./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/sorting_selectionsort_ground-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/sorting_selectionsort_ground-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB --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 49403db555b72e8190819e443264a1fc2796f8e39e39a8e1b1a8f1697d9e5642 --- 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-dbf71c6-m [2022-10-17 16:56:12,939 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:56:12,942 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:56:12,997 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:56:12,997 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:56:13,002 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:56:13,005 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:56:13,012 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:56:13,014 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:56:13,022 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:56:13,023 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:56:13,025 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:56:13,026 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:56:13,029 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:56:13,031 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:56:13,034 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:56:13,035 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:56:13,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:56:13,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:56:13,052 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:56:13,053 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:56:13,055 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:56:13,059 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:56:13,060 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:56:13,065 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:56:13,065 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:56:13,066 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:56:13,068 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:56:13,068 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:56:13,070 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:56:13,070 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:56:13,071 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:56:13,073 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:56:13,075 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:56:13,078 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:56:13,078 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:56:13,079 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:56:13,079 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:56:13,080 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:56:13,081 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:56:13,081 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:56:13,082 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:56:13,107 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:56:13,107 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:56:13,108 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:56:13,108 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:56:13,109 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:56:13,109 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:56:13,109 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:56:13,110 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:56:13,110 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:56:13,110 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:56:13,110 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:56:13,110 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:56:13,111 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:56:13,111 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:56:13,111 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:56:13,111 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:56:13,111 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:56:13,112 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:56:13,112 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:56:13,112 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:56:13,112 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:56:13,113 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:13,113 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:56:13,113 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:56:13,113 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:56:13,114 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:56:13,114 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:56:13,114 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:56:13,114 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_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 49403db555b72e8190819e443264a1fc2796f8e39e39a8e1b1a8f1697d9e5642 [2022-10-17 16:56:13,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:56:13,435 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:56:13,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:56:13,438 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:56:13,439 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:56:13,441 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-examples/sorting_selectionsort_ground-2.i [2022-10-17 16:56:13,524 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/data/c3ae09efc/74ffe5bf95d3475ab319ae1d77c7806f/FLAG3bfa6d9c6 [2022-10-17 16:56:13,981 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:56:13,982 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/sv-benchmarks/c/array-examples/sorting_selectionsort_ground-2.i [2022-10-17 16:56:13,991 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/data/c3ae09efc/74ffe5bf95d3475ab319ae1d77c7806f/FLAG3bfa6d9c6 [2022-10-17 16:56:14,350 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/data/c3ae09efc/74ffe5bf95d3475ab319ae1d77c7806f [2022-10-17 16:56:14,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:56:14,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:56:14,355 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:14,356 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:56:14,359 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:56:14,359 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,360 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@137a7850 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:14, skipping insertion in model container [2022-10-17 16:56:14,361 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:56:14,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:56:14,574 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_c570b807-0ee8-4a05-8853-5e6b42907407/sv-benchmarks/c/array-examples/sorting_selectionsort_ground-2.i[823,836] [2022-10-17 16:56:14,614 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:14,633 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:56:14,656 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_c570b807-0ee8-4a05-8853-5e6b42907407/sv-benchmarks/c/array-examples/sorting_selectionsort_ground-2.i[823,836] [2022-10-17 16:56:14,674 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:56:14,693 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:56:14,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:14 WrapperNode [2022-10-17 16:56:14,695 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:56:14,696 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:14,697 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:56:14,698 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:56:14,706 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,724 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,759 INFO L138 Inliner]: procedures = 16, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 114 [2022-10-17 16:56:14,759 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:56:14,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:56:14,760 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:56:14,761 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:56:14,770 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,776 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,777 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,782 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,788 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,792 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,793 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,796 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:56:14,797 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:56:14,797 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:56:14,797 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:56:14,799 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:56:14" (1/1) ... [2022-10-17 16:56:14,810 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:56:14,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:56:14,839 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:56:14,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c570b807-0ee8-4a05-8853-5e6b42907407/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:56:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:56:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:56:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:56:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:56:14,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:56:14,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:56:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:56:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:56:14,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:56:14,889 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:56:14,961 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:56:14,963 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:15,242 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:15,371 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:15,371 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 16:56:15,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:15 BoogieIcfgContainer [2022-10-17 16:56:15,374 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:15,375 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:15,375 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:15,394 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:15,394 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:15" (1/1) ... [2022-10-17 16:56:15,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:56:15,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:15,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2022-10-17 16:56:15,460 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2022-10-17 16:56:15,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:56:15,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:15,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:15,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:15,654 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:15,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:15,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2022-10-17 16:56:15,703 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2022-10-17 16:56:15,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:56:15,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:15,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:15,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:15,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:56:15,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:15,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2022-10-17 16:56:15,866 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2022-10-17 16:56:15,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:56:15,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:15,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:16,002 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:56:16,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:16,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2022-10-17 16:56:16,050 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2022-10-17 16:56:16,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:56:16,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:16,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:16,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:16,209 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:56:16,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:16,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 39 transitions. [2022-10-17 16:56:16,274 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 39 transitions. [2022-10-17 16:56:16,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:56:16,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:16,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:16,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:16,402 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:16,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:16,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 27 states and 40 transitions. [2022-10-17 16:56:16,478 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 40 transitions. [2022-10-17 16:56:16,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:56:16,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:16,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:16,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:16,627 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:16,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:16,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2022-10-17 16:56:16,691 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2022-10-17 16:56:16,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:56:16,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:16,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:16,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:16,810 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:16,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:16,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 29 states and 42 transitions. [2022-10-17 16:56:16,879 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 42 transitions. [2022-10-17 16:56:16,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-10-17 16:56:16,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:16,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:16,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:16,960 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:17,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:17,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2022-10-17 16:56:17,017 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2022-10-17 16:56:17,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:56:17,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:17,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:17,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:17,111 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:17,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:17,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 44 transitions. [2022-10-17 16:56:17,172 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2022-10-17 16:56:17,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:56:17,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:17,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:17,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:17,280 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:17,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:17,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 45 transitions. [2022-10-17 16:56:17,343 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 45 transitions. [2022-10-17 16:56:17,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:56:17,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:17,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:17,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:17,452 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:17,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:17,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 46 transitions. [2022-10-17 16:56:17,520 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 46 transitions. [2022-10-17 16:56:17,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:56:17,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:17,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:17,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:17,657 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:17,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:17,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 34 states and 47 transitions. [2022-10-17 16:56:17,732 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 47 transitions. [2022-10-17 16:56:17,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:56:17,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:17,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:17,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:17,864 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:17,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:17,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 35 states and 48 transitions. [2022-10-17 16:56:17,941 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 48 transitions. [2022-10-17 16:56:17,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:56:17,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:17,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:17,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:18,111 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:18,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:18,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 36 states and 49 transitions. [2022-10-17 16:56:18,201 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2022-10-17 16:56:18,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:56:18,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:18,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:18,351 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:18,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:18,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2022-10-17 16:56:18,440 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2022-10-17 16:56:18,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:56:18,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:18,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:18,661 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:18,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:18,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 38 states and 51 transitions. [2022-10-17 16:56:18,751 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 51 transitions. [2022-10-17 16:56:18,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:56:18,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:18,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:18,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:18,986 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:19,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:19,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 52 transitions. [2022-10-17 16:56:19,081 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2022-10-17 16:56:19,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:56:19,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:19,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:19,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:19,327 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:19,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:19,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 40 states and 53 transitions. [2022-10-17 16:56:19,429 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 53 transitions. [2022-10-17 16:56:19,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:56:19,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:19,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:19,711 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:19,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:19,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 41 states and 54 transitions. [2022-10-17 16:56:19,817 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 54 transitions. [2022-10-17 16:56:19,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:56:19,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:19,818 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:20,072 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:20,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:20,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 42 states and 55 transitions. [2022-10-17 16:56:20,186 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 55 transitions. [2022-10-17 16:56:20,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:56:20,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:20,187 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:20,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:20,428 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:20,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:20,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 43 states and 56 transitions. [2022-10-17 16:56:20,547 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 56 transitions. [2022-10-17 16:56:20,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:56:20,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:20,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:20,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:20,807 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:20,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:20,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 44 states and 57 transitions. [2022-10-17 16:56:20,920 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2022-10-17 16:56:20,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:56:20,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:20,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:20,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:21,198 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:21,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:21,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 45 states and 58 transitions. [2022-10-17 16:56:21,313 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2022-10-17 16:56:21,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:56:21,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:21,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:21,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:21,591 INFO L134 CoverageAnalysis]: Checked inductivity of 232 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:21,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:21,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 46 states and 59 transitions. [2022-10-17 16:56:21,720 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2022-10-17 16:56:21,720 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:56:21,720 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:21,721 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:21,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:21,985 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:22,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:22,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2022-10-17 16:56:22,108 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2022-10-17 16:56:22,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:56:22,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:22,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:22,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:22,399 INFO L134 CoverageAnalysis]: Checked inductivity of 277 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:22,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:22,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 48 states and 61 transitions. [2022-10-17 16:56:22,530 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 61 transitions. [2022-10-17 16:56:22,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:56:22,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:22,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:22,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:22,835 INFO L134 CoverageAnalysis]: Checked inductivity of 301 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:22,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:22,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 49 states and 62 transitions. [2022-10-17 16:56:22,969 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2022-10-17 16:56:22,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:56:22,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:22,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:22,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:23,332 INFO L134 CoverageAnalysis]: Checked inductivity of 326 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:23,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:23,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 50 states and 63 transitions. [2022-10-17 16:56:23,468 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 63 transitions. [2022-10-17 16:56:23,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:56:23,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:23,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:23,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:23,866 INFO L134 CoverageAnalysis]: Checked inductivity of 352 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:24,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:24,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 51 states and 64 transitions. [2022-10-17 16:56:24,016 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2022-10-17 16:56:24,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:56:24,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:24,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:24,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:24,385 INFO L134 CoverageAnalysis]: Checked inductivity of 379 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:24,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:24,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 65 transitions. [2022-10-17 16:56:24,533 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2022-10-17 16:56:24,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:56:24,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:24,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:24,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:24,904 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:25,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:25,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 53 states and 66 transitions. [2022-10-17 16:56:25,063 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 66 transitions. [2022-10-17 16:56:25,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:56:25,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:25,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:25,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:25,463 INFO L134 CoverageAnalysis]: Checked inductivity of 436 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:25,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:25,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 54 states and 67 transitions. [2022-10-17 16:56:25,612 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 67 transitions. [2022-10-17 16:56:25,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:56:25,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:25,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:25,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:26,083 INFO L134 CoverageAnalysis]: Checked inductivity of 466 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:26,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:26,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 55 states and 68 transitions. [2022-10-17 16:56:26,238 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 68 transitions. [2022-10-17 16:56:26,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:56:26,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:26,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:26,675 INFO L134 CoverageAnalysis]: Checked inductivity of 497 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:26,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:26,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 56 states and 69 transitions. [2022-10-17 16:56:26,840 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 69 transitions. [2022-10-17 16:56:26,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:56:26,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:26,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:26,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:27,375 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:27,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:27,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 70 transitions. [2022-10-17 16:56:27,538 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2022-10-17 16:56:27,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:56:27,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:27,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:27,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:28,020 INFO L134 CoverageAnalysis]: Checked inductivity of 562 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:28,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:28,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 58 states and 71 transitions. [2022-10-17 16:56:28,180 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 71 transitions. [2022-10-17 16:56:28,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:56:28,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:28,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:28,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:28,716 INFO L134 CoverageAnalysis]: Checked inductivity of 596 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:28,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:28,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 59 states and 72 transitions. [2022-10-17 16:56:28,878 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2022-10-17 16:56:28,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:56:28,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:28,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:28,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:29,391 INFO L134 CoverageAnalysis]: Checked inductivity of 631 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:29,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:29,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 60 states and 73 transitions. [2022-10-17 16:56:29,570 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 73 transitions. [2022-10-17 16:56:29,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:56:29,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:29,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:30,068 INFO L134 CoverageAnalysis]: Checked inductivity of 667 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:30,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:30,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 61 states and 74 transitions. [2022-10-17 16:56:30,278 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 74 transitions. [2022-10-17 16:56:30,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:56:30,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:30,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:30,842 INFO L134 CoverageAnalysis]: Checked inductivity of 704 backedges. 0 proven. 703 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:31,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:31,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 62 states and 75 transitions. [2022-10-17 16:56:31,028 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 75 transitions. [2022-10-17 16:56:31,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:56:31,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:31,029 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:31,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:31,566 INFO L134 CoverageAnalysis]: Checked inductivity of 742 backedges. 0 proven. 741 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:31,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:31,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 63 states and 76 transitions. [2022-10-17 16:56:31,766 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 76 transitions. [2022-10-17 16:56:31,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:56:31,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:31,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:31,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:32,323 INFO L134 CoverageAnalysis]: Checked inductivity of 781 backedges. 0 proven. 780 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:32,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:32,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 64 states and 77 transitions. [2022-10-17 16:56:32,511 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 77 transitions. [2022-10-17 16:56:32,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:56:32,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:32,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:32,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:33,069 INFO L134 CoverageAnalysis]: Checked inductivity of 821 backedges. 0 proven. 820 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:33,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:33,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 65 states and 78 transitions. [2022-10-17 16:56:33,263 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 78 transitions. [2022-10-17 16:56:33,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:56:33,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:33,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:33,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:33,839 INFO L134 CoverageAnalysis]: Checked inductivity of 862 backedges. 0 proven. 861 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:34,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:34,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 66 states and 79 transitions. [2022-10-17 16:56:34,043 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 79 transitions. [2022-10-17 16:56:34,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:56:34,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:34,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:34,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:34,706 INFO L134 CoverageAnalysis]: Checked inductivity of 904 backedges. 0 proven. 903 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:34,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:34,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 67 states and 80 transitions. [2022-10-17 16:56:34,919 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 80 transitions. [2022-10-17 16:56:34,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:56:34,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:34,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:34,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:35,526 INFO L134 CoverageAnalysis]: Checked inductivity of 947 backedges. 0 proven. 946 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:35,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:35,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 68 states and 81 transitions. [2022-10-17 16:56:35,727 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 81 transitions. [2022-10-17 16:56:35,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:56:35,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:35,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:35,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:36,363 INFO L134 CoverageAnalysis]: Checked inductivity of 991 backedges. 0 proven. 990 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:36,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:36,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 69 states and 82 transitions. [2022-10-17 16:56:36,579 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 82 transitions. [2022-10-17 16:56:36,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:56:36,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:36,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:36,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:37,222 INFO L134 CoverageAnalysis]: Checked inductivity of 1036 backedges. 0 proven. 1035 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:37,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:37,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 70 states and 83 transitions. [2022-10-17 16:56:37,433 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 83 transitions. [2022-10-17 16:56:37,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:56:37,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:37,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:38,096 INFO L134 CoverageAnalysis]: Checked inductivity of 1082 backedges. 0 proven. 1081 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:38,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:38,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 71 states and 84 transitions. [2022-10-17 16:56:38,308 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 84 transitions. [2022-10-17 16:56:38,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:56:38,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:38,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:38,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:38,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1129 backedges. 0 proven. 1128 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:39,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:39,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 72 states and 85 transitions. [2022-10-17 16:56:39,223 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 85 transitions. [2022-10-17 16:56:39,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:56:39,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:39,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:39,973 INFO L134 CoverageAnalysis]: Checked inductivity of 1177 backedges. 0 proven. 1176 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:40,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:40,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 73 states and 86 transitions. [2022-10-17 16:56:40,169 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 86 transitions. [2022-10-17 16:56:40,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:56:40,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:40,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:40,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:56:40,931 INFO L134 CoverageAnalysis]: Checked inductivity of 1226 backedges. 0 proven. 1225 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:56:41,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:41,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 74 states and 87 transitions. [2022-10-17 16:56:41,125 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 87 transitions. [2022-10-17 16:56:41,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:56:41,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:41,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:41,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat