./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem02_label30.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/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_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem02_label30.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1f76deb0aac2d13590c7cb3a6148c4325e466ac4c549b73efe913c295ef834bc --- 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 16:30:08,490 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:30:08,493 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:30:08,554 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:30:08,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:30:08,560 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:30:08,563 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:30:08,566 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:30:08,570 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:30:08,575 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:30:08,577 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:30:08,583 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:30:08,583 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:30:08,586 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:30:08,588 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:30:08,590 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:30:08,592 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:30:08,593 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:30:08,596 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:30:08,606 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:30:08,608 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:30:08,610 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:30:08,615 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:30:08,616 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:30:08,626 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:30:08,627 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:30:08,627 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:30:08,630 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:30:08,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:30:08,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:30:08,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:30:08,634 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:30:08,637 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:30:08,639 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:30:08,641 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:30:08,651 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:30:08,652 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:30:08,653 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:30:08,653 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:30:08,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:30:08,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:30:08,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:30:08,712 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:30:08,712 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:30:08,715 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:30:08,715 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:30:08,716 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:30:08,716 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:30:08,717 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:30:08,717 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:30:08,717 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:30:08,717 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:30:08,718 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:30:08,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:30:08,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:30:08,719 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:30:08,719 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:30:08,720 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:30:08,720 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:30:08,720 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:30:08,720 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:30:08,720 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:30:08,721 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:30:08,721 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:08,721 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:30:08,721 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:30:08,722 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:30:08,722 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:30:08,722 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:30:08,722 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:30:08,723 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_e21d5512-21d1-4d1b-a22a-015dc4acb958/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f76deb0aac2d13590c7cb3a6148c4325e466ac4c549b73efe913c295ef834bc [2022-10-17 16:30:09,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:30:09,040 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:30:09,043 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:30:09,044 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:30:09,045 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:30:09,047 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem02_label30.c [2022-10-17 16:30:09,119 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB/data/a76346d0c/0440a3f3f17f4b61bf4577ab2c30fb88/FLAG43a9459f3 [2022-10-17 16:30:09,839 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:30:09,840 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/sv-benchmarks/c/eca-rers2012/Problem02_label30.c [2022-10-17 16:30:09,859 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB/data/a76346d0c/0440a3f3f17f4b61bf4577ab2c30fb88/FLAG43a9459f3 [2022-10-17 16:30:10,132 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB/data/a76346d0c/0440a3f3f17f4b61bf4577ab2c30fb88 [2022-10-17 16:30:10,136 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:30:10,137 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:30:10,142 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:10,143 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:30:10,146 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:30:10,147 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,148 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cd78f68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10, skipping insertion in model container [2022-10-17 16:30:10,148 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:30:10,205 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:30:10,687 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/sv-benchmarks/c/eca-rers2012/Problem02_label30.c[19968,19981] [2022-10-17 16:30:10,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:10,714 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:30:10,865 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/sv-benchmarks/c/eca-rers2012/Problem02_label30.c[19968,19981] [2022-10-17 16:30:10,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:10,899 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:30:10,900 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10 WrapperNode [2022-10-17 16:30:10,900 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:10,902 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:10,902 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:30:10,904 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:30:10,911 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:10,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:11,037 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 668 [2022-10-17 16:30:11,037 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:11,038 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:30:11,039 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:30:11,039 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:30:11,049 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:11,049 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:11,058 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:11,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:11,093 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:11,103 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:11,108 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:11,113 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:11,119 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:30:11,120 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:30:11,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:30:11,121 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:30:11,122 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:10" (1/1) ... [2022-10-17 16:30:11,131 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:11,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:30:11,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:30:11,186 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e21d5512-21d1-4d1b-a22a-015dc4acb958/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:30:11,218 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:30:11,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:30:11,219 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:30:11,220 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:30:11,322 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:30:11,325 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:30:12,666 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:30:12,981 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:30:12,981 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:30:12,986 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:12 BoogieIcfgContainer [2022-10-17 16:30:12,986 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:30:12,988 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:30:12,988 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:30:12,998 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:30:12,999 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:12" (1/1) ... [2022-10-17 16:30:13,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:30:13,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:13,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 85 states and 162 transitions. [2022-10-17 16:30:13,104 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 162 transitions. [2022-10-17 16:30:13,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:30:13,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:13,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:13,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:13,760 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 16:30:14,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:14,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 163 states and 240 transitions. [2022-10-17 