./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety/test-0521.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_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/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_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/bin/ukojak-92XMlrwhuB/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety/test-0521.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/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_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/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 aa94cb741c9c7eaa2ca9bb871f44dd4c619faf21975944b61e221a61ad9730d7 --- 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 16:47:54,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:47:54,686 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:47:54,729 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:47:54,730 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:47:54,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:47:54,734 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:47:54,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:47:54,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:47:54,754 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:47:54,756 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:47:54,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:47:54,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:47:54,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:47:54,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:47:54,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:47:54,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:47:54,767 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:47:54,770 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:47:54,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:47:54,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:47:54,777 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:47:54,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:47:54,781 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:47:54,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:47:54,796 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:47:54,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:47:54,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:47:54,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:47:54,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:47:54,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:47:54,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:47:54,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:47:54,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:47:54,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:47:54,807 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:47:54,808 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:47:54,808 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:47:54,809 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:47:54,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:47:54,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:47:54,820 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/bin/ukojak-92XMlrwhuB/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-10-17 16:47:54,877 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:47:54,877 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:47:54,884 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:47:54,885 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:47:54,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:47:54,885 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:47:54,885 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:47:54,886 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:47:54,886 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:47:54,886 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:47:54,887 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-10-17 16:47:54,888 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-10-17 16:47:54,888 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-10-17 16:47:54,888 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:47:54,888 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:47:54,889 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:47:54,889 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:47:54,889 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:47:54,889 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:47:54,889 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:54,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:47:54,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:47:54,890 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:47:54,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:47:54,891 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_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa94cb741c9c7eaa2ca9bb871f44dd4c619faf21975944b61e221a61ad9730d7 [2022-10-17 16:47:55,247 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:47:55,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:47:55,278 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:47:55,280 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:47:55,281 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:47:55,282 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/memsafety/test-0521.i [2022-10-17 16:47:55,369 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/bin/ukojak-92XMlrwhuB/data/96320a793/2950764bd42e4e91b94e188f4774d848/FLAG946a23da2 [2022-10-17 16:47:55,996 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:47:55,997 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/sv-benchmarks/c/memsafety/test-0521.i [2022-10-17 16:47:56,012 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/bin/ukojak-92XMlrwhuB/data/96320a793/2950764bd42e4e91b94e188f4774d848/FLAG946a23da2 [2022-10-17 16:47:56,232 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/bin/ukojak-92XMlrwhuB/data/96320a793/2950764bd42e4e91b94e188f4774d848 [2022-10-17 16:47:56,235 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:47:56,236 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:47:56,237 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:56,238 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:47:56,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:47:56,246 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,247 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ca1e99c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56, skipping insertion in model container [2022-10-17 16:47:56,248 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,256 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:47:56,299 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:47:56,615 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:56,624 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:47:56,721 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:47:56,770 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:47:56,770 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56 WrapperNode [2022-10-17 16:47:56,770 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:47:56,772 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:56,772 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:47:56,772 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:47:56,781 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,813 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,862 INFO L138 Inliner]: procedures = 125, calls = 95, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 305 [2022-10-17 16:47:56,862 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:47:56,863 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:47:56,863 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:47:56,863 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:47:56,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,896 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,897 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,935 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,938 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,954 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,958 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:47:56,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:47:56,960 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:47:56,960 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:47:56,961 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:47:56" (1/1) ... [2022-10-17 16:47:56,971 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:47:56,986 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:47:57,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:47:57,011 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f8bd5f1-5ae1-44e0-9e74-6c93006488bb/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:47:57,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:47:57,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:47:57,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:47:57,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:47:57,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-10-17 16:47:57,050 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-10-17 16:47:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:47:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 16:47:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:47:57,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:47:57,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:47:57,194 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:47:57,197 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:47:58,316 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:47:58,513 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:47:58,513 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 16:47:58,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:58 BoogieIcfgContainer [2022-10-17 16:47:58,520 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:47:58,521 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:47:58,521 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:47:58,534 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:47:58,535 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:47:58" (1/1) ... [2022-10-17 16:47:58,551 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:47:58,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:58,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 274 states and 302 transitions. [2022-10-17 16:47:58,677 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 302 transitions. [2022-10-17 16:47:58,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:47:58,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:58,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:58,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:58,939 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 16:47:59,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:59,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 273 states and 300 transitions. [2022-10-17 16:47:59,018 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 300 transitions. [2022-10-17 16:47:59,018 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 16:47:59,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:59,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:59,162 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 16:47:59,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:59,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 272 states and 299 transitions. [2022-10-17 16:47:59,232 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 299 transitions. [2022-10-17 16:47:59,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:47:59,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:59,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:59,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:59,277 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 16:47:59,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:59,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 271 states and 298 transitions. [2022-10-17 16:47:59,295 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 298 transitions. [2022-10-17 16:47:59,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:47:59,296 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:59,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:59,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:59,403 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 16:47:59,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:59,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 270 states and 297 transitions. [2022-10-17 16:47:59,515 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 297 transitions. [2022-10-17 16:47:59,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:47:59,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:59,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:59,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:59,615 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 16:47:59,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:59,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 269 states and 296 transitions. [2022-10-17 16:47:59,652 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 296 transitions. [2022-10-17 16:47:59,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-10-17 16:47:59,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:59,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:59,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:47:59,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:47:59,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:47:59,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 268 states and 295 transitions. [2022-10-17 16:47:59,900 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 295 transitions. [2022-10-17 16:47:59,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:47:59,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:47:59,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:47:59,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:00,023 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 16:48:00,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:00,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 267 states and 294 transitions. [2022-10-17 16:48:00,067 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 294 transitions. [2022-10-17 16:48:00,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:48:00,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:00,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:00,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:00,189 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 16:48:00,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:00,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 266 states and 293 transitions. [2022-10-17 16:48:00,344 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 293 transitions. [2022-10-17 16:48:00,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:48:00,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:00,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:00,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:00,371 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 16:48:00,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:00,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 265 states and 292 transitions. [2022-10-17 16:48:00,385 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 292 transitions. [2022-10-17 16:48:00,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:48:00,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:00,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:00,471 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 16:48:00,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:00,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 264 states and 291 transitions. [2022-10-17 16:48:00,641 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 291 transitions. [2022-10-17 16:48:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:48:00,643 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:00,643 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:00,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:00,745 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 16:48:00,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:00,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 269 states and 297 transitions. [2022-10-17 16:48:00,992 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 297 transitions. [2022-10-17 16:48:00,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:48:00,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:00,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:01,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:01,012 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 16:48:01,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:01,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 268 states and 296 transitions. [2022-10-17 16:48:01,161 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 296 transitions. [2022-10-17 16:48:01,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:48:01,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:01,162 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:01,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:01,259 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 16:48:01,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:01,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 270 states and 299 transitions. [2022-10-17 16:48:01,655 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 299 transitions. [2022-10-17 16:48:01,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:48:01,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:01,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:01,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:01,675 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:01,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:01,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 269 states and 298 transitions. [2022-10-17 16:48:01,693 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 298 transitions. [2022-10-17 16:48:01,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:48:01,693 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:01,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:01,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:01,785 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:02,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:02,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 271 states and 301 transitions. [2022-10-17 16:48:02,281 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 301 transitions. [2022-10-17 16:48:02,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:48:02,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:02,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:02,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:02,354 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 16:48:02,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:02,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 272 states and 305 transitions. [2022-10-17 16:48:02,422 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 305 transitions. [2022-10-17 16:48:02,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-10-17 16:48:02,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:02,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:02,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:02,665 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 16:48:03,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:03,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 275 states and 308 transitions. [2022-10-17 16:48:03,379 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 308 transitions. [2022-10-17 16:48:03,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:48:03,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:03,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:03,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:03,707 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:04,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:04,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 274 states and 307 transitions. [2022-10-17 16:48:04,502 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 307 transitions. [2022-10-17 16:48:04,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:48:04,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:04,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:04,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:04,769 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:06,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:06,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 273 states and 306 transitions. [2022-10-17 16:48:06,033 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 306 transitions. [2022-10-17 16:48:06,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:48:06,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:06,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:06,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:06,051 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 16:48:06,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:06,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 273 states and 305 transitions. [2022-10-17 16:48:06,058 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 305 transitions. [2022-10-17 16:48:06,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:48:06,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:06,059 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:06,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:06,237 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 16:48:07,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:07,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 279 states and 318 transitions. [2022-10-17 16:48:07,877 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 318 transitions. [2022-10-17 16:48:07,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:48:07,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:07,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:07,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:07,925 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 16:48:08,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:08,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 278 states and 317 transitions. [2022-10-17 16:48:08,460 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 317 transitions. [2022-10-17 16:48:08,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:48:08,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:08,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:08,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:08,549 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 16:48:09,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:09,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 271 states and 307 transitions. [2022-10-17 16:48:09,146 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 307 transitions. [2022-10-17 16:48:09,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:48:09,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:09,147 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:09,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:09,167 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 16:48:09,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:09,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 272 states and 308 transitions. [2022-10-17 16:48:09,181 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 308 transitions. [2022-10-17 16:48:09,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:48:09,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:09,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:09,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:09,284 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 16:48:09,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:09,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 271 states and 307 transitions. [2022-10-17 16:48:09,373 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 307 transitions. [2022-10-17 16:48:09,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:48:09,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:09,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:09,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:09,553 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 16:48:09,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:09,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 270 states and 306 transitions. [2022-10-17 16:48:09,890 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 306 transitions. [2022-10-17 16:48:09,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 16:48:09,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:09,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:09,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:10,064 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 16:48:10,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:10,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 274 states and 310 transitions. [2022-10-17 16:48:10,806 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 310 transitions. [2022-10-17 16:48:10,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:48:10,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:10,807 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:10,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:10,856 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 16:48:11,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:11,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 273 states and 309 transitions. [2022-10-17 16:48:11,131 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 309 transitions. [2022-10-17 16:48:11,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:48:11,132 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:11,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:11,358 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 16:48:12,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:12,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 275 states and 312 transitions. [2022-10-17 16:48:12,226 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 312 transitions. [2022-10-17 16:48:12,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:48:12,227 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:12,227 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:12,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:13,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:18,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:18,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 274 states and 311 transitions. [2022-10-17 16:48:18,211 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 311 transitions. [2022-10-17 16:48:18,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:48:18,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:18,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:18,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:20,071 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:48:27,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:48:27,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 273 states and 310 transitions. [2022-10-17 16:48:27,375 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 310 transitions. [2022-10-17 16:48:27,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-10-17 16:48:27,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:48:27,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:48:27,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:48:27,421 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.