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:27:24,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:27:24,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:27:24,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24" (1/1) ... [2022-11-18 20:27:24,927 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:27:24,939 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:27:24,959 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:27:24,987 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:27:25,018 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:27:25,018 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:27:25,210 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:27:25,212 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:27:25,677 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:27:25,684 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:27:25,685 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 20:27:25,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:27:25 BoogieIcfgContainer [2022-11-18 20:27:25,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:27:25,689 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:27:25,689 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:27:25,692 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:27:25,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:27:24" (1/3) ... [2022-11-18 20:27:25,693 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48f450fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:27:25, skipping insertion in model container [2022-11-18 20:27:25,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:27:24" (2/3) ... [2022-11-18 20:27:25,694 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@48f450fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:27:25, skipping insertion in model container [2022-11-18 20:27:25,694 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:27:25" (3/3) ... [2022-11-18 20:27:25,695 INFO L112 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.h_Spinner.c [2022-11-18 20:27:25,736 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:27:25,736 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-18 20:27:25,792 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-18 20:27:25,799 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@19c4629f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-18 20:27:25,799 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-18 20:27:25,803 INFO L276 IsEmpty]: Start isEmpty. Operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:27:25,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-11-18 20:27:25,809 INFO L187 NwaCegarLoop]: Found error trace [2022-11-18 20:27:25,810 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2022-11-18 20:27:25,810 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-18 20:27:25,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-18 20:27:25,816 INFO L85 PathProgramCache]: Analyzing trace with hash 28698761, now seen corresponding path program 1 times [2022-11-18 20:27:25,829 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-11-18 20:27:25,830 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [939923768] [2022-11-18 20:27:25,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-18 20:27:25,831 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 20:27:25,831 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/mathsat [2022-11-18 20:27:25,836 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-18 20:27:25,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-18 20:27:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-18 20:27:26,044 INFO L263 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 33 conjunts are in the unsatisfiable core [2022-11-18 20:27:26,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-18 20:27:26,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-18 20:27:26,368 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-18 20:27:26,369 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-11-18 20:27:26,369 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [939923768] [2022-11-18 20:27:26,370 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [939923768] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-18 20:27:26,370 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-18 20:27:26,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-18 20:27:26,372 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [40923399] [2022-11-18 20:27:26,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-18 20:27:26,378 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-18 20:27:26,379 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-11-18 20:27:26,413 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-18 20:27:26,413 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-18 20:27:26,415 INFO L87 Difference]: Start difference. First operand has 11 states, 9 states have (on average 1.4444444444444444) internal successors, (13), 10 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:27:26,508 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-18 20:27:26,509 INFO L93 Difference]: Finished difference Result 17 states and 25 transitions. [2022-11-18 20:27:26,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-18 20:27:26,511 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2022-11-18 20:27:26,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-18 20:27:26,517 INFO L225 Difference]: With dead ends: 17 [2022-11-18 20:27:26,517 INFO L226 Difference]: Without dead ends: 0 [2022-11-18 20:27:26,525 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-18 20:27:26,529 INFO L413 NwaCegarLoop]: 3 mSDtfsCounter, 6 mSDsluCounter, 3 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 6 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-18 20:27:26,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 6 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-18 20:27:26,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-18 20:27:26,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-18 20:27:26,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:27:26,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-18 20:27:26,556 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 5 [2022-11-18 20:27:26,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-18 20:27:26,557 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-18 20:27:26,557 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-18 20:27:26,557 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-18 20:27:26,557 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-18 20:27:26,561 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-18 20:27:26,574 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-18 20:27:26,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2022-11-18 20:27:26,775 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-18 20:27:26,796 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-18 20:27:26,796 INFO L895 garLoopResultBuilder]: At program point L302(lines 22 303) the Hoare annotation is: false [2022-11-18 20:27:26,796 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-18 20:27:26,797 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-18 20:27:26,797 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-18 20:27:26,798 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2022-11-18 20:27:26,798 INFO L899 garLoopResultBuilder]: For program point L20(line 20) no Hoare annotation was computed. [2022-11-18 20:27:26,798 INFO L895 garLoopResultBuilder]: At program point L86-2(lines 86 301) the Hoare annotation is: (or (and (= |ULTIMATE.start_main_~state_9~0#1| |ULTIMATE.start_main_~var_8~0#1|) (= |ULTIMATE.start_main_~var_8~0#1| (_ bv0 32)) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_3~0#1|)) (= |ULTIMATE.start___VERIFIER_assert_~cond#1| (_ bv1 32))) [2022-11-18 20:27:26,798 INFO L899 garLoopResultBuilder]: For program point L20-1(line 20) no Hoare annotation was computed. [2022-11-18 20:27:26,800 INFO L899 garLoopResultBuilder]: For program point L86-3(lines 86 301) no Hoare annotation was computed. [2022-11-18 20:27:26,800 INFO L899 garLoopResultBuilder]: For program point L20-3(line 20) no Hoare annotation was computed. [2022-11-18 20:27:26,804 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-18 20:27:26,807 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-18 20:27:26,826 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:27:26 BoogieIcfgContainer [2022-11-18 20:27:26,827 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 20:27:26,828 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:27:26,828 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:27:26,829 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:27:26,829 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:27:25" (3/4) ... [2022-11-18 20:27:26,832 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 20:27:26,851 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2022-11-18 20:27:26,856 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-18 20:27:26,858 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 20:27:26,955 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 20:27:26,955 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:27:26,956 INFO L158 Benchmark]: Toolchain (without parser) took 2699.46ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 52.1MB in the beginning and 44.5MB in the end (delta: 7.5MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2022-11-18 20:27:26,956 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 71.3MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:27:26,956 INFO L158 Benchmark]: CACSL2BoogieTranslator took 549.41ms. Allocated memory is still 71.3MB. Free memory was 51.8MB in the beginning and 47.5MB in the end (delta: 4.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-18 20:27:26,957 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.33ms. Allocated memory is still 71.3MB. Free memory was 47.4MB in the beginning and 44.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-18 20:27:26,957 INFO L158 Benchmark]: Boogie Preprocessor took 49.96ms. Allocated memory is still 71.3MB. Free memory was 44.5MB in the beginning and 42.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:27:26,958 INFO L158 Benchmark]: RCFGBuilder took 775.94ms. Allocated memory is still 71.3MB. Free memory was 42.3MB in the beginning and 34.2MB in the end (delta: 8.1MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. [2022-11-18 20:27:26,958 INFO L158 Benchmark]: TraceAbstraction took 1138.57ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 33.5MB in the beginning and 50.2MB in the end (delta: -16.7MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. [2022-11-18 20:27:26,958 INFO L158 Benchmark]: Witness Printer took 127.04ms. Allocated memory is still 98.6MB. Free memory was 50.2MB in the beginning and 44.5MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-18 20:27:26,961 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 71.3MB. Free memory is still 52.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 549.41ms. Allocated memory is still 71.3MB. Free memory was 51.8MB in the beginning and 47.5MB in the end (delta: 4.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.33ms. Allocated memory is still 71.3MB. Free memory was 47.4MB in the beginning and 44.5MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.96ms. Allocated memory is still 71.3MB. Free memory was 44.5MB in the beginning and 42.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 775.94ms. Allocated memory is still 71.3MB. Free memory was 42.3MB in the beginning and 34.2MB in the end (delta: 8.1MB). Peak memory consumption was 13.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1138.57ms. Allocated memory was 71.3MB in the beginning and 98.6MB in the end (delta: 27.3MB). Free memory was 33.5MB in the beginning and 50.2MB in the end (delta: -16.7MB). Peak memory consumption was 9.8MB. Max. memory is 16.1GB. * Witness Printer took 127.04ms. Allocated memory is still 98.6MB. Free memory was 50.2MB in the beginning and 44.5MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 20]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 6 mSDsluCounter, 6 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6 IncrementalHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 3 mSDtfsCounter, 6 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=11occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 4 NumberOfFragments, 15 HoareAnnotationTreeSize, 2 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 2 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 5 NumberOfCodeBlocks, 5 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 4 ConstructedInterpolants, 0 QuantifiedInterpolants, 15 SizeOfPredicates, 36 NumberOfNonLiveVariables, 113 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 86]: Loop Invariant Derived loop invariant: ((state_9 == var_8 && var_8 == 0bv32) && 1bv8 == mask_SORT_3) || cond == 1bv32 RESULT: Ultimate proved your program to be correct! [2022-11-18 20:27:26,999 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c2375fa3-5dcb-4305-b55e-a349cddaf0cb/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: TRUE