16:30:14,348 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 240 transitions. [2022-10-17 16:30:14,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-10-17 16:30:14,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:14,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:14,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:14,656 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:14,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:14,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 166 states and 245 transitions. [2022-10-17 16:30:14,749 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 245 transitions. [2022-10-17 16:30:14,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-10-17 16:30:14,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:14,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:14,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:14,995 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:15,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:15,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 167 states and 246 transitions. [2022-10-17 16:30:15,168 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 246 transitions. [2022-10-17 16:30:15,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-10-17 16:30:15,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:15,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:15,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,335 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:15,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:15,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 177 states and 264 transitions. [2022-10-17 16:30:15,524 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 264 transitions. [2022-10-17 16:30:15,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:30:15,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:15,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:15,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:15,783 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:16,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 189 states and 283 transitions. [2022-10-17 16:30:16,322 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 283 transitions. [2022-10-17 16:30:16,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-10-17 16:30:16,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,326 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:16,519 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 15 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:16,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 192 states and 286 transitions. [2022-10-17 16:30:16,626 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 286 transitions. [2022-10-17 16:30:16,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:30:16,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:16,749 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:30:16,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:16,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 195 states and 290 transitions. [2022-10-17 16:30:16,920 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 290 transitions. [2022-10-17 16:30:16,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-10-17 16:30:16,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:16,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:17,058 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:17,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:17,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 208 states and 313 transitions. [2022-10-17 16:30:17,380 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 313 transitions. [2022-10-17 16:30:17,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-10-17 16:30:17,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:17,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:17,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:17,576 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:30:17,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:17,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 212 states and 321 transitions. [2022-10-17 16:30:17,980 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 321 transitions. [2022-10-17 16:30:17,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-10-17 16:30:17,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:17,982 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:18,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:18,080 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:30:18,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:18,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 221 states and 333 transitions. [2022-10-17 16:30:18,355 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 333 transitions. [2022-10-17 16:30:18,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-10-17 16:30:18,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:18,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:18,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:18,455 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:18,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:18,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 233 states and 348 transitions. [2022-10-17 16:30:18,759 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 348 transitions. [2022-10-17 16:30:18,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:30:18,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:18,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:18,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:18,893 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:30:19,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:19,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 236 states and 355 transitions. [2022-10-17 16:30:19,190 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 355 transitions. [2022-10-17 16:30:19,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:30:19,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:19,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:19,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:19,301 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:30:19,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:19,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 239 states and 359 transitions. [2022-10-17 16:30:19,478 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 359 transitions. [2022-10-17 16:30:19,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:30:19,480 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:19,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:19,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:19,582 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:20,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:20,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 252 states and 383 transitions. [2022-10-17 16:30:20,146 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 383 transitions. [2022-10-17 16:30:20,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:30:20,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:20,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:20,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:20,250 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:20,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:20,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 383 states to 253 states and 383 transitions. [2022-10-17 16:30:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 383 transitions. [2022-10-17 16:30:20,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:30:20,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:20,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:20,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:20,443 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:20,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:20,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 260 states and 392 transitions. [2022-10-17 16:30:20,803 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 392 transitions. [2022-10-17 16:30:20,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-10-17 16:30:20,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:20,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:20,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:20,898 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:30:21,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 261 states and 392 transitions. [2022-10-17 16:30:21,060 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 392 transitions. [2022-10-17 16:30:21,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-10-17 16:30:21,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:21,245 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:30:21,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 265 states and 399 transitions. [2022-10-17 16:30:21,780 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 399 transitions. [2022-10-17 16:30:21,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:30:21,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:21,870 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:30:22,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:22,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 272 states and 411 transitions. [2022-10-17 16:30:22,446 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 411 transitions. [2022-10-17 16:30:22,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:30:22,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:22,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:22,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:22,519 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:30:22,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:22,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 278 states and 418 transitions. [2022-10-17 16:30:22,909 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 418 transitions. [2022-10-17 16:30:22,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:30:22,910 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:22,910 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:22,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:22,994 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:30:23,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:23,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 282 states and 423 transitions. [2022-10-17 16:30:23,335 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 423 transitions. [2022-10-17 16:30:23,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-10-17 16:30:23,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:23,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:23,437 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:24,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:24,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 