./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2c_append_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2c_append_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB --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 d83e632829c1e193271bd76b90e08187eb94c70000e5f11d7aea101b3ec9a9e6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:04:03,859 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:03,862 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:03,899 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:03,900 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:03,901 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:03,903 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:03,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:03,915 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:03,921 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:03,926 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:03,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:03,929 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:03,932 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:03,936 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:03,939 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:03,941 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:03,942 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:03,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:03,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:03,958 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:03,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:03,964 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:03,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:03,977 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:03,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:03,978 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:03,980 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:03,981 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:03,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:03,983 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:03,984 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:03,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:03,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:03,991 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:03,991 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:03,992 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:03,993 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:03,993 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:03,994 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:03,995 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:03,996 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 17:04:04,065 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:04,065 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:04,067 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:04,067 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:04,067 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:04,068 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:04,068 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 17:04:04,072 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:04,073 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:04,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:04,074 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 17:04:04,074 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 17:04:04,075 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 17:04:04,075 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:04,075 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:04,076 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:04,076 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:04,076 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:04,076 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:04,077 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:04,077 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:04,077 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:04,078 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:04,078 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:04,079 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_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d83e632829c1e193271bd76b90e08187eb94c70000e5f11d7aea101b3ec9a9e6 [2022-10-17 17:04:04,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:04,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:04,462 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:04,464 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:04,465 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:04,466 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/list-simple/sll2c_append_unequal.i [2022-10-17 17:04:04,549 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/data/13f6a1e78/0c145d4c1ee44267b643d02bb99fd8f5/FLAGa9ef3a902 [2022-10-17 17:04:05,196 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:05,197 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/sv-benchmarks/c/list-simple/sll2c_append_unequal.i [2022-10-17 17:04:05,212 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/data/13f6a1e78/0c145d4c1ee44267b643d02bb99fd8f5/FLAGa9ef3a902 [2022-10-17 17:04:05,436 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/data/13f6a1e78/0c145d4c1ee44267b643d02bb99fd8f5 [2022-10-17 17:04:05,438 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:05,440 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:05,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:05,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:05,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:05,445 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,447 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57ebf617 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05, skipping insertion in model container [2022-10-17 17:04:05,447 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,454 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:05,493 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:05,816 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/sv-benchmarks/c/list-simple/sll2c_append_unequal.i[24587,24600] [2022-10-17 17:04:05,819 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:05,827 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:05,869 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/sv-benchmarks/c/list-simple/sll2c_append_unequal.i[24587,24600] [2022-10-17 17:04:05,870 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:05,901 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:05,902 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05 WrapperNode [2022-10-17 17:04:05,902 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:05,903 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:05,903 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:05,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:05,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,929 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,978 INFO L138 Inliner]: procedures = 127, calls = 46, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 190 [2022-10-17 17:04:05,979 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:05,981 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:05,982 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:05,982 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:05,993 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:05,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:06,017 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:06,018 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:06,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:06,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:06,050 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:06,061 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:06,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:06,072 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:06,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:06,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:06,074 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:05" (1/1) ... [2022-10-17 17:04:06,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:06,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:06,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:06,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f097e851-3561-4f43-b6ef-24215509d6d7/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:06,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 17:04:06,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 17:04:06,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 17:04:06,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:06,179 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 17:04:06,179 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 17:04:06,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 17:04:06,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 17:04:06,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:04:06,181 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:06,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:06,181 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:06,319 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:06,322 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:06,915 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:07,021 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:07,021 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 17:04:07,024 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:07 BoogieIcfgContainer [2022-10-17 17:04:07,024 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:07,025 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:07,025 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:07,036 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:07,037 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:07" (1/1) ... [2022-10-17 17:04:07,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:07,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:07,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 123 states and 138 transitions. [2022-10-17 17:04:07,108 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 138 transitions. [2022-10-17 17:04:07,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:04:07,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:07,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:07,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:07,327 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:07,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:07,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 122 states and 137 transitions. [2022-10-17 17:04:07,364 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 137 transitions. [2022-10-17 17:04:07,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-10-17 17:04:07,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:07,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:07,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:07,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:07,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 121 states and 136 transitions. [2022-10-17 17:04:07,636 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 136 transitions. [2022-10-17 17:04:07,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:04:07,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:07,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:07,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:07,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:07,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 120 states and 135 transitions. [2022-10-17 17:04:07,734 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 135 transitions. [2022-10-17 17:04:07,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:04:07,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:07,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:07,893 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:07,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:07,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 119 states and 134 transitions. [2022-10-17 17:04:07,911 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 134 transitions. [2022-10-17 17:04:07,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 17:04:07,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:07,912 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:07,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:08,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:08,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:08,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 120 states and 136 transitions. [2022-10-17 17:04:08,169 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 136 transitions. [2022-10-17 17:04:08,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:04:08,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:08,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:08,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:08,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:08,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:08,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 119 states and 135 transitions. [2022-10-17 17:04:08,280 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 135 transitions. [2022-10-17 17:04:08,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 17:04:08,280 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:08,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:08,393 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:08,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:08,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 118 states and 134 transitions. [2022-10-17 17:04:08,505 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 134 transitions. [2022-10-17 17:04:08,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:04:08,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:08,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:08,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:08,546 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:08,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:08,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 117 states and 133 transitions. [2022-10-17 17:04:08,570 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 133 transitions. [2022-10-17 17:04:08,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 17:04:08,571 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:08,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:08,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:08,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:08,691 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:08,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 116 states and 132 transitions. [2022-10-17 17:04:08,692 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 132 transitions. [2022-10-17 17:04:08,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:04:08,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:08,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:08,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:08,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:08,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:08,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 115 states and 131 transitions. [2022-10-17 17:04:08,818 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 131 transitions. [2022-10-17 17:04:08,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 17:04:08,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:08,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:08,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:08,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:09,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:09,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 114 states and 130 transitions. [2022-10-17 17:04:09,105 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 130 transitions. [2022-10-17 17:04:09,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:04:09,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:09,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:09,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:09,389 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:10,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:10,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 113 states and 129 transitions. [2022-10-17 17:04:10,117 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 129 transitions. [2022-10-17 17:04:10,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 17:04:10,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:10,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:10,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:10,472 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:11,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 112 states and 128 transitions. [2022-10-17 17:04:11,380 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 128 transitions. [2022-10-17 17:04:11,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:04:11,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,454 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:11,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 111 states and 127 transitions. [2022-10-17 17:04:11,480 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 127 transitions. [2022-10-17 17:04:11,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 17:04:11,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,568 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:11,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 110 states and 126 transitions. [2022-10-17 17:04:11,596 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 126 transitions. [2022-10-17 17:04:11,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:04:11,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,638 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:11,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 109 states and 125 transitions. [2022-10-17 17:04:11,656 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 125 transitions. [2022-10-17 17:04:11,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 17:04:11,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:11,752 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:11,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:11,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 108 states and 124 transitions. [2022-10-17 17:04:11,775 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 124 transitions. [2022-10-17 17:04:11,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:04:11,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:11,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:11,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:12,398 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:15,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:15,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 119 states and 143 transitions. [2022-10-17 17:04:15,010 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 143 transitions. [2022-10-17 17:04:15,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 17:04:15,010 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:15,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:15,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:15,546 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:19,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:19,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 106 states and 122 transitions. [2022-10-17 17:04:19,068 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 122 transitions. [2022-10-17 17:04:19,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:19,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:19,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:19,115 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:19,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:19,133 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 105 states and 121 transitions. [2022-10-17 17:04:19,134 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2022-10-17 17:04:19,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:19,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:19,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:19,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:19,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:20,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:20,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 104 states and 120 transitions. [2022-10-17 17:04:20,122 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2022-10-17 17:04:20,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:20,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:20,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:20,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:20,320 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:21,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:21,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 103 states and 119 transitions. [2022-10-17 17:04:21,024 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 119 transitions. [2022-10-17 17:04:21,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:04:21,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:21,025 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:21,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:21,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:22,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:22,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 102 states and 118 transitions. [2022-10-17 17:04:22,659 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2022-10-17 17:04:22,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:04:22,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:22,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:22,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:23,796 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:26,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:26,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 103 states and 119 transitions. [2022-10-17 17:04:26,958 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 119 transitions. [2022-10-17 17:04:26,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:04:26,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:26,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:26,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:28,269 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:33,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:33,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 104 states and 121 transitions. [2022-10-17 17:04:33,674 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 121 transitions. [2022-10-17 17:04:33,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:04:33,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:33,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:33,745 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:34,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:34,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 103 states and 120 transitions. [2022-10-17 17:04:34,156 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 120 transitions. [2022-10-17 17:04:34,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 17:04:34,156 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:34,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:34,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:34,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:34,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:34,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 102 states and 119 transitions. [2022-10-17 17:04:34,601 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 119 transitions. [2022-10-17 17:04:34,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:04:34,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:34,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:34,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:35,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:35,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 104 states and 123 transitions. [2022-10-17 17:04:35,147 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 123 transitions. [2022-10-17 17:04:35,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 17:04:35,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:35,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:35,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:35,261 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 17:04:35,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:35,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 106 states and 127 transitions. [2022-10-17 17:04:35,806 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 127 transitions. [2022-10-17 17:04:35,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 17:04:35,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:35,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:35,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:36,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked.