./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/array-memsafety/openbsd_cstrpbrk-alloca-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_4eef5ed1-92ef-41e4-89ce-c48389c3c843/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eef5ed1-92ef-41e4-89ce-c48389c3c843/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_4eef5ed1-92ef-41e4-89ce-c48389c3c843/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eef5ed1-92ef-41e4-89ce-c48389c3c843/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/array-memsafety/openbsd_cstrpbrk-alloca-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eef5ed1-92ef-41e4-89ce-c48389c3c843/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_4eef5ed1-92ef-41e4-89ce-c48389c3c843/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 d450427152972d80716d02c80706dd3b248a3fc7c05c71ffd29d66e32e1e82f2 --- 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 [2022-12-15 01:57:28,993 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-15 01:57:28,994 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-15 01:57:29,006 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-15 01:57:29,006 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-15 01:57:29,007 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-15 01:57:29,008 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-15 01:57:29,009 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-15 01:57:29,010 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-15 01:57:29,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-15 01:57:29,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-15 01:57:29,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-15 01:57:29,012 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-15 01:57:29,012 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-15 01:57:29,013 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-15 01:57:29,014 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-15 01:57:29,014 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-15 01:57:29,015 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-15 01:57:29,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-15 01:57:29,017 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-15 01:57:29,018 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-15 01:57:29,019 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-15 01:57:29,020 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-15 01:57:29,020 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-15 01:57:29,022 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-15 01:57:29,022 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-15 01:57:29,023 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-15 01:57:29,023 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-15 01:57:29,024 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-15 01:57:29,024 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-15 01:57:29,024 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-15 01:57:29,025 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-15 01:57:29,025 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-15 01:57:29,026 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-15 01:57:29,026 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-15 01:57:29,027 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-15 01:57:29,027 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-15 01:57:29,027 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-15 01:57:29,027 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-15 01:57:29,028 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-15 01:57:29,028 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-15 01:57:29,029 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eef5ed1-92ef-41e4-89ce-c48389c3c843/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-15 01:57:29,042 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-15 01:57:29,042 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-15 01:57:29,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-15 01:57:29,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-15 01:57:29,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-15 01:57:29,043 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-15 01:57:29,044 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-15 01:57:29,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-15 01:57:29,044 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-15 01:57:29,044 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-15 01:57:29,044 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-15 01:57:29,044 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-15 01:57:29,044 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-15 01:57:29,045 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-15 01:57:29,045 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-15 01:57:29,045 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-15 01:57:29,045 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-15 01:57:29,045 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-15 01:57:29,045 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-15 01:57:29,045 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:57:29,046 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-15 01:57:29,046 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-15 01:57:29,046 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-15 01:57:29,046 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-15 01:57:29,046 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_4eef5ed1-92ef-41e4-89ce-c48389c3c843/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eef5ed1-92ef-41e4-89ce-c48389c3c843/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d450427152972d80716d02c80706dd3b248a3fc7c05c71ffd29d66e32e1e82f2 [2022-12-15 01:57:29,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-15 01:57:29,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-15 01:57:29,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-15 01:57:29,238 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-15 01:57:29,238 INFO L275 PluginConnector]: CDTParser initialized [2022-12-15 01:57:29,239 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eef5ed1-92ef-41e4-89ce-c48389c3c843/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/array-memsafety/openbsd_cstrpbrk-alloca-2.i [2022-12-15 01:57:31,829 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-15 01:57:31,969 INFO L351 CDTParser]: Found 1 translation units. [2022-12-15 01:57:31,969 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eef5ed1-92ef-41e4-89ce-c48389c3c843/sv-benchmarks/c/array-memsafety/openbsd_cstrpbrk-alloca-2.i [2022-12-15 01:57:31,976 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eef5ed1-92ef-41e4-89ce-c48389c3c843/bin/ukojak-rkRKPMF4O4/data/8b78b8d92/ac84c81a436c4a8c85ef6f36c22b3731/FLAGf5c16d726 [2022-12-15 01:57:31,986 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eef5ed1-92ef-41e4-89ce-c48389c3c843/bin/ukojak-rkRKPMF4O4/data/8b78b8d92/ac84c81a436c4a8c85ef6f36c22b3731 [2022-12-15 01:57:31,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-15 01:57:31,989 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-15 01:57:31,990 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-15 01:57:31,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-15 01:57:31,993 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-15 01:57:31,994 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:57:31" (1/1) ... [2022-12-15 01:57:31,995 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13c16f0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:31, skipping insertion in model container [2022-12-15 01:57:31,995 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:57:31" (1/1) ... [2022-12-15 01:57:32,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-15 01:57:32,026 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-15 01:57:32,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:57:32,210 INFO L203 MainTranslator]: Completed pre-run [2022-12-15 01:57:32,235 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-15 01:57:32,250 INFO L208 MainTranslator]: Completed translation [2022-12-15 01:57:32,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:32 WrapperNode [2022-12-15 01:57:32,251 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-15 01:57:32,252 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-15 01:57:32,252 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-15 01:57:32,252 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-15 01:57:32,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:32" (1/1) ... [2022-12-15 01:57:32,272 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:32" (1/1) ... [2022-12-15 01:57:32,293 INFO L138 Inliner]: procedures = 117, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 90 [2022-12-15 01:57:32,294 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-15 01:57:32,294 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-15 01:57:32,295 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-15 01:57:32,295 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-15 01:57:32,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:32" (1/1) ... [2022-12-15 01:57:32,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:32" (1/1) ... [2022-12-15 01:57:32,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:32" (1/1) ... [2022-12-15 01:57:32,307 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:32" (1/1) ... [2022-12-15 01:57:32,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:32" (1/1) ... [2022-12-15 01:57:32,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:32" (1/1) ... [2022-12-15 01:57:32,318 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:32" (1/1) ... [2022-12-15 01:57:32,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:32" (1/1) ... [2022-12-15 01:57:32,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-15 01:57:32,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-15 01:57:32,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-15 01:57:32,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-15 01:57:32,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:57:32" (1/1) ... [2022-12-15 01:57:32,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-15 01:57:32,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eef5ed1-92ef-41e4-89ce-c48389c3c843/bin/ukojak-rkRKPMF4O4/z3 [2022-12-15 01:57:32,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eef5ed1-92ef-41e4-89ce-c48389c3c843/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-15 01:57:32,353 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4eef5ed1-92ef-41e4-89ce-c48389c3c843/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-15 01:57:32,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-15 01:57:32,379 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-15 01:57:32,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-15 01:57:32,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-15 01:57:32,379 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-15 01:57:32,379 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-15 01:57:32,459 INFO L235 CfgBuilder]: Building ICFG [2022-12-15 01:57:32,460 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-15 01:57:32,595 INFO L276 CfgBuilder]: Performing block encoding [2022-12-15 01:57:32,635 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-15 01:57:32,635 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-12-15 01:57:32,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:57:32 BoogieIcfgContainer [2022-12-15 01:57:32,637 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-15 01:57:32,638 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-15 01:57:32,638 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-15 01:57:32,646 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-15 01:57:32,646 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:57:32" (1/1) ... [2022-12-15 01:57:32,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-15 01:57:32,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:32,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2022-12-15 01:57:32,700 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2022-12-15 01:57:32,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 01:57:32,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:32,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:32,957 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:32,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:32,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 30 states and 36 transitions. [2022-12-15 01:57:32,988 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2022-12-15 01:57:32,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-15 01:57:32,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:32,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:33,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:33,227 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:33,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:33,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 32 states and 40 transitions. [2022-12-15 01:57:33,459 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 40 transitions. [2022-12-15 01:57:33,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 01:57:33,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:33,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:33,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:33,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:33,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 34 states and 44 transitions. [2022-12-15 01:57:33,532 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 44 transitions. [2022-12-15 01:57:33,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 01:57:33,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:33,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:33,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:33,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:33,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 35 states and 47 transitions. [2022-12-15 01:57:33,849 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2022-12-15 01:57:33,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 01:57:33,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:33,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:33,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:33,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:34,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:34,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 37 states and 52 transitions. [2022-12-15 01:57:34,182 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 52 transitions. [2022-12-15 01:57:34,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-15 01:57:34,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:34,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:34,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:34,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:34,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:34,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 37 states and 51 transitions. [2022-12-15 01:57:34,458 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2022-12-15 01:57:34,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-15 01:57:34,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:34,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:34,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:34,641 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:35,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:35,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 40 states and 59 transitions. [2022-12-15 01:57:35,255 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 59 transitions. [2022-12-15 01:57:35,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 01:57:35,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:35,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:35,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:35,684 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:36,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:36,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2022-12-15 01:57:36,498 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2022-12-15 01:57:36,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 01:57:36,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:36,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:36,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:36,727 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:37,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:37,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2022-12-15 01:57:37,516 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2022-12-15 01:57:37,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 01:57:37,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:37,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:37,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:37,805 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:57:39,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:39,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 46 states and 81 transitions. [2022-12-15 01:57:39,298 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 81 transitions. [2022-12-15 01:57:39,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 01:57:39,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:39,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:39,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:39,715 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:40,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:40,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 47 states and 83 transitions. [2022-12-15 01:57:40,175 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 83 transitions. [2022-12-15 01:57:40,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-15 01:57:40,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:40,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:40,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:40,244 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:57:40,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:40,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 48 states and 85 transitions. [2022-12-15 01:57:40,586 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 85 transitions. [2022-12-15 01:57:40,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 01:57:40,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:40,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:40,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:40,619 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:57:41,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:41,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 49 states and 87 transitions. [2022-12-15 01:57:41,415 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 87 transitions. [2022-12-15 01:57:41,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-15 01:57:41,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:41,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:41,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:41,993 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:43,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:43,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2022-12-15 01:57:43,697 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2022-12-15 01:57:43,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:57:43,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:43,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:43,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:43,709 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:57:43,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:43,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2022-12-15 01:57:43,975 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2022-12-15 01:57:43,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:57:43,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:43,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:43,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:44,349 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:57:45,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:45,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 48 states and 76 transitions. [2022-12-15 01:57:45,289 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 76 transitions. [2022-12-15 01:57:45,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:57:45,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:45,290 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:45,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:45,840 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:57:47,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:47,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 51 states and 88 transitions. [2022-12-15 01:57:47,814 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 88 transitions. [2022-12-15 01:57:47,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:57:47,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:47,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:47,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:48,191 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:57:49,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:49,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 54 states and 96 transitions. [2022-12-15 01:57:49,759 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 96 transitions. [2022-12-15 01:57:49,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:57:49,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:49,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:49,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:49,844 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:57:50,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:50,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 55 states and 98 transitions. [2022-12-15 01:57:50,399 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 98 transitions. [2022-12-15 01:57:50,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:57:50,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:50,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:50,414 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:57:52,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:52,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 57 states and 103 transitions. [2022-12-15 01:57:52,274 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 103 transitions. [2022-12-15 01:57:52,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:57:52,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:52,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:52,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:52,388 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:57:52,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:52,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 58 states and 104 transitions. [2022-12-15 01:57:52,855 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 104 transitions. [2022-12-15 01:57:52,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-15 01:57:52,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:52,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:52,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:53,348 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 01:57:54,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:54,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 56 states and 100 transitions. [2022-12-15 01:57:54,471 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 100 transitions. [2022-12-15 01:57:54,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 01:57:54,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:54,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:54,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:54,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:57:54,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:54,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 58 states and 102 transitions. [2022-12-15 01:57:54,925 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 102 transitions. [2022-12-15 01:57:54,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 01:57:54,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:54,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:54,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:55,654 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:57:58,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:58,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 61 states and 108 transitions. [2022-12-15 01:57:58,224 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 108 transitions. [2022-12-15 01:57:58,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-15 01:57:58,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:58,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:58,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:58,246 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:57:58,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:57:58,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2022-12-15 01:57:58,895 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2022-12-15 01:57:58,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 01:57:58,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:57:58,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:57:58,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:57:59,548 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:58:00,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:00,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 47 states and 78 transitions. [2022-12-15 01:58:00,548 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 78 transitions. [2022-12-15 01:58:00,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 01:58:00,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:00,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:00,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:00,584 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:58:01,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:01,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 49 states and 85 transitions. [2022-12-15 01:58:01,882 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 85 transitions. [2022-12-15 01:58:01,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-15 01:58:01,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:01,882 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:01,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:01,892 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:58:02,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:02,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 31 states and 39 transitions. [2022-12-15 01:58:02,365 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2022-12-15 01:58:02,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 01:58:02,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:02,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:02,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:02,659 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:58:03,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:03,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 33 states and 41 transitions. [2022-12-15 01:58:03,339 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 41 transitions. [2022-12-15 01:58:03,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 01:58:03,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:03,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:03,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:03,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:58:06,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:06,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2022-12-15 01:58:06,007 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2022-12-15 01:58:06,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-15 01:58:06,007 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:06,007 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:06,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:06,622 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:58:07,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:07,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2022-12-15 01:58:07,816 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2022-12-15 01:58:07,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:58:07,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:07,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:07,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:08,292 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:58:09,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:09,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 36 states and 46 transitions. [2022-12-15 01:58:09,579 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 46 transitions. [2022-12-15 01:58:09,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-15 01:58:09,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:09,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:09,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:10,671 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:58:17,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:17,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 44 states and 60 transitions. [2022-12-15 01:58:17,657 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 60 transitions. [2022-12-15 01:58:17,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-15 01:58:17,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:17,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:17,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:18,164 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:58:26,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:26,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2022-12-15 01:58:26,305 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2022-12-15 01:58:26,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:58:26,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:26,306 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:26,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:26,339 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:58:29,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:29,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 60 states and 92 transitions. [2022-12-15 01:58:29,335 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 92 transitions. [2022-12-15 01:58:29,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:58:29,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:29,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:29,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:32,310 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:58:46,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:46,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 72 states and 115 transitions. [2022-12-15 01:58:46,943 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 115 transitions. [2022-12-15 01:58:46,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:58:46,943 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:46,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:46,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:47,203 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 01:58:52,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:52,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 76 states and 119 transitions. [2022-12-15 01:58:52,057 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 119 transitions. [2022-12-15 01:58:52,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-15 01:58:52,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:52,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:52,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:52,109 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 01:58:53,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:53,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 66 states and 104 transitions. [2022-12-15 01:58:53,228 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 104 transitions. [2022-12-15 01:58:53,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:58:53,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:53,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:53,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:53,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:58:56,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:56,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 70 states and 114 transitions. [2022-12-15 01:58:56,803 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 114 transitions. [2022-12-15 01:58:56,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:58:56,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:56,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:56,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:58:56,831 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-15 01:58:59,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:58:59,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 72 states and 118 transitions. [2022-12-15 01:58:59,709 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 118 transitions. [2022-12-15 01:58:59,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-15 01:58:59,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:58:59,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:58:59,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:01,223 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:59:10,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:10,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 78 states and 130 transitions. [2022-12-15 01:59:10,656 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 130 transitions. [2022-12-15 01:59:10,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:59:10,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:10,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:10,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:12,980 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:59:22,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:22,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 79 states and 134 transitions. [2022-12-15 01:59:22,896 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 134 transitions. [2022-12-15 01:59:22,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:59:22,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:22,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:22,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:25,582 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 01:59:33,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:33,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 82 states and 139 transitions. [2022-12-15 01:59:33,297 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 139 transitions. [2022-12-15 01:59:33,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-15 01:59:33,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:33,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:33,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:35,038 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 01:59:48,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 01:59:48,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 90 states and 156 transitions. [2022-12-15 01:59:48,527 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 156 transitions. [2022-12-15 01:59:48,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 01:59:48,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 01:59:48,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 01:59:48,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 01:59:50,710 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:00:05,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:05,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 99 states and 177 transitions. [2022-12-15 02:00:05,403 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 177 transitions. [2022-12-15 02:00:05,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-15 02:00:05,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:05,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:05,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:05,610 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:00:15,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:15,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 105 states and 188 transitions. [2022-12-15 02:00:15,529 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 188 transitions. [2022-12-15 02:00:15,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 02:00:15,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:15,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:15,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:19,078 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:00:24,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:24,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 106 states and 189 transitions. [2022-12-15 02:00:24,771 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 189 transitions. [2022-12-15 02:00:24,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 02:00:24,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:24,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:26,205 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:00:29,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:29,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 107 states and 190 transitions. [2022-12-15 02:00:29,420 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 190 transitions. [2022-12-15 02:00:29,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-15 02:00:29,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:29,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:29,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:31,291 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:00:34,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:34,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 107 states and 189 transitions. [2022-12-15 02:00:34,815 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 189 transitions. [2022-12-15 02:00:34,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:00:34,815 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:34,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:34,852 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 02:00:41,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:41,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 112 states and 196 transitions. [2022-12-15 02:00:41,902 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 196 transitions. [2022-12-15 02:00:41,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:00:41,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:41,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:41,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:42,323 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 02:00:49,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:49,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 117 states and 203 transitions. [2022-12-15 02:00:49,998 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 203 transitions. [2022-12-15 02:00:49,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:00:49,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:49,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:50,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:50,083 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:00:54,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:54,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 119 states and 206 transitions. [2022-12-15 02:00:54,077 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 206 transitions. [2022-12-15 02:00:54,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-15 02:00:54,077 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:54,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:54,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:00:54,934 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:00:59,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:00:59,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 116 states and 198 transitions. [2022-12-15 02:00:59,983 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 198 transitions. [2022-12-15 02:00:59,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:00:59,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:00:59,984 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:00:59,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:00,012 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:01:03,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:03,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 119 states and 203 transitions. [2022-12-15 02:01:03,586 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 203 transitions. [2022-12-15 02:01:03,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:01:03,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:03,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:03,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:07,338 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 5 proven. 1 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:01:17,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:17,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 123 states and 208 transitions. [2022-12-15 02:01:17,279 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 208 transitions. [2022-12-15 02:01:17,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-15 02:01:17,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:17,280 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:17,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:18,064 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:01:26,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:01:26,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 128 states and 213 transitions. [2022-12-15 02:01:26,237 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 213 transitions. [2022-12-15 02:01:26,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:01:26,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:01:26,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:01:26,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:01:30,338 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:02:11,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:11,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 143 states and 240 transitions. [2022-12-15 02:02:11,325 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 240 transitions. [2022-12-15 02:02:11,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:02:11,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:11,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:11,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:11,361 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:02:13,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:13,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 143 states and 239 transitions. [2022-12-15 02:02:13,621 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 239 transitions. [2022-12-15 02:02:13,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-15 02:02:13,622 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:13,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:13,686 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-12-15 02:02:25,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:25,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 149 states and 252 transitions. [2022-12-15 02:02:25,434 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 252 transitions. [2022-12-15 02:02:25,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:02:25,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:25,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:25,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:26,950 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-12-15 02:02:40,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:40,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 154 states and 259 transitions. [2022-12-15 02:02:40,112 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 259 transitions. [2022-12-15 02:02:40,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:02:40,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:40,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:40,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:40,400 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:02:43,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:02:43,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 156 states and 263 transitions. [2022-12-15 02:02:43,784 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 263 transitions. [2022-12-15 02:02:43,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-15 02:02:43,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:02:43,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:02:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:02:49,314 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:03:25,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:25,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 169 states and 293 transitions. [2022-12-15 02:03:25,747 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 293 transitions. [2022-12-15 02:03:25,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:03:25,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:25,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:25,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:03:31,471 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:03:56,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:03:56,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 175 states and 303 transitions. [2022-12-15 02:03:56,263 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 303 transitions. [2022-12-15 02:03:56,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:03:56,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:03:56,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:03:56,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:00,222 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-15 02:04:38,890 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:38,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 183 states and 327 transitions. [2022-12-15 02:04:38,890 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 327 transitions. [2022-12-15 02:04:38,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-15 02:04:38,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:38,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:39,538 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-12-15 02:04:42,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:42,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 183 states and 326 transitions. [2022-12-15 02:04:42,550 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 326 transitions. [2022-12-15 02:04:42,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:04:42,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:42,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:42,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:42,580 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-12-15 02:04:58,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:04:58,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 189 states and 333 transitions. [2022-12-15 02:04:58,351 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 333 transitions. [2022-12-15 02:04:58,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:04:58,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:04:58,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:04:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:04:59,172 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:05:17,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:17,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 195 states and 344 transitions. [2022-12-15 02:05:17,917 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 344 transitions. [2022-12-15 02:05:17,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:05:17,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:17,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:17,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:17,957 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 5 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-15 02:05:20,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:20,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 195 states and 343 transitions. [2022-12-15 02:05:20,765 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 343 transitions. [2022-12-15 02:05:20,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:05:20,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:20,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:20,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:25,952 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 15 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:05:57,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:05:57,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 204 states and 368 transitions. [2022-12-15 02:05:57,960 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 368 transitions. [2022-12-15 02:05:57,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-15 02:05:57,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:05:57,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:05:57,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:05:58,008 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:06:12,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:12,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 209 states and 378 transitions. [2022-12-15 02:06:12,686 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 378 transitions. [2022-12-15 02:06:12,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:06:12,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:12,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:12,740 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 3 proven. 2 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-12-15 02:06:15,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:15,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 208 states and 375 transitions. [2022-12-15 02:06:15,679 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 375 transitions. [2022-12-15 02:06:15,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:06:15,679 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:15,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:20,154 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:06:38,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:38,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 212 states and 383 transitions. [2022-12-15 02:06:38,667 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 383 transitions. [2022-12-15 02:06:38,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-15 02:06:38,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:38,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:38,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:39,476 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 17 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:06:55,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:06:55,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 212 states and 382 transitions. [2022-12-15 02:06:55,626 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 382 transitions. [2022-12-15 02:06:55,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:06:55,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:06:55,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:06:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:06:58,108 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:07:20,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:20,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 218 states and 398 transitions. [2022-12-15 02:07:20,760 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 398 transitions. [2022-12-15 02:07:20,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-15 02:07:20,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:20,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:20,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:20,821 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-12-15 02:07:40,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:07:40,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 224 states and 408 transitions. [2022-12-15 02:07:40,969 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 408 transitions. [2022-12-15 02:07:40,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:07:40,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:07:40,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:07:40,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:07:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-15 02:08:16,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:16,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 234 states and 427 transitions. [2022-12-15 02:08:16,103 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 427 transitions. [2022-12-15 02:08:16,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-15 02:08:16,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:16,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:16,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:16,193 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-12-15 02:08:24,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:24,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 426 states to 234 states and 426 transitions. [2022-12-15 02:08:24,169 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 426 transitions. [2022-12-15 02:08:24,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:08:24,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:24,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:24,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:24,270 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:08:34,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:34,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 237 states and 431 transitions. [2022-12-15 02:08:34,311 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 431 transitions. [2022-12-15 02:08:34,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:08:34,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:34,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:34,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:34,443 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:08:44,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:44,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 240 states and 436 transitions. [2022-12-15 02:08:44,204 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 436 transitions. [2022-12-15 02:08:44,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:08:44,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:44,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:44,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:08:44,315 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-15 02:08:57,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:08:57,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 443 states to 244 states and 443 transitions. [2022-12-15 02:08:57,186 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 443 transitions. [2022-12-15 02:08:57,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-15 02:08:57,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:08:57,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:08:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:09:10,425 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 8 proven. 19 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-12-15 02:10:30,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:10:30,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 261 states and 487 transitions. [2022-12-15 02:10:30,840 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 487 transitions. [2022-12-15 02:10:30,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:10:30,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:10:30,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:10:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:10:30,894 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 7 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-12-15 02:10:56,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 02:10:56,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 267 states and 502 transitions. [2022-12-15 02:10:56,081 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 502 transitions. [2022-12-15 02:10:56,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-15 02:10:56,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 02:10:56,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 02:10:56,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 02:11:04,065 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 12 proven. 21 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.