448 states to 301 states and 448 transitions. [2022-10-17 16:30:24,130 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 448 transitions. [2022-10-17 16:30:24,131 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:30:24,131 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:24,132 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:24,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:24,209 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:24,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:24,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 309 states and 457 transitions. [2022-10-17 16:30:24,474 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 457 transitions. [2022-10-17 16:30:24,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:30:24,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:24,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:24,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:24,552 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:30:24,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:24,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 310 states and 457 transitions. [2022-10-17 16:30:24,583 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 457 transitions. [2022-10-17 16:30:24,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-10-17 16:30:24,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:24,587 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:24,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,086 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 18 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:26,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:26,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 414 states and 574 transitions. [2022-10-17 16:30:26,818 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 574 transitions. [2022-10-17 16:30:26,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:30:26,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:26,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:27,057 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:30:27,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:27,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 420 states and 580 transitions. [2022-10-17 16:30:27,556 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 580 transitions. [2022-10-17 16:30:27,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:30:27,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:27,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:27,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:27,755 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:30:28,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:28,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 426 states and 586 transitions. [2022-10-17 16:30:28,142 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 586 transitions. [2022-10-17 16:30:28,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:30:28,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:28,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:28,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:28,255 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:29,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:29,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 445 states and 611 transitions. [2022-10-17 16:30:29,190 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 611 transitions. [2022-10-17 16:30:29,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:30:29,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:29,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:29,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:29,281 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:29,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:29,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 456 states and 623 transitions. [2022-10-17 16:30:29,714 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 623 transitions. [2022-10-17 16:30:29,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:30:29,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:29,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:29,805 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:29,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:29,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 460 states and 626 transitions. [2022-10-17 16:30:29,978 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 626 transitions. [2022-10-17 16:30:29,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:30:29,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:29,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:30,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:30,049 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:30:31,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:31,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 478 states and 651 transitions. [2022-10-17 16:30:31,070 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 651 transitions. [2022-10-17 16:30:31,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:30:31,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:31,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:31,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:31,154 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:30:31,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:31,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 485 states and 658 transitions. [2022-10-17 16:30:31,616 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 658 transitions. [2022-10-17 16:30:31,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:30:31,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:31,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:31,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:31,686 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:30:31,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:31,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 492 states and 666 transitions. [2022-10-17 16:30:31,943 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 666 transitions. [2022-10-17 16:30:31,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-10-17 16:30:31,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:31,949 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:31,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:32,055 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:32,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:32,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 497 states and 673 transitions. [2022-10-17 16:30:32,122 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 673 transitions. [2022-10-17 16:30:32,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-10-17 16:30:32,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:32,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:32,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:32,191 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:32,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:32,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 505 states and 683 transitions. [2022-10-17 16:30:32,638 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 683 transitions. [2022-10-17 16:30:32,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:30:32,640 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:32,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:32,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:32,767 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:34,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:34,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 536 states and 726 transitions. [2022-10-17 16:30:34,431 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 726 transitions. [2022-10-17 16:30:34,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:30:34,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:34,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:34,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:34,567 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:35,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:35,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 548 states and 738 transitions. [2022-10-17 16:30:35,155 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 738 transitions. [2022-10-17 16:30:35,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:30:35,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:35,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:35,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:35,286 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:35,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:35,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 555 states and 744 transitions. [2022-10-17 16:30:35,606 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 744 transitions. [2022-10-17 16:30:35,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-17 16:30:35,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:35,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:35,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:35,674 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:30:35,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:35,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 560 states and 749 transitions. [2022-10-17 16:30:35,811 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 749 transitions. [2022-10-17 16:30:35,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-10-17 16:30:35,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:35,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:35,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:35,945 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:36,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:36,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 567 states and 757 transitions. [2022-10-17 16:30:36,042 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 757 transitions. [2022-10-17 16:30:36,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-10-17 16:30:36,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:36,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:36,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:36,131 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:36,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:36,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 580 states and 771 transitions. [2022-10-17 16:30:36,661 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 771 transitions. [2022-10-17 16:30:36,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-10-17 16:30:36,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:36,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:36,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:36,825 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked.