./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/list-ext2-properties/simple_search_value-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/list-ext2-properties/simple_search_value-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9339a3186df1139a7984a9803a310ef99d020bdafafac2d122ebd6ff2b132483 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:31:02,954 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:31:02,957 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:31:03,003 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:31:03,004 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:31:03,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:31:03,013 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:31:03,018 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:31:03,021 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:31:03,029 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:31:03,030 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:31:03,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:31:03,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:31:03,036 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:31:03,039 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:31:03,043 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:31:03,045 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:31:03,046 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:31:03,052 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:31:03,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:31:03,064 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:31:03,066 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:31:03,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:31:03,069 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:31:03,073 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:31:03,074 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:31:03,074 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:31:03,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:31:03,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:31:03,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:31:03,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:31:03,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:31:03,083 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:31:03,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:31:03,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:31:03,087 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:31:03,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:31:03,088 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:31:03,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:31:03,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:31:03,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:31:03,092 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:31:03,130 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:31:03,130 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:31:03,131 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:31:03,131 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:31:03,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:31:03,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:31:03,133 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:31:03,133 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:31:03,133 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:31:03,133 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:31:03,134 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:31:03,134 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:31:03,134 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:31:03,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:31:03,134 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:31:03,135 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:31:03,135 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:31:03,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:31:03,135 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:31:03,135 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:31:03,136 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:31:03,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:31:03,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:31:03,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:31:03,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:31:03,137 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:31:03,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:31:03,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:31:03,137 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_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9339a3186df1139a7984a9803a310ef99d020bdafafac2d122ebd6ff2b132483 [2021-11-23 00:31:03,417 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:31:03,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:31:03,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:31:03,449 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:31:03,451 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:31:03,453 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-ext2-properties/simple_search_value-1.i [2021-11-23 00:31:03,539 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/data/1a9d5b8c0/836e1883d9704a00a1917fa1036dfc06/FLAG98ad5d6c9 [2021-11-23 00:31:04,051 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:31:04,051 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/sv-benchmarks/c/list-ext2-properties/simple_search_value-1.i [2021-11-23 00:31:04,082 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/data/1a9d5b8c0/836e1883d9704a00a1917fa1036dfc06/FLAG98ad5d6c9 [2021-11-23 00:31:04,338 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/data/1a9d5b8c0/836e1883d9704a00a1917fa1036dfc06 [2021-11-23 00:31:04,340 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:31:04,342 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:31:04,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:31:04,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:31:04,347 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:31:04,348 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:31:04" (1/1) ... [2021-11-23 00:31:04,349 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2af253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:04, skipping insertion in model container [2021-11-23 00:31:04,349 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:31:04" (1/1) ... [2021-11-23 00:31:04,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:31:04,427 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:31:04,791 WARN L230 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_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/sv-benchmarks/c/list-ext2-properties/simple_search_value-1.i[23210,23223] [2021-11-23 00:31:04,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:31:04,805 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:31:04,866 WARN L230 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_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/sv-benchmarks/c/list-ext2-properties/simple_search_value-1.i[23210,23223] [2021-11-23 00:31:04,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:31:04,908 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:31:04,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:04 WrapperNode [2021-11-23 00:31:04,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:31:04,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:31:04,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:31:04,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:31:04,918 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:04" (1/1) ... [2021-11-23 00:31:04,938 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:04" (1/1) ... [2021-11-23 00:31:04,960 INFO L137 Inliner]: procedures = 122, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2021-11-23 00:31:04,960 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:31:04,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:31:04,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:31:04,961 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:31:04,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:04" (1/1) ... [2021-11-23 00:31:04,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:04" (1/1) ... [2021-11-23 00:31:04,972 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:04" (1/1) ... [2021-11-23 00:31:04,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:04" (1/1) ... [2021-11-23 00:31:04,979 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:04" (1/1) ... [2021-11-23 00:31:04,983 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:04" (1/1) ... [2021-11-23 00:31:04,985 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:04" (1/1) ... [2021-11-23 00:31:04,988 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:31:04,988 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:31:04,989 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:31:04,989 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:31:04,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:31:04" (1/1) ... [2021-11-23 00:31:05,004 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:31:05,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:31:05,029 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:31:05,060 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cbc3dbb3-e3f9-44f4-8d88-6d068574716e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:31:05,077 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2021-11-23 00:31:05,078 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2021-11-23 00:31:05,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:31:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:31:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:31:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:31:05,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:31:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:31:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:31:05,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:31:05,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:31:05,225 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:31:05,226 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:31:05,298 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2021-11-23 00:31:05,441 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:31:05,484 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:31:05,484 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-11-23 00:31:05,487 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:31:05 BoogieIcfgContainer [2021-11-23 00:31:05,487 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:31:05,488 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:31:05,488 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:31:05,500 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:31:05,501 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:31:05" (1/1) ... [2021-11-23 00:31:05,516 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:31:05,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:05,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 18 states and 23 transitions. [2021-11-23 00:31:05,573 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 23 transitions. [2021-11-23 00:31:05,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:31:05,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:05,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:05,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:05,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:05,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 18 states and 21 transitions. [2021-11-23 00:31:05,780 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 21 transitions. [2021-11-23 00:31:05,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:31:05,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:05,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:05,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:05,980 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:05,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2021-11-23 00:31:05,982 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2021-11-23 00:31:05,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:31:05,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:05,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:06,106 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:06,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:06,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 23 states and 30 transitions. [2021-11-23 00:31:06,301 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 30 transitions. [2021-11-23 00:31:06,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:31:06,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:06,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:06,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:06,389 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:31:06,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:06,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 20 states and 25 transitions. [2021-11-23 00:31:06,413 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 25 transitions. [2021-11-23 00:31:06,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:31:06,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:06,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:06,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:06,516 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:06,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:06,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 24 states and 31 transitions. [2021-11-23 00:31:06,777 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 31 transitions. [2021-11-23 00:31:06,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:31:06,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:06,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:06,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:06,880 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:07,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:07,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 28 states and 36 transitions. [2021-11-23 00:31:07,135 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2021-11-23 00:31:07,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:31:07,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:07,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:07,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:07,260 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:07,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:07,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 32 states and 41 transitions. [2021-11-23 00:31:07,554 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2021-11-23 00:31:07,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:31:07,555 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:07,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:07,681 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 32 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:07,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:07,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2021-11-23 00:31:07,998 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2021-11-23 00:31:07,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:31:07,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:07,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:08,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:08,089 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:08,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:08,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 40 states and 51 transitions. [2021-11-23 00:31:08,392 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 51 transitions. [2021-11-23 00:31:08,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:31:08,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:08,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:08,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:08,503 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 72 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:08,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:08,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 56 transitions. [2021-11-23 00:31:08,824 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2021-11-23 00:31:08,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:31:08,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:08,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:08,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:08,959 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 98 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:09,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:09,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2021-11-23 00:31:09,340 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2021-11-23 00:31:09,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:31:09,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:09,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:09,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:09,472 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 0 proven. 128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:09,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:09,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 52 states and 66 transitions. [2021-11-23 00:31:09,873 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 66 transitions. [2021-11-23 00:31:09,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 00:31:09,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:09,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:09,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:10,047 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:10,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:10,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 56 states and 71 transitions. [2021-11-23 00:31:10,479 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 71 transitions. [2021-11-23 00:31:10,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 00:31:10,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:10,480 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:10,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:11,613 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-23 00:31:21,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:21,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 100 states and 141 transitions. [2021-11-23 00:31:21,354 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 141 transitions. [2021-11-23 00:31:21,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 00:31:21,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:21,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:21,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:27,115 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 98 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:53,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:53,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 70 states and 99 transitions. [2021-11-23 00:31:53,529 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2021-11-23 00:31:53,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-23 00:31:53,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:53,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:53,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:01,138 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 0 proven. 198 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:32:40,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:40,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 78 states and 124 transitions. [2021-11-23 00:32:40,685 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 124 transitions. [2021-11-23 00:32:40,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 00:32:40,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:40,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:41,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:50,536 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 0 proven. 160 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2021-11-23 00:33:44,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:44,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 89 states and 167 transitions. [2021-11-23 00:33:44,314 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 167 transitions. [2021-11-23 00:33:44,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:33:44,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:44,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:44,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:44,651 INFO L134 CoverageAnalysis]: Checked inductivity of 243 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 162 trivial. 0 not checked. [2021-11-23 00:33:48,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:48,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 92 states and 174 transitions. [2021-11-23 00:33:48,039 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 174 transitions. [2021-11-23 00:33:48,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:33:48,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:48,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:48,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:59,951 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 0 proven. 183 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 00:35:07,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:07,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 102 states and 230 transitions. [2021-11-23 00:35:07,818 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 230 transitions. [2021-11-23 00:35:07,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:35:07,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:07,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:08,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:30,260 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 14 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:57,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:57,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 112 states and 285 transitions. [2021-11-23 00:36:57,684 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 285 transitions. [2021-11-23 00:36:57,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:36:57,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:57,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:57,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:00,637 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 14 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:04,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:04,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 113 states and 294 transitions. [2021-11-23 00:37:04,373 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 294 transitions. [2021-11-23 00:37:04,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:37:04,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:04,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:04,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:11,574 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2021-11-23 00:37:29,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:29,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 116 states and 301 transitions. [2021-11-23 00:37:29,613 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 301 transitions. [2021-11-23 00:37:29,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:37:29,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:29,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:29,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:32,353 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 14 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:39,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:39,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 118 states and 315 transitions. [2021-11-23 00:37:39,279 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 315 transitions. [2021-11-23 00:37:39,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:37:39,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:39,280 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:39,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:38:05,385 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:40:12,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:12,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 133 states and 409 transitions. [2021-11-23 00:40:12,610 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 409 transitions. [2021-11-23 00:40:12,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:40:12,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:12,611 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:22,465 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2021-11-23 00:40:52,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:40:52,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 142 states and 432 transitions. [2021-11-23 00:40:52,746 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 432 transitions. [2021-11-23 00:40:52,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:40:52,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:40:52,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:40:52,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:40:55,253 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:41:08,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:08,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 145 states and 457 transitions. [2021-11-23 00:41:08,886 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 457 transitions. [2021-11-23 00:41:08,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:41:08,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:08,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:11,523 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:41:20,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:20,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 147 states and 470 transitions. [2021-11-23 00:41:20,394 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 470 transitions. [2021-11-23 00:41:20,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:41:20,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:20,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:20,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:41:22,851 INFO L134 CoverageAnalysis]: Checked inductivity of 228 backedges. 0 proven. 220 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 00:41:31,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:41:31,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 149 states and 488 transitions. [2021-11-23 00:41:31,892 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 488 transitions. [2021-11-23 00:41:31,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:41:31,893 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:41:31,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:41:32,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:05,749 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:42:58,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:58,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 531 states to 154 states and 531 transitions. [2021-11-23 00:42:58,574 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 531 transitions. [2021-11-23 00:42:58,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:42:58,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:58,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:58,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:00,661 INFO L134 CoverageAnalysis]: Checked inductivity of 236 backedges. 0 proven. 233 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 00:43:09,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:09,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 156 states and 555 transitions. [2021-11-23 00:43:09,170 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 555 transitions. [2021-11-23 00:43:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:43:09,171 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:09,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:09,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:43:17,642 INFO L134 CoverageAnalysis]: Checked inductivity of 252 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-23 00:43:33,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:43:33,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 564 states to 159 states and 564 transitions. [2021-11-23 00:43:33,216 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 564 transitions. [2021-11-23 00:43:33,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:43:33,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:43:33,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:43:33,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat