./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/dll2c_remove_all.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_cba2e236-f8cf-4666-9f95-d8367bbc82e2/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/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_cba2e236-f8cf-4666-9f95-d8367bbc82e2/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/bin/ukojak-rkRKPMF4O4/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2c_remove_all.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/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_cba2e236-f8cf-4666-9f95-d8367bbc82e2/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 6c2ed91303515fb47ae50633bb4ba0c83e07781b13d03a95e0e32251f9fc3016 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 19:08:07,880 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 19:08:07,881 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 19:08:07,895 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 19:08:07,895 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 19:08:07,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 19:08:07,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 19:08:07,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 19:08:07,898 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 19:08:07,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 19:08:07,899 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 19:08:07,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 19:08:07,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 19:08:07,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 19:08:07,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 19:08:07,902 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 19:08:07,903 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 19:08:07,903 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 19:08:07,904 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 19:08:07,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 19:08:07,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 19:08:07,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 19:08:07,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 19:08:07,912 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 19:08:07,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 19:08:07,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 19:08:07,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 19:08:07,918 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 19:08:07,918 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 19:08:07,919 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 19:08:07,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 19:08:07,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 19:08:07,921 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 19:08:07,922 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 19:08:07,923 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 19:08:07,924 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 19:08:07,924 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 19:08:07,925 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 19:08:07,925 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 19:08:07,926 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 19:08:07,926 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 19:08:07,927 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/bin/ukojak-rkRKPMF4O4/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-12-14 19:08:07,946 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 19:08:07,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 19:08:07,947 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 19:08:07,947 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 19:08:07,948 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 19:08:07,948 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 19:08:07,948 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 19:08:07,948 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 19:08:07,948 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 19:08:07,948 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 19:08:07,948 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-14 19:08:07,948 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-14 19:08:07,949 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-14 19:08:07,949 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 19:08:07,949 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 19:08:07,949 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 19:08:07,949 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 19:08:07,949 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 19:08:07,949 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 19:08:07,949 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:08:07,950 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 19:08:07,950 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 19:08:07,950 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 19:08:07,950 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 19:08:07,950 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_cba2e236-f8cf-4666-9f95-d8367bbc82e2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c2ed91303515fb47ae50633bb4ba0c83e07781b13d03a95e0e32251f9fc3016 [2022-12-14 19:08:08,112 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 19:08:08,130 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 19:08:08,132 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 19:08:08,133 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 19:08:08,133 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 19:08:08,134 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/list-simple/dll2c_remove_all.i [2022-12-14 19:08:10,626 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 19:08:10,834 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 19:08:10,835 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/sv-benchmarks/c/list-simple/dll2c_remove_all.i [2022-12-14 19:08:10,845 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/bin/ukojak-rkRKPMF4O4/data/56d4e5fd7/48c5a606e8ac4ac6990a83a932e2c70f/FLAGf4d0b5f15 [2022-12-14 19:08:10,855 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/bin/ukojak-rkRKPMF4O4/data/56d4e5fd7/48c5a606e8ac4ac6990a83a932e2c70f [2022-12-14 19:08:10,857 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 19:08:10,858 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 19:08:10,859 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 19:08:10,859 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 19:08:10,862 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 19:08:10,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:08:10" (1/1) ... [2022-12-14 19:08:10,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@65eba46a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:10, skipping insertion in model container [2022-12-14 19:08:10,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 07:08:10" (1/1) ... [2022-12-14 19:08:10,871 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 19:08:10,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 19:08:11,136 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/sv-benchmarks/c/list-simple/dll2c_remove_all.i[24169,24182] [2022-12-14 19:08:11,139 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:08:11,149 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 19:08:11,189 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/sv-benchmarks/c/list-simple/dll2c_remove_all.i[24169,24182] [2022-12-14 19:08:11,189 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 19:08:11,211 INFO L208 MainTranslator]: Completed translation [2022-12-14 19:08:11,211 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:11 WrapperNode [2022-12-14 19:08:11,211 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 19:08:11,212 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 19:08:11,212 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 19:08:11,213 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 19:08:11,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:11" (1/1) ... [2022-12-14 19:08:11,229 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:11" (1/1) ... [2022-12-14 19:08:11,246 INFO L138 Inliner]: procedures = 126, calls = 38, calls flagged for inlining = 7, calls inlined = 8, statements flattened = 125 [2022-12-14 19:08:11,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 19:08:11,247 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 19:08:11,247 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 19:08:11,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 19:08:11,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:11" (1/1) ... [2022-12-14 19:08:11,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:11" (1/1) ... [2022-12-14 19:08:11,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:11" (1/1) ... [2022-12-14 19:08:11,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:11" (1/1) ... [2022-12-14 19:08:11,268 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:11" (1/1) ... [2022-12-14 19:08:11,271 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:11" (1/1) ... [2022-12-14 19:08:11,273 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:11" (1/1) ... [2022-12-14 19:08:11,274 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:11" (1/1) ... [2022-12-14 19:08:11,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 19:08:11,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 19:08:11,278 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 19:08:11,278 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 19:08:11,278 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 07:08:11" (1/1) ... [2022-12-14 19:08:11,285 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 19:08:11,294 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 19:08:11,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 19:08:11,308 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cba2e236-f8cf-4666-9f95-d8367bbc82e2/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 19:08:11,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 19:08:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 19:08:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 19:08:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 19:08:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 19:08:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 19:08:11,339 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 19:08:11,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 19:08:11,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 19:08:11,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 19:08:11,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 19:08:11,422 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 19:08:11,424 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 19:08:11,728 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 19:08:11,764 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 19:08:11,764 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 19:08:11,767 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:08:11 BoogieIcfgContainer [2022-12-14 19:08:11,767 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 19:08:11,768 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 19:08:11,768 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 19:08:11,777 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 19:08:11,778 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 07:08:11" (1/1) ... [2022-12-14 19:08:11,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 19:08:11,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:11,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 95 states and 101 transitions. [2022-12-14 19:08:11,828 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 101 transitions. [2022-12-14 19:08:11,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 19:08:11,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:11,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:11,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:11,980 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:12,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:12,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 94 states and 100 transitions. [2022-12-14 19:08:12,009 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 100 transitions. [2022-12-14 19:08:12,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-12-14 19:08:12,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:12,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:12,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:12,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:12,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:12,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 93 states and 99 transitions. [2022-12-14 19:08:12,146 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 99 transitions. [2022-12-14 19:08:12,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:08:12,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:12,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:12,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:12,171 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:12,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:12,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 92 states and 98 transitions. [2022-12-14 19:08:12,185 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 98 transitions. [2022-12-14 19:08:12,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 19:08:12,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:12,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:12,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:12,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:12,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:12,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 91 states and 97 transitions. [2022-12-14 19:08:12,337 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 97 transitions. [2022-12-14 19:08:12,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 19:08:12,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:12,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:12,359 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:12,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:12,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 90 states and 96 transitions. [2022-12-14 19:08:12,373 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 96 transitions. [2022-12-14 19:08:12,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 19:08:12,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:12,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:12,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:12,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:12,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 89 states and 95 transitions. [2022-12-14 19:08:12,441 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 95 transitions. [2022-12-14 19:08:12,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 19:08:12,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:12,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:12,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:12,491 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:12,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:12,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 90 states and 97 transitions. [2022-12-14 19:08:12,639 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 97 transitions. [2022-12-14 19:08:12,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 19:08:12,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:12,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:12,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:12,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:12,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:12,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 89 states and 96 transitions. [2022-12-14 19:08:12,705 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 96 transitions. [2022-12-14 19:08:12,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 19:08:12,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:12,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:12,776 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:12,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:12,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 88 states and 95 transitions. [2022-12-14 19:08:12,797 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 95 transitions. [2022-12-14 19:08:12,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 19:08:12,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:12,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:12,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:12,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:12,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:12,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 87 states and 94 transitions. [2022-12-14 19:08:12,835 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 94 transitions. [2022-12-14 19:08:12,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 19:08:12,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:12,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:12,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:12,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:12,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:12,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 86 states and 93 transitions. [2022-12-14 19:08:12,956 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 93 transitions. [2022-12-14 19:08:12,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:08:12,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:12,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:12,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:12,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:12,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:12,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 85 states and 92 transitions. [2022-12-14 19:08:12,998 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 92 transitions. [2022-12-14 19:08:12,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 19:08:12,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:12,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:13,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:13,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:13,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:13,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 84 states and 91 transitions. [2022-12-14 19:08:13,064 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 91 transitions. [2022-12-14 19:08:13,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 19:08:13,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:13,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:13,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:13,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:13,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:13,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 83 states and 90 transitions. [2022-12-14 19:08:13,161 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 90 transitions. [2022-12-14 19:08:13,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 19:08:13,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:13,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:13,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:13,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:13,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:13,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 82 states and 89 transitions. [2022-12-14 19:08:13,392 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 89 transitions. [2022-12-14 19:08:13,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:08:13,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:13,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:13,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:13,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:13,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:13,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 90 states and 102 transitions. [2022-12-14 19:08:13,900 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 102 transitions. [2022-12-14 19:08:13,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 19:08:13,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:13,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:13,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:14,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:14,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:14,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 98 states and 115 transitions. [2022-12-14 19:08:14,764 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 115 transitions. [2022-12-14 19:08:14,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 19:08:14,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:14,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:14,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:15,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:15,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 104 states and 122 transitions. [2022-12-14 19:08:15,670 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 122 transitions. [2022-12-14 19:08:15,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:08:15,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:15,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:15,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:15,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:16,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:16,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 115 states and 150 transitions. [2022-12-14 19:08:16,964 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 150 transitions. [2022-12-14 19:08:16,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 19:08:16,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:16,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:16,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:17,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:19,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:19,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 126 states and 181 transitions. [2022-12-14 19:08:19,250 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 181 transitions. [2022-12-14 19:08:19,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:08:19,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:19,251 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:19,312 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:20,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:20,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 130 states and 194 transitions. [2022-12-14 19:08:20,391 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 194 transitions. [2022-12-14 19:08:20,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 19:08:20,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:20,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:20,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:20,549 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:22,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:22,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 134 states and 206 transitions. [2022-12-14 19:08:22,326 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 206 transitions. [2022-12-14 19:08:22,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:08:22,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:22,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:22,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:23,141 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:26,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:26,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 148 states and 245 transitions. [2022-12-14 19:08:26,726 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 245 transitions. [2022-12-14 19:08:26,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:08:26,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:26,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:27,391 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:32,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:32,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 162 states and 284 transitions. [2022-12-14 19:08:32,835 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 284 transitions. [2022-12-14 19:08:32,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 19:08:32,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:32,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:32,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:33,083 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:08:38,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:38,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 175 states and 321 transitions. [2022-12-14 19:08:38,245 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 321 transitions. [2022-12-14 19:08:38,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 19:08:38,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:38,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:38,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:38,696 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:08:39,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:39,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 327 states to 178 states and 327 transitions. [2022-12-14 19:08:39,787 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 327 transitions. [2022-12-14 19:08:39,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 19:08:39,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:39,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:39,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:40,305 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:42,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:42,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 181 states and 333 transitions. [2022-12-14 19:08:42,402 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 333 transitions. [2022-12-14 19:08:42,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:08:42,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:42,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:42,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:42,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:08:42,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:42,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 182 states and 335 transitions. [2022-12-14 19:08:42,934 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 335 transitions. [2022-12-14 19:08:42,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 19:08:42,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:42,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:42,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:43,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:08:44,402 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:44,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 183 states and 336 transitions. [2022-12-14 19:08:44,403 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 336 transitions. [2022-12-14 19:08:44,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:08:44,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:44,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:44,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:44,586 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:47,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:47,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 191 states and 350 transitions. [2022-12-14 19:08:47,145 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 350 transitions. [2022-12-14 19:08:47,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 19:08:47,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:47,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:47,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:47,205 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:47,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:47,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 88 states and 103 transitions. [2022-12-14 19:08:47,837 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 103 transitions. [2022-12-14 19:08:47,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:08:47,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:47,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:47,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:47,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:08:47,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:47,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 87 states and 102 transitions. [2022-12-14 19:08:47,884 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 102 transitions. [2022-12-14 19:08:47,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:08:47,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:47,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:47,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:47,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:08:47,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:47,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 86 states and 101 transitions. [2022-12-14 19:08:47,924 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 101 transitions. [2022-12-14 19:08:47,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:08:47,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:47,924 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:47,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:47,946 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:08:47,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:47,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 85 states and 100 transitions. [2022-12-14 19:08:47,956 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 100 transitions. [2022-12-14 19:08:47,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-12-14 19:08:47,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:47,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:47,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:47,991 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:08:48,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:48,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 84 states and 99 transitions. [2022-12-14 19:08:48,009 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 99 transitions. [2022-12-14 19:08:48,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:08:48,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:48,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:48,848 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:08:51,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:51,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 88 states and 104 transitions. [2022-12-14 19:08:51,127 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 104 transitions. [2022-12-14 19:08:51,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:08:51,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:51,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:51,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:51,516 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:08:53,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:08:53,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 92 states and 111 transitions. [2022-12-14 19:08:53,841 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 111 transitions. [2022-12-14 19:08:53,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 19:08:53,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:08:53,841 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:08:53,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:08:55,145 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:09:04,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:09:04,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 99 states and 123 transitions. [2022-12-14 19:09:04,374 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 123 transitions. [2022-12-14 19:09:04,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:09:04,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:09:04,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:09:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:09:05,630 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:09:16,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:09:16,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 107 states and 137 transitions. [2022-12-14 19:09:16,567 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 137 transitions. [2022-12-14 19:09:16,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:09:16,567 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:09:16,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:09:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:09:18,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:09:34,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:09:34,697 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 115 states and 152 transitions. [2022-12-14 19:09:34,697 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 152 transitions. [2022-12-14 19:09:34,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 19:09:34,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:09:34,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:09:34,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:09:37,811 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:09:56,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:09:56,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 123 states and 167 transitions. [2022-12-14 19:09:56,508 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 167 transitions. [2022-12-14 19:09:56,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:09:56,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:09:56,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:09:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:09:56,859 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:09:59,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:09:59,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 127 states and 171 transitions. [2022-12-14 19:09:59,690 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 171 transitions. [2022-12-14 19:09:59,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:09:59,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:09:59,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:09:59,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:01,224 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:10:12,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:12,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 136 states and 188 transitions. [2022-12-14 19:10:12,820 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 188 transitions. [2022-12-14 19:10:12,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-12-14 19:10:12,820 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:12,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:12,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:15,723 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:10:37,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:37,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 145 states and 205 transitions. [2022-12-14 19:10:37,225 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 205 transitions. [2022-12-14 19:10:37,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:10:37,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:37,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:39,317 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:10:49,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:49,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 153 states and 222 transitions. [2022-12-14 19:10:49,756 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 222 transitions. [2022-12-14 19:10:49,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:10:49,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:49,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:49,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:49,782 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:10:53,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:53,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 154 states and 223 transitions. [2022-12-14 19:10:53,442 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 223 transitions. [2022-12-14 19:10:53,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:10:53,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:53,442 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:53,466 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:10:57,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:10:57,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 157 states and 229 transitions. [2022-12-14 19:10:57,085 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 229 transitions. [2022-12-14 19:10:57,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 19:10:57,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:10:57,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:10:57,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:10:57,124 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:11:01,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:11:01,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 160 states and 234 transitions. [2022-12-14 19:11:01,085 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 234 transitions. [2022-12-14 19:11:01,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-12-14 19:11:01,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:11:01,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:11:01,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:11:08,236 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:11:26,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:11:26,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 169 states and 251 transitions. [2022-12-14 19:11:26,086 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 251 transitions. [2022-12-14 19:11:26,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-12-14 19:11:26,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:11:26,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:11:26,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:11:33,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:12:18,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:12:18,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 181 states and 273 transitions. [2022-12-14 19:12:18,752 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 273 transitions. [2022-12-14 19:12:18,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:12:18,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:12:18,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:12:18,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:12:20,167 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:12:39,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:12:39,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 192 states and 298 transitions. [2022-12-14 19:12:39,672 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 298 transitions. [2022-12-14 19:12:39,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:12:39,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:12:39,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:12:39,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:12:40,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:12:41,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:12:41,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 194 states and 301 transitions. [2022-12-14 19:12:41,703 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 301 transitions. [2022-12-14 19:12:41,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:12:41,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:12:41,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:12:41,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:12:42,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:13:03,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:13:03,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 336 states to 205 states and 336 transitions. [2022-12-14 19:13:03,711 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 336 transitions. [2022-12-14 19:13:03,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:13:03,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:13:03,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:13:03,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:13:03,751 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:13:05,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:13:05,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 206 states and 338 transitions. [2022-12-14 19:13:05,152 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 338 transitions. [2022-12-14 19:13:05,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 19:13:05,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:13:05,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:13:05,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:13:06,368 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:13:18,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:13:18,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 212 states and 350 transitions. [2022-12-14 19:13:18,267 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 350 transitions. [2022-12-14 19:13:18,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:13:18,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:13:18,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:13:18,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:13:26,656 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:13:48,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:13:48,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 217 states and 358 transitions. [2022-12-14 19:13:48,708 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 358 transitions. [2022-12-14 19:13:48,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:13:48,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:13:48,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:13:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:13:51,086 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:14:47,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:14:47,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 231 states and 386 transitions. [2022-12-14 19:14:47,968 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 386 transitions. [2022-12-14 19:14:47,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 19:14:47,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:14:47,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:14:47,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:14:47,998 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:14:52,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:14:52,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 232 states and 387 transitions. [2022-12-14 19:14:52,769 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 387 transitions. [2022-12-14 19:14:52,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:14:52,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:14:52,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:14:52,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:14:52,813 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:15:17,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:17,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 241 states and 406 transitions. [2022-12-14 19:15:17,474 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 406 transitions. [2022-12-14 19:15:17,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:15:17,474 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:17,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:17,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:17,525 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:15:44,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:15:44,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 251 states and 428 transitions. [2022-12-14 19:15:44,236 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 428 transitions. [2022-12-14 19:15:44,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 19:15:44,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:15:44,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:15:44,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:15:44,489 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-12-14 19:16:09,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:16:09,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 260 states and 445 transitions. [2022-12-14 19:16:09,872 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 445 transitions. [2022-12-14 19:16:09,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 19:16:09,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:16:09,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:16:09,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:16:22,170 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:17:26,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:17:26,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 481 states to 277 states and 481 transitions. [2022-12-14 19:17:26,318 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 481 transitions. [2022-12-14 19:17:26,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 19:17:26,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:17:26,318 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:17:26,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:17:30,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:17:38,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:17:38,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 278 states and 482 transitions. [2022-12-14 19:17:38,226 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 482 transitions. [2022-12-14 19:17:38,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 19:17:38,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:17:38,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:17:38,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:17:42,050 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:18:07,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:18:07,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 287 states and 502 transitions. [2022-12-14 19:18:07,637 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 502 transitions. [2022-12-14 19:18:07,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-12-14 19:18:07,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:18:07,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:18:07,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:18:09,610 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:18:12,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:18:12,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 503 states to 288 states and 503 transitions. [2022-12-14 19:18:12,324 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 503 transitions. [2022-12-14 19:18:12,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 19:18:12,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:18:12,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:18:12,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:18:21,421 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:18:56,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:18:56,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 298 states and 524 transitions. [2022-12-14 19:18:56,232 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 524 transitions. [2022-12-14 19:18:56,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 19:18:56,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:18:56,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:18:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:18:56,623 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:18:59,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:18:59,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 299 states and 525 transitions. [2022-12-14 19:18:59,398 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 525 transitions. [2022-12-14 19:18:59,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 19:18:59,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:18:59,398 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:18:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:19:18,158 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 19:20:39,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 19:20:39,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 316 states and 557 transitions. [2022-12-14 19:20:39,399 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 557 transitions. [2022-12-14 19:20:39,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 19:20:39,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 19:20:39,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 19:20:39,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 19:21:00,821 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.