./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/test-0214.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_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/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_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0214.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/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_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/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 3f6f146d76d903376288fe056dbbc9e1a8443f92d5e8b82343734efc8a9842e4 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:35:39,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:35:39,794 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:35:39,846 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:35:39,847 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:35:39,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:35:39,853 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:35:39,858 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:35:39,861 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:35:39,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:35:39,867 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:35:39,873 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:35:39,874 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:35:39,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:35:39,879 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:35:39,880 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:35:39,882 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:35:39,883 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:35:39,885 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:35:39,892 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:35:39,894 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:35:39,895 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:35:39,898 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:35:39,899 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:35:39,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:35:39,909 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:35:39,910 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:35:39,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:35:39,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:35:39,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:35:39,914 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:35:39,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:35:39,918 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:35:39,919 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:35:39,920 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:35:39,920 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:35:39,921 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:35:39,921 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:35:39,922 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:35:39,922 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:35:39,923 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:35:39,924 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:35:39,974 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:35:39,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:35:39,976 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:35:39,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:35:39,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:35:39,977 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:35:39,977 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:35:39,977 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:35:39,977 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:35:39,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:35:39,978 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:35:39,979 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:35:39,979 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:35:39,979 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:35:39,979 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:35:39,979 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:35:39,980 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:35:39,980 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:35:39,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:35:39,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:39,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:35:39,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:35:39,981 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:35:39,981 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:35:39,988 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_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3f6f146d76d903376288fe056dbbc9e1a8443f92d5e8b82343734efc8a9842e4 [2022-10-17 16:35:40,272 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:35:40,300 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:35:40,306 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:35:40,307 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:35:40,308 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:35:40,309 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/memsafety/test-0214.i [2022-10-17 16:35:40,391 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/bin/ukojak-92XMlrwhuB/data/b410610a0/bd158eab671941cea94f817c540da734/FLAG2e96a4ef3 [2022-10-17 16:35:40,873 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:35:40,874 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/sv-benchmarks/c/memsafety/test-0214.i [2022-10-17 16:35:40,910 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/bin/ukojak-92XMlrwhuB/data/b410610a0/bd158eab671941cea94f817c540da734/FLAG2e96a4ef3 [2022-10-17 16:35:41,199 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/bin/ukojak-92XMlrwhuB/data/b410610a0/bd158eab671941cea94f817c540da734 [2022-10-17 16:35:41,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:35:41,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:35:41,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:41,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:35:41,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:35:41,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:41,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f69abd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41, skipping insertion in model container [2022-10-17 16:35:41,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:41,220 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:35:41,259 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:35:41,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:41,777 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:35:41,852 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:35:41,906 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:35:41,906 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41 WrapperNode [2022-10-17 16:35:41,907 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:35:41,908 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:41,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:35:41,908 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:35:41,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:41,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:42,006 INFO L138 Inliner]: procedures = 181, calls = 42, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 197 [2022-10-17 16:35:42,007 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:35:42,008 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:35:42,008 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:35:42,008 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:35:42,019 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:42,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:42,041 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:42,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:42,053 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:42,074 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:42,076 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:42,078 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:42,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:35:42,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:35:42,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:35:42,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:35:42,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:35:41" (1/1) ... [2022-10-17 16:35:42,103 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:35:42,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:35:42,132 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:35:42,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1b9d3ae3-046a-45a4-ba6d-efa4757ad782/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:35:42,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:35:42,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:35:42,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:35:42,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:35:42,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:35:42,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:35:42,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:35:42,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:35:42,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:35:42,177 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:35:42,397 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:35:42,399 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:35:42,899 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:35:43,065 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:35:43,065 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-10-17 16:35:43,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:43 BoogieIcfgContainer [2022-10-17 16:35:43,068 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:35:43,070 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:35:43,070 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:35:43,081 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:35:43,082 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:35:43" (1/1) ... [2022-10-17 16:35:43,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:35:43,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:43,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 114 states and 127 transitions. [2022-10-17 16:35:43,158 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 127 transitions. [2022-10-17 16:35:43,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:35:43,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:43,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:43,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:43,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:43,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:43,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 114 states and 125 transitions. [2022-10-17 16:35:43,362 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 125 transitions. [2022-10-17 16:35:43,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:35:43,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:43,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:43,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:43,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:43,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 118 states and 132 transitions. [2022-10-17 16:35:43,608 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 132 transitions. [2022-10-17 16:35:43,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:35:43,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:43,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:43,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:43,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:44,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:44,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 122 states and 139 transitions. [2022-10-17 16:35:44,249 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 139 transitions. [2022-10-17 16:35:44,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:35:44,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:44,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:44,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:44,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:44,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:44,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 127 states and 150 transitions. [2022-10-17 16:35:44,769 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 150 transitions. [2022-10-17 16:35:44,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:35:44,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:44,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:44,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:44,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:45,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:45,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 130 states and 156 transitions. [2022-10-17 16:35:45,259 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 156 transitions. [2022-10-17 16:35:45,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:35:45,260 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:45,260 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:45,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:45,655 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:46,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:46,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 135 states and 168 transitions. [2022-10-17 16:35:46,801 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 168 transitions. [2022-10-17 16:35:46,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:35:46,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:46,801 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:46,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:46,856 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:47,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:47,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 141 states and 181 transitions. [2022-10-17 16:35:47,831 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 181 transitions. [2022-10-17 16:35:47,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:35:47,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:47,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:47,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:47,912 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:47,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:47,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 140 states and 180 transitions. [2022-10-17 16:35:47,986 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 180 transitions. [2022-10-17 16:35:47,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:35:47,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:47,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:48,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:49,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:49,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 141 states and 183 transitions. [2022-10-17 16:35:49,030 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 183 transitions. [2022-10-17 16:35:49,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:35:49,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:49,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:49,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:49,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:49,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:49,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 144 states and 190 transitions. [2022-10-17 16:35:49,240 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 190 transitions. [2022-10-17 16:35:49,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:35:49,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:49,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:49,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:49,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:49,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 147 states and 194 transitions. [2022-10-17 16:35:49,901 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 194 transitions. [2022-10-17 16:35:49,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:35:49,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:49,902 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:49,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:49,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:49,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:49,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 146 states and 193 transitions. [2022-10-17 16:35:49,951 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 193 transitions. [2022-10-17 16:35:49,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:35:49,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:49,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:49,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:50,313 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:51,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:51,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 148 states and 198 transitions. [2022-10-17 16:35:51,084 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 198 transitions. [2022-10-17 16:35:51,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:35:51,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:51,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:51,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:51,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:51,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:51,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 149 states and 201 transitions. [2022-10-17 16:35:51,575 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 201 transitions. [2022-10-17 16:35:51,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:35:51,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:51,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:51,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:51,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:52,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:52,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 149 states and 200 transitions. [2022-10-17 16:35:52,009 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 200 transitions. [2022-10-17 16:35:52,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:35:52,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:52,010 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:52,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:52,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:52,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:52,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 148 states and 199 transitions. [2022-10-17 16:35:52,052 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 199 transitions. [2022-10-17 16:35:52,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:35:52,053 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:52,053 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:52,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:52,197 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:52,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:52,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 150 states and 203 transitions. [2022-10-17 16:35:52,952 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 203 transitions. [2022-10-17 16:35:52,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:52,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:52,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:52,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:53,426 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:53,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:53,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 152 states and 206 transitions. [2022-10-17 16:35:53,825 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 206 transitions. [2022-10-17 16:35:53,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:35:53,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:53,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:53,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:54,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:56,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:56,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 159 states and 221 transitions. [2022-10-17 16:35:56,644 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 221 transitions. [2022-10-17 16:35:56,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:35:56,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:56,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:56,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:57,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:59,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:59,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 164 states and 229 transitions. [2022-10-17 16:35:59,055 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 229 transitions. [2022-10-17 16:35:59,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:35:59,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:59,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:59,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:59,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:01,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:01,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 170 states and 242 transitions. [2022-10-17 16:36:01,253 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 242 transitions. [2022-10-17 16:36:01,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:36:01,254 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:01,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:01,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:01,779 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:04,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:04,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 176 states and 253 transitions. [2022-10-17 16:36:04,358 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 253 transitions. [2022-10-17 16:36:04,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:36:04,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:04,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:04,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:04,375 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:36:04,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:04,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 180 states and 260 transitions. [2022-10-17 16:36:04,414 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 260 transitions. [2022-10-17 16:36:04,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:36:04,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:04,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:04,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:06,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:06,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 185 states and 272 transitions. [2022-10-17 16:36:06,098 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 272 transitions. [2022-10-17 16:36:06,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:36:06,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:06,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:06,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:06,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:08,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:08,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 190 states and 283 transitions. [2022-10-17 16:36:08,552 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 283 transitions. [2022-10-17 16:36:08,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:36:08,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:08,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:08,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:09,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:12,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:12,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 197 states and 299 transitions. [2022-10-17 16:36:12,293 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 299 transitions. [2022-10-17 16:36:12,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:36:12,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:12,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:12,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:12,323 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:12,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:12,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 197 states and 298 transitions. [2022-10-17 16:36:12,749 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 298 transitions. [2022-10-17 16:36:12,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:36:12,750 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:12,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:12,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:36:12,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:36:13,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:36:13,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 196 states and 297 transitions. [2022-10-17 16:36:13,147 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 297 transitions. [2022-10-17 16:36:13,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:36:13,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:36:13,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:36:13,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat