./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/heap-manipulation/merge_sort-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/heap-manipulation/merge_sort-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash e47f94c757882803b8e19e21a897c3f5ab1653c3391e3b246153a1c416bdab7c --- 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-2329fc7 [2022-12-14 18:48:28,029 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:48:28,031 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:48:28,054 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:48:28,055 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:48:28,056 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:48:28,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:48:28,061 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:48:28,063 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:48:28,064 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:48:28,065 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:48:28,067 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:48:28,068 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:48:28,069 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:48:28,071 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:48:28,072 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:48:28,073 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:48:28,074 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:48:28,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:48:28,080 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:48:28,082 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:48:28,084 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:48:28,085 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:48:28,086 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:48:28,093 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:48:28,093 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:48:28,094 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:48:28,095 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:48:28,096 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:48:28,097 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:48:28,098 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:48:28,099 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:48:28,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:48:28,100 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:48:28,101 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:48:28,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:48:28,102 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:48:28,102 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:48:28,103 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:48:28,103 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:48:28,104 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:48:28,105 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 18:48:28,131 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:48:28,131 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:48:28,132 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:48:28,132 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:48:28,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:48:28,132 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:48:28,132 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:48:28,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:48:28,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:48:28,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:48:28,133 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 18:48:28,133 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 18:48:28,133 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 18:48:28,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:48:28,133 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:48:28,133 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:48:28,133 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:48:28,133 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:48:28,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:48:28,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:48:28,134 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:48:28,134 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:48:28,134 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:48:28,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:48:28,134 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_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e47f94c757882803b8e19e21a897c3f5ab1653c3391e3b246153a1c416bdab7c [2022-12-14 18:48:28,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:48:28,311 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:48:28,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:48:28,314 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:48:28,315 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:48:28,316 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2022-12-14 18:48:30,934 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:48:31,124 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:48:31,124 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/sv-benchmarks/c/heap-manipulation/merge_sort-2.i [2022-12-14 18:48:31,134 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4/data/2df14d613/1738c555309848f692de2b49a68fd87e/FLAG5307d3c27 [2022-12-14 18:48:31,144 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4/data/2df14d613/1738c555309848f692de2b49a68fd87e [2022-12-14 18:48:31,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:48:31,147 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:48:31,147 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:48:31,147 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:48:31,150 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:48:31,150 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:48:31" (1/1) ... [2022-12-14 18:48:31,151 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@237b82d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:48:31, skipping insertion in model container [2022-12-14 18:48:31,151 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:48:31" (1/1) ... [2022-12-14 18:48:31,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:48:31,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:48:31,414 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/sv-benchmarks/c/heap-manipulation/merge_sort-2.i[22632,22645] [2022-12-14 18:48:31,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:48:31,452 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:48:31,472 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/sv-benchmarks/c/heap-manipulation/merge_sort-2.i[22632,22645] [2022-12-14 18:48:31,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:48:31,500 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:48:31,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:48:31 WrapperNode [2022-12-14 18:48:31,501 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:48:31,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:48:31,502 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:48:31,502 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:48:31,507 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:48:31" (1/1) ... [2022-12-14 18:48:31,517 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:48:31" (1/1) ... [2022-12-14 18:48:31,538 INFO L138 Inliner]: procedures = 125, calls = 83, calls flagged for inlining = 21, calls inlined = 21, statements flattened = 359 [2022-12-14 18:48:31,538 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:48:31,538 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:48:31,538 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:48:31,539 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:48:31,546 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:48:31" (1/1) ... [2022-12-14 18:48:31,546 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:48:31" (1/1) ... [2022-12-14 18:48:31,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:48:31" (1/1) ... [2022-12-14 18:48:31,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:48:31" (1/1) ... [2022-12-14 18:48:31,557 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:48:31" (1/1) ... [2022-12-14 18:48:31,562 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:48:31" (1/1) ... [2022-12-14 18:48:31,564 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:48:31" (1/1) ... [2022-12-14 18:48:31,565 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:48:31" (1/1) ... [2022-12-14 18:48:31,568 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:48:31,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:48:31,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:48:31,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:48:31,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:48:31" (1/1) ... [2022-12-14 18:48:31,574 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:48:31,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:48:31,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:48:31,592 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c7c4a8a-aab1-4c51-96ab-38b728cc1726/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:48:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 18:48:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 18:48:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 18:48:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:48:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:48:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 18:48:31,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 18:48:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:48:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:48:31,621 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:48:31,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:48:31,722 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:48:31,724 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:48:32,163 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:48:32,204 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:48:32,204 INFO L300 CfgBuilder]: Removed 33 assume(true) statements. [2022-12-14 18:48:32,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:48:32 BoogieIcfgContainer [2022-12-14 18:48:32,207 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:48:32,207 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:48:32,207 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:48:32,214 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:48:32,214 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:48:32" (1/1) ... [2022-12-14 18:48:32,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:48:32,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:32,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 257 states and 313 transitions. [2022-12-14 18:48:32,259 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 313 transitions. [2022-12-14 18:48:32,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 18:48:32,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:32,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:32,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:32,405 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:32,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:32,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 256 states and 311 transitions. [2022-12-14 18:48:32,436 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 311 transitions. [2022-12-14 18:48:32,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 18:48:32,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:32,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:32,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:32,535 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:32,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:32,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 255 states and 310 transitions. [2022-12-14 18:48:32,595 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 310 transitions. [2022-12-14 18:48:32,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 18:48:32,595 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:32,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:32,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:32,624 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:32,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:32,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 259 states and 317 transitions. [2022-12-14 18:48:32,650 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 317 transitions. [2022-12-14 18:48:32,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 18:48:32,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:32,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:32,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:32,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:32,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 258 states and 316 transitions. [2022-12-14 18:48:32,701 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 316 transitions. [2022-12-14 18:48:32,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 18:48:32,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:32,701 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:32,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:32,770 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:32,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:32,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 257 states and 315 transitions. [2022-12-14 18:48:32,787 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 315 transitions. [2022-12-14 18:48:32,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 18:48:32,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:32,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:32,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:32,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:32,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:32,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 257 states and 312 transitions. [2022-12-14 18:48:32,807 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 312 transitions. [2022-12-14 18:48:32,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 18:48:32,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:32,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:32,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:32,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:32,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:32,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 260 states and 315 transitions. [2022-12-14 18:48:32,916 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 315 transitions. [2022-12-14 18:48:32,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 18:48:32,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:32,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:32,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:32,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:32,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:32,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 259 states and 314 transitions. [2022-12-14 18:48:32,988 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 314 transitions. [2022-12-14 18:48:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 18:48:32,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:32,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:32,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:33,045 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:33,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:33,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 258 states and 313 transitions. [2022-12-14 18:48:33,139 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 313 transitions. [2022-12-14 18:48:33,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 18:48:33,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:33,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:33,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:33,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:33,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:33,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 257 states and 312 transitions. [2022-12-14 18:48:33,182 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 312 transitions. [2022-12-14 18:48:33,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 18:48:33,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:33,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:33,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:33,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:33,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:33,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 256 states and 311 transitions. [2022-12-14 18:48:33,246 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 311 transitions. [2022-12-14 18:48:33,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 18:48:33,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:33,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:33,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:33,323 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:33,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:33,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 256 states and 309 transitions. [2022-12-14 18:48:33,525 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 309 transitions. [2022-12-14 18:48:33,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 18:48:33,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:33,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:33,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:33,644 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:33,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:33,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 254 states and 307 transitions. [2022-12-14 18:48:33,816 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 307 transitions. [2022-12-14 18:48:33,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 18:48:33,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:33,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:33,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:34,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:34,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 257 states and 312 transitions. [2022-12-14 18:48:34,175 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 312 transitions. [2022-12-14 18:48:34,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 18:48:34,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:34,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:34,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:34,369 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:34,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:34,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 260 states and 317 transitions. [2022-12-14 18:48:34,882 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 317 transitions. [2022-12-14 18:48:34,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 18:48:34,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:34,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:34,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:35,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:35,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:35,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 258 states and 314 transitions. [2022-12-14 18:48:35,235 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 314 transitions. [2022-12-14 18:48:35,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 18:48:35,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:35,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:35,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:35,269 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:35,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:35,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 256 states and 311 transitions. [2022-12-14 18:48:35,434 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 311 transitions. [2022-12-14 18:48:35,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:48:35,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:35,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:35,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:35,456 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:48:35,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:35,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 256 states and 307 transitions. [2022-12-14 18:48:35,464 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 307 transitions. [2022-12-14 18:48:35,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:48:35,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:35,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:35,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:35,503 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:35,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:35,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 259 states and 312 transitions. [2022-12-14 18:48:35,593 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 312 transitions. [2022-12-14 18:48:35,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:48:35,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:35,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:35,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:35,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:48:35,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:35,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 259 states and 308 transitions. [2022-12-14 18:48:35,613 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 308 transitions. [2022-12-14 18:48:35,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 18:48:35,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:35,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:35,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:35,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:35,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:35,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 260 states and 308 transitions. [2022-12-14 18:48:35,653 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 308 transitions. [2022-12-14 18:48:35,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 18:48:35,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:35,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:35,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:35,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:48:35,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:35,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 262 states and 311 transitions. [2022-12-14 18:48:35,684 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 311 transitions. [2022-12-14 18:48:35,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 18:48:35,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:35,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:35,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:35,817 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:35,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:35,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 266 states and 316 transitions. [2022-12-14 18:48:35,873 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 316 transitions. [2022-12-14 18:48:35,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 18:48:35,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:35,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:35,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:35,898 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:48:35,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:35,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 268 states and 319 transitions. [2022-12-14 18:48:35,915 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 319 transitions. [2022-12-14 18:48:35,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 18:48:35,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:35,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:35,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:35,992 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:36,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:36,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 271 states and 322 transitions. [2022-12-14 18:48:36,011 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 322 transitions. [2022-12-14 18:48:36,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 18:48:36,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:36,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:36,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:36,218 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:48:37,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:37,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 272 states and 322 transitions. [2022-12-14 18:48:37,120 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 322 transitions. [2022-12-14 18:48:37,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 18:48:37,120 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:37,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:37,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:37,276 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:48:37,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:37,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 273 states and 322 transitions. [2022-12-14 18:48:37,348 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 322 transitions. [2022-12-14 18:48:37,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 18:48:37,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:37,348 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:37,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:37,372 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:48:37,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:37,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 272 states and 319 transitions. [2022-12-14 18:48:37,564 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 319 transitions. [2022-12-14 18:48:37,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 18:48:37,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:37,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:37,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:37,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:37,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 275 states and 322 transitions. [2022-12-14 18:48:37,835 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 322 transitions. [2022-12-14 18:48:37,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 18:48:37,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:37,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:37,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:37,862 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:48:38,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:38,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 274 states and 319 transitions. [2022-12-14 18:48:38,068 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 319 transitions. [2022-12-14 18:48:38,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 18:48:38,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:38,068 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:38,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:38,144 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:38,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:38,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 277 states and 322 transitions. [2022-12-14 18:48:38,397 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 322 transitions. [2022-12-14 18:48:38,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 18:48:38,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:38,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:38,822 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:41,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:41,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 288 states and 336 transitions. [2022-12-14 18:48:41,890 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 336 transitions. [2022-12-14 18:48:41,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 18:48:41,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:41,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:41,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:42,036 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:43,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:43,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 293 states and 340 transitions. [2022-12-14 18:48:43,387 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 340 transitions. [2022-12-14 18:48:43,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 18:48:43,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:43,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:43,403 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:48:43,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:43,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 295 states and 341 transitions. [2022-12-14 18:48:43,634 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 341 transitions. [2022-12-14 18:48:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 18:48:43,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:43,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:43,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:43,714 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:44,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:44,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 298 states and 345 transitions. [2022-12-14 18:48:44,052 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 345 transitions. [2022-12-14 18:48:44,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 18:48:44,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:44,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:44,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:44,070 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:48:44,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:44,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 300 states and 346 transitions. [2022-12-14 18:48:44,296 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 346 transitions. [2022-12-14 18:48:44,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 18:48:44,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:44,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:44,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:44,380 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:44,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:44,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 303 states and 350 transitions. [2022-12-14 18:48:44,690 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 350 transitions. [2022-12-14 18:48:44,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 18:48:44,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:44,690 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:44,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:45,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:50,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:50,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 317 states and 369 transitions. [2022-12-14 18:48:50,196 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 369 transitions. [2022-12-14 18:48:50,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 18:48:50,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:50,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:51,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:48:59,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:48:59,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 331 states and 388 transitions. [2022-12-14 18:48:59,081 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 388 transitions. [2022-12-14 18:48:59,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 18:48:59,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:48:59,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:48:59,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:48:59,347 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:49:01,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:01,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 341 states and 400 transitions. [2022-12-14 18:49:01,545 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 400 transitions. [2022-12-14 18:49:01,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 18:49:01,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:01,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:01,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:01,628 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:49:02,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:02,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 339 states and 397 transitions. [2022-12-14 18:49:02,374 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 397 transitions. [2022-12-14 18:49:02,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 18:49:02,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:02,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:02,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:03,324 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:49:11,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:11,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 351 states and 413 transitions. [2022-12-14 18:49:11,802 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 413 transitions. [2022-12-14 18:49:11,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 18:49:11,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:11,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:11,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:12,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:49:17,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:17,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 361 states and 425 transitions. [2022-12-14 18:49:17,188 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 425 transitions. [2022-12-14 18:49:17,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 18:49:17,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:17,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:17,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:18,830 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:49:32,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:32,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 374 states and 442 transitions. [2022-12-14 18:49:32,041 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 442 transitions. [2022-12-14 18:49:32,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 18:49:32,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:32,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:32,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:49:41,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:41,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 386 states and 457 transitions. [2022-12-14 18:49:41,789 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 457 transitions. [2022-12-14 18:49:41,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 18:49:41,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:41,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:41,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:42,464 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:49:50,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:50,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 397 states and 469 transitions. [2022-12-14 18:49:50,297 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 469 transitions. [2022-12-14 18:49:50,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 18:49:50,298 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:50,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:50,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:50,316 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:49:51,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:51,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 400 states and 473 transitions. [2022-12-14 18:49:51,707 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 473 transitions. [2022-12-14 18:49:51,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 18:49:51,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:51,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:51,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:51,766 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:49:53,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:49:53,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 404 states and 487 transitions. [2022-12-14 18:49:53,516 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 487 transitions. [2022-12-14 18:49:53,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 18:49:53,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:49:53,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:49:53,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:49:53,537 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:02,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:02,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 420 states and 510 transitions. [2022-12-14 18:50:02,979 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 510 transitions. [2022-12-14 18:50:02,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 18:50:02,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:02,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:02,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:03,020 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:15,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:15,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 436 states and 535 transitions. [2022-12-14 18:50:15,789 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 535 transitions. [2022-12-14 18:50:15,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 18:50:15,789 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:15,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:15,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:15,828 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:28,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 448 states and 551 transitions. [2022-12-14 18:50:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 551 transitions. [2022-12-14 18:50:28,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 18:50:28,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:28,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:28,108 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:38,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:38,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 460 states and 567 transitions. [2022-12-14 18:50:38,825 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 567 transitions. [2022-12-14 18:50:38,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 18:50:38,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:38,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:38,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:40,944 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:52,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:52,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 471 states and 582 transitions. [2022-12-14 18:50:52,280 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 582 transitions. [2022-12-14 18:50:52,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 18:50:52,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:52,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:52,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:54,057 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:50:58,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:58,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 478 states and 591 transitions. [2022-12-14 18:50:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 591 transitions. [2022-12-14 18:50:58,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 18:50:58,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:58,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:58,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:58,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:50:58,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:50:58,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 595 states to 480 states and 595 transitions. [2022-12-14 18:50:58,801 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 595 transitions. [2022-12-14 18:50:58,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 18:50:58,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:50:58,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:50:58,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:50:59,178 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:00,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:00,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 483 states and 601 transitions. [2022-12-14 18:51:00,688 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 601 transitions. [2022-12-14 18:51:00,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 18:51:00,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:00,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:00,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:00,700 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:51:00,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:00,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 483 states and 597 transitions. [2022-12-14 18:51:00,708 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 597 transitions. [2022-12-14 18:51:00,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 18:51:00,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:00,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:00,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:01,084 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:14,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:14,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 624 states to 502 states and 624 transitions. [2022-12-14 18:51:14,780 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 624 transitions. [2022-12-14 18:51:14,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 18:51:14,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:14,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:14,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:15,099 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:27,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:27,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 515 states and 640 transitions. [2022-12-14 18:51:27,434 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 640 transitions. [2022-12-14 18:51:27,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 18:51:27,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:27,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:27,873 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:51:30,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:30,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 517 states and 643 transitions. [2022-12-14 18:51:30,157 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 643 transitions. [2022-12-14 18:51:30,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 18:51:30,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:30,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:30,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:30,588 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:34,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:34,640 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 521 states and 647 transitions. [2022-12-14 18:51:34,640 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 647 transitions. [2022-12-14 18:51:34,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 18:51:34,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:34,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:34,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:34,658 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:51:34,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:34,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 520 states and 646 transitions. [2022-12-14 18:51:34,679 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 646 transitions. [2022-12-14 18:51:34,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 18:51:34,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:34,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:34,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:35,412 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:37,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:37,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 522 states and 650 transitions. [2022-12-14 18:51:37,390 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 650 transitions. [2022-12-14 18:51:37,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 18:51:37,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:37,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:37,406 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:51:37,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:37,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 521 states and 649 transitions. [2022-12-14 18:51:37,427 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 649 transitions. [2022-12-14 18:51:37,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 18:51:37,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:37,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:37,474 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:51:37,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:51:37,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 522 states and 650 transitions. [2022-12-14 18:51:37,502 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 650 transitions. [2022-12-14 18:51:37,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 18:51:37,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:51:37,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:51:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:51:40,918 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:52:01,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:52:01,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 539 states and 674 transitions. [2022-12-14 18:52:01,924 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 674 transitions. [2022-12-14 18:52:01,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 18:52:01,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:52:01,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:52:01,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:52:02,479 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:52:16,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:52:16,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 690 states to 551 states and 690 transitions. [2022-12-14 18:52:16,881 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 690 transitions. [2022-12-14 18:52:16,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 18:52:16,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:52:16,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:52:16,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:52:19,682 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:52:53,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:52:53,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 734 states to 568 states and 734 transitions. [2022-12-14 18:52:53,054 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 734 transitions. [2022-12-14 18:52:53,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 18:52:53,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:52:53,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:52:53,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:52:55,256 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:53:29,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:53:29,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 583 states and 759 transitions. [2022-12-14 18:53:29,477 INFO L276 IsEmpty]: Start isEmpty. Operand 583 states and 759 transitions. [2022-12-14 18:53:29,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 18:53:29,477 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:53:29,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:53:29,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:53:29,695 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:53:37,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:53:37,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 585 states and 763 transitions. [2022-12-14 18:53:37,034 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 763 transitions. [2022-12-14 18:53:37,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 18:53:37,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:53:37,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:53:37,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:53:37,253 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:02,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:02,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 600 states and 786 transitions. [2022-12-14 18:54:02,251 INFO L276 IsEmpty]: Start isEmpty. Operand 600 states and 786 transitions. [2022-12-14 18:54:02,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 18:54:02,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:02,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:02,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:06,101 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:39,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:39,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 615 states and 810 transitions. [2022-12-14 18:54:39,527 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 810 transitions. [2022-12-14 18:54:39,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 18:54:39,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:39,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:39,849 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:44,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:44,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 617 states and 814 transitions. [2022-12-14 18:54:44,865 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 814 transitions. [2022-12-14 18:54:44,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 18:54:44,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:44,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:44,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:48,718 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:54:58,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:58,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 618 states and 814 transitions. [2022-12-14 18:54:58,046 INFO L276 IsEmpty]: Start isEmpty. Operand 618 states and 814 transitions. [2022-12-14 18:54:58,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 18:54:58,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:58,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:58,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:54:58,061 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:54:59,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:54:59,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 811 states to 617 states and 811 transitions. [2022-12-14 18:54:59,930 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 811 transitions. [2022-12-14 18:54:59,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-12-14 18:54:59,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:54:59,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:54:59,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:01,065 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:55:05,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:05,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 815 states to 620 states and 815 transitions. [2022-12-14 18:55:05,791 INFO L276 IsEmpty]: Start isEmpty. Operand 620 states and 815 transitions. [2022-12-14 18:55:05,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 18:55:05,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:05,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:08,816 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 18:55:59,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:55:59,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 644 states and 873 transitions. [2022-12-14 18:55:59,624 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 873 transitions. [2022-12-14 18:55:59,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 18:55:59,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:55:59,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:55:59,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:55:59,714 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 18:56:31,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:31,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 650 states and 899 transitions. [2022-12-14 18:56:31,337 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 899 transitions. [2022-12-14 18:56:31,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 18:56:31,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:31,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:31,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:31,423 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-14 18:56:37,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:56:37,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 652 states and 901 transitions. [2022-12-14 18:56:37,885 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 901 transitions. [2022-12-14 18:56:37,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 18:56:37,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:56:37,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:56:37,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:56:39,843 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:57:07,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:57:07,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 924 states to 668 states and 924 transitions. [2022-12-14 18:57:07,169 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 924 transitions. [2022-12-14 18:57:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-12-14 18:57:07,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:57:07,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:57:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:57:07,249 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:57:14,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:57:14,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 671 states and 929 transitions. [2022-12-14 18:57:14,280 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 929 transitions. [2022-12-14 18:57:14,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 18:57:14,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:57:14,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:57:14,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:57:14,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:57:16,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:57:16,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 674 states and 933 transitions. [2022-12-14 18:57:16,254 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 933 transitions. [2022-12-14 18:57:16,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 18:57:16,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:57:16,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:57:16,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:57:16,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:57:18,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:57:18,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 678 states and 938 transitions. [2022-12-14 18:57:18,682 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 938 transitions. [2022-12-14 18:57:18,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 18:57:18,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:57:18,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:57:18,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:57:21,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:57:51,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:57:51,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 696 states and 965 transitions. [2022-12-14 18:57:51,146 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 965 transitions. [2022-12-14 18:57:51,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 18:57:51,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:57:51,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:57:51,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:57:56,721 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:58:36,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:36,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 714 states and 994 transitions. [2022-12-14 18:58:36,228 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 994 transitions. [2022-12-14 18:58:36,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-12-14 18:58:36,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:36,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:36,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:36,355 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:58:39,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:39,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 715 states and 996 transitions. [2022-12-14 18:58:39,630 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 996 transitions. [2022-12-14 18:58:39,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 18:58:39,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:39,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:39,647 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:58:39,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:39,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 714 states and 993 transitions. [2022-12-14 18:58:39,676 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 993 transitions. [2022-12-14 18:58:39,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 18:58:39,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:39,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:40,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:58:43,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:43,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 713 states and 992 transitions. [2022-12-14 18:58:43,907 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 992 transitions. [2022-12-14 18:58:43,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 18:58:43,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:43,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:43,930 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:58:43,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:43,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 712 states and 991 transitions. [2022-12-14 18:58:43,957 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 991 transitions. [2022-12-14 18:58:43,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 18:58:43,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:43,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:43,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:43,978 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 18:58:43,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:58:43,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 711 states and 990 transitions. [2022-12-14 18:58:43,997 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 990 transitions. [2022-12-14 18:58:43,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 18:58:43,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:58:43,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:58:44,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:58:53,533 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:44,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:44,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 728 states and 1017 transitions. [2022-12-14 18:59:44,758 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1017 transitions. [2022-12-14 18:59:44,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 18:59:44,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:44,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:44,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:45,272 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:59:48,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:59:48,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 726 states and 1014 transitions. [2022-12-14 18:59:48,770 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1014 transitions. [2022-12-14 18:59:48,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 18:59:48,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:59:48,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:59:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:59:49,124 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:16,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:16,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 741 states and 1038 transitions. [2022-12-14 19:00:16,761 INFO L276 IsEmpty]: Start isEmpty. Operand 741 states and 1038 transitions. [2022-12-14 19:00:16,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 19:00:16,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:16,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:16,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:17,160 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:00:23,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:00:23,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 743 states and 1042 transitions. [2022-12-14 19:00:23,769 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1042 transitions. [2022-12-14 19:00:23,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-12-14 19:00:23,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:00:23,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:00:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:00:27,895 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:01:10,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:10,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 761 states and 1068 transitions. [2022-12-14 19:01:10,971 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1068 transitions. [2022-12-14 19:01:10,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 19:01:10,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:10,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:10,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:12,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 19:01:19,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:01:19,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1065 states to 759 states and 1065 transitions. [2022-12-14 19:01:19,957 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1065 transitions. [2022-12-14 19:01:19,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 19:01:19,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:01:19,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:01:19,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:01:32,897 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.