./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/test-0217.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_241c1685-35bc-4e9c-af1b-078b109bc966/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241c1685-35bc-4e9c-af1b-078b109bc966/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_241c1685-35bc-4e9c-af1b-078b109bc966/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241c1685-35bc-4e9c-af1b-078b109bc966/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0217.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241c1685-35bc-4e9c-af1b-078b109bc966/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_241c1685-35bc-4e9c-af1b-078b109bc966/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 163bc3b45d6f21a8e478003f84571178259b289b3d9717ecadbc4595fc507bec --- 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 16:46:06,968 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:46:06,971 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:46:07,005 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:46:07,007 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:46:07,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:46:07,014 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:46:07,020 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:46:07,022 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:46:07,028 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:46:07,029 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:46:07,032 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:46:07,033 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:46:07,035 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:46:07,038 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:46:07,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:46:07,043 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:46:07,044 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:46:07,046 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:46:07,053 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:46:07,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:46:07,057 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:46:07,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:46:07,062 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:46:07,072 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:46:07,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:46:07,073 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:46:07,075 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:46:07,076 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:46:07,077 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:46:07,078 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:46:07,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:46:07,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:46:07,084 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:46:07,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:46:07,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:46:07,086 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:46:07,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:46:07,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:46:07,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:46:07,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:46:07,090 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241c1685-35bc-4e9c-af1b-078b109bc966/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:46:07,141 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:46:07,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:46:07,144 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:46:07,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:46:07,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:46:07,145 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:46:07,145 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:46:07,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:46:07,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:46:07,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:46:07,147 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:46:07,148 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:46:07,148 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:46:07,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:46:07,148 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:46:07,148 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:46:07,149 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:46:07,149 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:46:07,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:46:07,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:07,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:46:07,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:46:07,150 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:46:07,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:46:07,151 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_241c1685-35bc-4e9c-af1b-078b109bc966/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241c1685-35bc-4e9c-af1b-078b109bc966/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 163bc3b45d6f21a8e478003f84571178259b289b3d9717ecadbc4595fc507bec [2022-10-17 16:46:07,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:46:07,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:46:07,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:46:07,445 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:46:07,446 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:46:07,447 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241c1685-35bc-4e9c-af1b-078b109bc966/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/memsafety/test-0217.i [2022-10-17 16:46:07,507 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241c1685-35bc-4e9c-af1b-078b109bc966/bin/ukojak-92XMlrwhuB/data/cf454ebee/32deaf7af2ee4a0f8fb2f095c48a3d8d/FLAGafc97fdb3 [2022-10-17 16:46:07,978 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:46:07,979 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241c1685-35bc-4e9c-af1b-078b109bc966/sv-benchmarks/c/memsafety/test-0217.i [2022-10-17 16:46:08,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241c1685-35bc-4e9c-af1b-078b109bc966/bin/ukojak-92XMlrwhuB/data/cf454ebee/32deaf7af2ee4a0f8fb2f095c48a3d8d/FLAGafc97fdb3 [2022-10-17 16:46:08,301 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241c1685-35bc-4e9c-af1b-078b109bc966/bin/ukojak-92XMlrwhuB/data/cf454ebee/32deaf7af2ee4a0f8fb2f095c48a3d8d [2022-10-17 16:46:08,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:46:08,304 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:46:08,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:08,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:46:08,311 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:46:08,312 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:08,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b97c53d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08, skipping insertion in model container [2022-10-17 16:46:08,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:08,321 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:46:08,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:46:08,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:08,870 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:46:08,932 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:46:08,974 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:46:08,974 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08 WrapperNode [2022-10-17 16:46:08,974 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:46:08,975 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:08,976 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:46:08,976 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:46:08,983 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:09,014 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:09,061 INFO L138 Inliner]: procedures = 181, calls = 47, calls flagged for inlining = 9, calls inlined = 9, statements flattened = 234 [2022-10-17 16:46:09,065 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:46:09,066 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:46:09,067 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:46:09,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:46:09,078 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:09,079 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:09,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:09,089 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:09,106 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:09,118 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:09,121 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:09,124 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:09,128 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:46:09,129 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:46:09,129 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:46:09,129 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:46:09,132 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:46:08" (1/1) ... [2022-10-17 16:46:09,138 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:46:09,151 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241c1685-35bc-4e9c-af1b-078b109bc966/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:46:09,162 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241c1685-35bc-4e9c-af1b-078b109bc966/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:46:09,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_241c1685-35bc-4e9c-af1b-078b109bc966/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:46:09,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:46:09,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:46:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:46:09,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:46:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:46:09,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:46:09,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:46:09,205 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:46:09,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:46:09,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:46:09,360 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:46:09,362 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:46:10,019 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:46:10,188 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:46:10,189 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-10-17 16:46:10,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:10 BoogieIcfgContainer [2022-10-17 16:46:10,192 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:46:10,192 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:46:10,193 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:46:10,203 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:46:10,203 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:46:10" (1/1) ... [2022-10-17 16:46:10,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:46:10,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:10,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 132 states and 149 transitions. [2022-10-17 16:46:10,300 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 149 transitions. [2022-10-17 16:46:10,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:46:10,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:10,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:10,429 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 16:46:10,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:10,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 132 states and 147 transitions. [2022-10-17 16:46:10,463 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 147 transitions. [2022-10-17 16:46:10,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:46:10,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:10,464 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:10,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:10,683 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 16:46:10,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:10,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 136 states and 154 transitions. [2022-10-17 16:46:10,726 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 154 transitions. [2022-10-17 16:46:10,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:46:10,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:10,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:11,050 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:11,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:11,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 140 states and 161 transitions. [2022-10-17 16:46:11,429 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 161 transitions. [2022-10-17 16:46:11,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:46:11,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:11,435 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:11,703 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 16:46:11,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:11,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 145 states and 171 transitions. [2022-10-17 16:46:11,932 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 171 transitions. [2022-10-17 16:46:11,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:46:11,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:11,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:11,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:12,266 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 16:46:12,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:12,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 148 states and 179 transitions. [2022-10-17 16:46:12,633 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 179 transitions. [2022-10-17 16:46:12,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:46:12,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:12,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:12,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:12,686 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 16:46:13,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:13,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 154 states and 192 transitions. [2022-10-17 16:46:13,267 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 192 transitions. [2022-10-17 16:46:13,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:46:13,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:13,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:13,671 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 16:46:15,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:15,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 159 states and 204 transitions. [2022-10-17 16:46:15,161 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 204 transitions. [2022-10-17 16:46:15,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:46:15,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:15,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:15,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:15,190 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 16:46:15,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:15,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 158 states and 203 transitions. [2022-10-17 16:46:15,219 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 203 transitions. [2022-10-17 16:46:15,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:46:15,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:15,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:15,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:15,316 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 16:46:15,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:15,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 157 states and 202 transitions. [2022-10-17 16:46:15,578 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 202 transitions. [2022-10-17 16:46:15,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:46:15,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:15,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:15,683 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 16:46:15,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:15,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 160 states and 208 transitions. [2022-10-17 16:46:15,771 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 208 transitions. [2022-10-17 16:46:15,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:46:15,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:15,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:15,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:15,987 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 16:46:16,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:16,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 163 states and 212 transitions. [2022-10-17 16:46:16,422 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 212 transitions. [2022-10-17 16:46:16,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:46:16,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:16,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:16,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:17,010 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 16:46:18,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:18,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 167 states and 223 transitions. [2022-10-17 16:46:18,189 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 223 transitions. [2022-10-17 16:46:18,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:46:18,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:18,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:18,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:18,274 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 16:46:18,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:18,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 166 states and 222 transitions. [2022-10-17 16:46:18,357 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 222 transitions. [2022-10-17 16:46:18,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:46:18,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:18,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:18,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:18,633 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 16:46:19,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:19,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 167 states and 224 transitions. [2022-10-17 16:46:19,039 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 224 transitions. [2022-10-17 16:46:19,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:46:19,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:19,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:19,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:19,084 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 16:46:19,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:19,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 170 states and 229 transitions. [2022-10-17 16:46:19,115 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 229 transitions. [2022-10-17 16:46:19,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:46:19,116 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:19,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:19,146 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 16:46:19,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:19,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 173 states and 233 transitions. [2022-10-17 16:46:19,191 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 233 transitions. [2022-10-17 16:46:19,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:46:19,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:19,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:19,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:19,220 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 16:46:19,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:19,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 174 states and 234 transitions. [2022-10-17 16:46:19,234 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 234 transitions. [2022-10-17 16:46:19,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:46:19,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:19,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:19,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:19,271 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 16:46:19,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:19,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 175 states and 234 transitions. [2022-10-17 16:46:19,291 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 234 transitions. [2022-10-17 16:46:19,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:46:19,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:19,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:19,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:19,427 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 16:46:19,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:19,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 177 states and 237 transitions. [2022-10-17 16:46:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 237 transitions. [2022-10-17 16:46:19,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:46:19,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:19,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:19,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:19,996 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 16:46:21,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:21,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 183 states and 247 transitions. [2022-10-17 16:46:21,495 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 247 transitions. [2022-10-17 16:46:21,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:46:21,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:21,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:21,822 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:46:24,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:24,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 189 states and 257 transitions. [2022-10-17 16:46:24,302 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 257 transitions. [2022-10-17 16:46:24,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:46:24,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:24,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:24,880 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 16:46:25,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:25,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 191 states and 260 transitions. [2022-10-17 16:46:25,271 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 260 transitions. [2022-10-17 16:46:25,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 16:46:25,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:25,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:26,143 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 16:46:27,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:27,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 196 states and 269 transitions. [2022-10-17 16:46:27,658 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 269 transitions. [2022-10-17 16:46:27,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:46:27,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:27,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:27,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:28,095 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 16:46:30,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:30,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 201 states and 276 transitions. [2022-10-17 16:46:30,541 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 276 transitions. [2022-10-17 16:46:30,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:46:30,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:30,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:30,592 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 16:46:30,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:30,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 202 states and 278 transitions. [2022-10-17 16:46:30,945 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 278 transitions. [2022-10-17 16:46:30,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:46:30,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:30,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:31,313 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 16:46:35,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:35,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 210 states and 292 transitions. [2022-10-17 16:46:35,657 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 292 transitions. [2022-10-17 16:46:35,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:46:35,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:35,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:35,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:35,707 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 16:46:36,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:36,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 214 states and 299 transitions. [2022-10-17 16:46:36,119 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 299 transitions. [2022-10-17 16:46:36,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:46:36,121 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:36,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:36,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:36,329 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 16:46:38,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:46:38,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 219 states and 311 transitions. [2022-10-17 16:46:38,267 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 311 transitions. [2022-10-17 16:46:38,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:46:38,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:46:38,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:46:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:46:39,109 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.