./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ --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 2fe3fcfd23f0db0414af322b91d2d32e3943484ebce4a900c0ef2633a5499508 --- 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-6b4ec56 [2022-11-20 18:16:11,548 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 18:16:11,550 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 18:16:11,585 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 18:16:11,586 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 18:16:11,587 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 18:16:11,588 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 18:16:11,590 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 18:16:11,592 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 18:16:11,594 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 18:16:11,595 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 18:16:11,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 18:16:11,598 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 18:16:11,602 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 18:16:11,603 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 18:16:11,606 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 18:16:11,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 18:16:11,613 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 18:16:11,615 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 18:16:11,618 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 18:16:11,622 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 18:16:11,624 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 18:16:11,625 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 18:16:11,626 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 18:16:11,629 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 18:16:11,629 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 18:16:11,630 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 18:16:11,631 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 18:16:11,631 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 18:16:11,632 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 18:16:11,633 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 18:16:11,633 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 18:16:11,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 18:16:11,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 18:16:11,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 18:16:11,645 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 18:16:11,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 18:16:11,646 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 18:16:11,646 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 18:16:11,647 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 18:16:11,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 18:16:11,650 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2022-11-20 18:16:11,690 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 18:16:11,690 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 18:16:11,692 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 18:16:11,692 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 18:16:11,692 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 18:16:11,692 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 18:16:11,693 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 18:16:11,693 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 18:16:11,693 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 18:16:11,693 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 18:16:11,694 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-11-20 18:16:11,694 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-11-20 18:16:11,695 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-11-20 18:16:11,695 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 18:16:11,695 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 18:16:11,695 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 18:16:11,695 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 18:16:11,696 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 18:16:11,696 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 18:16:11,696 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:16:11,696 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 18:16:11,696 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 18:16:11,697 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 18:16:11,697 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 18:16:11,697 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_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fe3fcfd23f0db0414af322b91d2d32e3943484ebce4a900c0ef2633a5499508 [2022-11-20 18:16:11,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 18:16:12,006 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 18:16:12,009 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 18:16:12,010 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 18:16:12,011 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 18:16:12,012 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-2.i [2022-11-20 18:16:15,120 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 18:16:15,464 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 18:16:15,465 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/sv-benchmarks/c/memsafety-ext2/optional_data_creation_test04-2.i [2022-11-20 18:16:15,480 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ/data/21030225c/da9e4d05d34445a298a1ac85bab2daac/FLAGd98f4c8b2 [2022-11-20 18:16:15,498 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ/data/21030225c/da9e4d05d34445a298a1ac85bab2daac [2022-11-20 18:16:15,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 18:16:15,502 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 18:16:15,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 18:16:15,504 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 18:16:15,507 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 18:16:15,508 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:16:15" (1/1) ... [2022-11-20 18:16:15,509 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b9bf15a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:15, skipping insertion in model container [2022-11-20 18:16:15,509 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 06:16:15" (1/1) ... [2022-11-20 18:16:15,517 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 18:16:15,569 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 18:16:15,907 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:16:15,920 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 18:16:15,958 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 18:16:15,984 INFO L208 MainTranslator]: Completed translation [2022-11-20 18:16:15,984 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:15 WrapperNode [2022-11-20 18:16:15,984 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 18:16:15,986 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 18:16:15,986 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 18:16:15,986 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 18:16:15,993 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:15" (1/1) ... [2022-11-20 18:16:16,006 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:15" (1/1) ... [2022-11-20 18:16:16,029 INFO L138 Inliner]: procedures = 126, calls = 37, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 114 [2022-11-20 18:16:16,030 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 18:16:16,031 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 18:16:16,031 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 18:16:16,031 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 18:16:16,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:15" (1/1) ... [2022-11-20 18:16:16,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:15" (1/1) ... [2022-11-20 18:16:16,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:15" (1/1) ... [2022-11-20 18:16:16,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:15" (1/1) ... [2022-11-20 18:16:16,054 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:15" (1/1) ... [2022-11-20 18:16:16,059 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:15" (1/1) ... [2022-11-20 18:16:16,060 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:15" (1/1) ... [2022-11-20 18:16:16,062 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:15" (1/1) ... [2022-11-20 18:16:16,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 18:16:16,065 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 18:16:16,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 18:16:16,066 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 18:16:16,067 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 06:16:15" (1/1) ... [2022-11-20 18:16:16,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 18:16:16,086 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 18:16:16,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 18:16:16,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9235ca97-651e-4e74-b1b1-63c5cdbb882e/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 18:16:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 18:16:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 18:16:16,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 18:16:16,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 18:16:16,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 18:16:16,141 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 18:16:16,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 18:16:16,141 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 18:16:16,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 18:16:16,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 18:16:16,142 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 18:16:16,247 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 18:16:16,249 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 18:16:16,752 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 18:16:16,817 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 18:16:16,818 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-20 18:16:16,820 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:16:16 BoogieIcfgContainer [2022-11-20 18:16:16,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 18:16:16,822 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 18:16:16,822 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 18:16:16,833 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 18:16:16,833 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 06:16:16" (1/1) ... [2022-11-20 18:16:16,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 18:16:16,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:16,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 88 states and 96 transitions. [2022-11-20 18:16:16,940 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 96 transitions. [2022-11-20 18:16:16,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:16:16,944 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:16,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:17,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:17,358 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:17,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 90 states and 99 transitions. [2022-11-20 18:16:17,360 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 99 transitions. [2022-11-20 18:16:17,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 18:16:17,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:17,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:17,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:17,599 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:17,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:17,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 92 states and 103 transitions. [2022-11-20 18:16:17,785 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 103 transitions. [2022-11-20 18:16:17,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:16:17,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:17,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:17,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:17,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:18,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:18,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 93 states and 105 transitions. [2022-11-20 18:16:18,015 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 105 transitions. [2022-11-20 18:16:18,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-20 18:16:18,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:18,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:18,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:18,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:18,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:18,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 94 states and 107 transitions. [2022-11-20 18:16:18,438 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2022-11-20 18:16:18,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:16:18,439 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:18,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:18,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:18,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:18,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 96 states and 110 transitions. [2022-11-20 18:16:18,492 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2022-11-20 18:16:18,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:16:18,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:18,492 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:18,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:18,592 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:18,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:18,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 99 states and 115 transitions. [2022-11-20 18:16:18,645 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 115 transitions. [2022-11-20 18:16:18,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:16:18,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:18,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:18,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:18,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:18,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 98 states and 114 transitions. [2022-11-20 18:16:18,791 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 114 transitions. [2022-11-20 18:16:18,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:16:18,792 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:18,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:18,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:19,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:19,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 97 states and 113 transitions. [2022-11-20 18:16:19,099 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 113 transitions. [2022-11-20 18:16:19,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:16:19,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:19,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:19,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:19,168 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:19,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:19,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 96 states and 112 transitions. [2022-11-20 18:16:19,196 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 112 transitions. [2022-11-20 18:16:19,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-11-20 18:16:19,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:19,197 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:19,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:19,326 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:19,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:19,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 95 states and 111 transitions. [2022-11-20 18:16:19,351 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 111 transitions. [2022-11-20 18:16:19,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:16:19,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:19,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:19,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:19,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:19,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:19,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 98 states and 116 transitions. [2022-11-20 18:16:19,582 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 116 transitions. [2022-11-20 18:16:19,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-11-20 18:16:19,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:19,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:19,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:19,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:19,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:19,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 103 states and 124 transitions. [2022-11-20 18:16:19,903 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 124 transitions. [2022-11-20 18:16:19,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:16:19,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:19,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:19,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:19,933 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:19,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:19,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 105 states and 127 transitions. [2022-11-20 18:16:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 127 transitions. [2022-11-20 18:16:19,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:16:19,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:19,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:19,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:20,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:20,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:20,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 107 states and 134 transitions. [2022-11-20 18:16:20,182 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 134 transitions. [2022-11-20 18:16:20,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:16:20,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:20,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:20,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:20,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:20,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 109 states and 137 transitions. [2022-11-20 18:16:20,229 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 137 transitions. [2022-11-20 18:16:20,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-11-20 18:16:20,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:20,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:20,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:20,299 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:20,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:20,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 111 states and 140 transitions. [2022-11-20 18:16:20,321 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 140 transitions. [2022-11-20 18:16:20,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:16:20,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:20,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:20,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:21,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:21,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 116 states and 149 transitions. [2022-11-20 18:16:21,105 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 149 transitions. [2022-11-20 18:16:21,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:16:21,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:21,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:21,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:21,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:22,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:22,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 121 states and 160 transitions. [2022-11-20 18:16:22,232 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 160 transitions. [2022-11-20 18:16:22,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:16:22,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:22,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:22,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:22,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:23,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:23,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 124 states and 166 transitions. [2022-11-20 18:16:23,094 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 166 transitions. [2022-11-20 18:16:23,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-20 18:16:23,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:23,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:23,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:23,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:24,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:24,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 127 states and 174 transitions. [2022-11-20 18:16:24,636 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 174 transitions. [2022-11-20 18:16:24,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:16:24,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:24,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:24,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:24,790 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:25,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:25,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 131 states and 187 transitions. [2022-11-20 18:16:25,584 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 187 transitions. [2022-11-20 18:16:25,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-20 18:16:25,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:25,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:25,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:25,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:26,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:26,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 133 states and 190 transitions. [2022-11-20 18:16:26,182 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 190 transitions. [2022-11-20 18:16:26,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:16:26,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:26,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:26,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:26,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:26,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:26,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 132 states and 189 transitions. [2022-11-20 18:16:26,221 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 189 transitions. [2022-11-20 18:16:26,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:16:26,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:26,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:26,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:26,312 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:26,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:26,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 134 states and 192 transitions. [2022-11-20 18:16:26,327 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 192 transitions. [2022-11-20 18:16:26,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:16:26,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:26,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:26,475 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:26,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:26,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 136 states and 195 transitions. [2022-11-20 18:16:26,968 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 195 transitions. [2022-11-20 18:16:26,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:16:26,971 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:26,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:26,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:27,105 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:27,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:27,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 140 states and 201 transitions. [2022-11-20 18:16:27,516 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 201 transitions. [2022-11-20 18:16:27,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:16:27,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:27,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:27,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:27,543 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:16:27,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:27,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 140 states and 200 transitions. [2022-11-20 18:16:27,873 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 200 transitions. [2022-11-20 18:16:27,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 18:16:27,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:27,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:27,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:16:28,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:28,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 141 states and 200 transitions. [2022-11-20 18:16:28,333 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 200 transitions. [2022-11-20 18:16:28,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:16:28,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:28,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:28,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:31,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:31,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 147 states and 214 transitions. [2022-11-20 18:16:31,097 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 214 transitions. [2022-11-20 18:16:31,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:16:31,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:31,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:31,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:31,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:33,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:33,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 152 states and 225 transitions. [2022-11-20 18:16:33,811 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 225 transitions. [2022-11-20 18:16:33,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:16:33,812 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:33,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:33,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:34,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:37,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:37,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 160 states and 240 transitions. [2022-11-20 18:16:37,466 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 240 transitions. [2022-11-20 18:16:37,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:16:37,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:37,467 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:37,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:38,140 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:40,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:40,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 163 states and 244 transitions. [2022-11-20 18:16:40,473 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 244 transitions. [2022-11-20 18:16:40,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 18:16:40,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:40,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:40,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:41,575 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:44,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:44,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 166 states and 259 transitions. [2022-11-20 18:16:44,682 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 259 transitions. [2022-11-20 18:16:44,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:16:44,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:44,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:44,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:44,704 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:45,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:45,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 167 states and 261 transitions. [2022-11-20 18:16:45,218 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 261 transitions. [2022-11-20 18:16:45,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:16:45,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:45,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:45,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:45,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:45,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 169 states and 264 transitions. [2022-11-20 18:16:45,917 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 264 transitions. [2022-11-20 18:16:45,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:16:45,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:45,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:45,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:46,170 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:47,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:47,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 171 states and 269 transitions. [2022-11-20 18:16:47,114 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 269 transitions. [2022-11-20 18:16:47,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-11-20 18:16:47,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:47,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:47,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:47,163 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:47,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:47,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 173 states and 273 transitions. [2022-11-20 18:16:47,976 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 273 transitions. [2022-11-20 18:16:47,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:16:47,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:47,977 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:47,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:48,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:49,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:49,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 175 states and 277 transitions. [2022-11-20 18:16:49,344 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 277 transitions. [2022-11-20 18:16:49,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:16:49,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:49,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:49,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:50,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:51,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:51,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 177 states and 281 transitions. [2022-11-20 18:16:51,973 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 281 transitions. [2022-11-20 18:16:51,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:16:51,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:51,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:51,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:52,039 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:16:52,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:52,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 178 states and 282 transitions. [2022-11-20 18:16:52,723 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 282 transitions. [2022-11-20 18:16:52,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:16:52,724 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:52,724 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:52,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:52,749 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:16:53,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:53,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 178 states and 281 transitions. [2022-11-20 18:16:53,512 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 281 transitions. [2022-11-20 18:16:53,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-11-20 18:16:53,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:53,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:53,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:53,873 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:16:55,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:55,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 179 states and 283 transitions. [2022-11-20 18:16:55,091 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 283 transitions. [2022-11-20 18:16:55,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:16:55,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:55,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:55,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:16:55,508 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-11-20 18:16:59,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:16:59,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 182 states and 290 transitions. [2022-11-20 18:16:59,502 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 290 transitions. [2022-11-20 18:16:59,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-11-20 18:16:59,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:16:59,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:16:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:01,500 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:09,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:09,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 188 states and 305 transitions. [2022-11-20 18:17:09,090 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 305 transitions. [2022-11-20 18:17:09,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:17:09,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:09,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:11,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:23,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:23,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 202 states and 329 transitions. [2022-11-20 18:17:23,465 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 329 transitions. [2022-11-20 18:17:23,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-20 18:17:23,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:23,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:23,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:23,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:24,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:24,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 204 states and 333 transitions. [2022-11-20 18:17:24,787 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 333 transitions. [2022-11-20 18:17:24,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:17:24,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:24,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:24,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:24,816 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:26,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:26,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 207 states and 338 transitions. [2022-11-20 18:17:26,569 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 338 transitions. [2022-11-20 18:17:26,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:17:26,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:26,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:26,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:26,649 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:28,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:28,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 211 states and 344 transitions. [2022-11-20 18:17:28,680 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 344 transitions. [2022-11-20 18:17:28,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:17:28,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:28,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:28,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:28,749 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:17:29,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:29,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 212 states and 345 transitions. [2022-11-20 18:17:29,660 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 345 transitions. [2022-11-20 18:17:29,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-11-20 18:17:29,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:29,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:29,694 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:17:30,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:30,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 212 states and 344 transitions. [2022-11-20 18:17:30,642 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 344 transitions. [2022-11-20 18:17:30,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:17:30,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:30,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:30,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:31,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:35,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:35,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 216 states and 350 transitions. [2022-11-20 18:17:35,703 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 350 transitions. [2022-11-20 18:17:35,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:17:35,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:35,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:35,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:35,977 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-11-20 18:17:39,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:39,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 219 states and 356 transitions. [2022-11-20 18:17:39,849 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 356 transitions. [2022-11-20 18:17:39,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-11-20 18:17:39,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:39,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:39,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:42,791 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:17:49,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:17:49,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 222 states and 377 transitions. [2022-11-20 18:17:49,848 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 377 transitions. [2022-11-20 18:17:49,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-11-20 18:17:49,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:17:49,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:17:49,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:17:50,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:09,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:09,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 237 states and 402 transitions. [2022-11-20 18:18:09,685 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 402 transitions. [2022-11-20 18:18:09,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:18:09,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:09,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:10,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:17,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:17,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 243 states and 411 transitions. [2022-11-20 18:18:17,169 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 411 transitions. [2022-11-20 18:18:17,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:18:17,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:17,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:17,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:20,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:18:41,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:18:41,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 259 states and 442 transitions. [2022-11-20 18:18:41,154 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 442 transitions. [2022-11-20 18:18:41,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:18:41,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:18:41,155 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:18:41,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:18:45,288 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:08,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:08,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 271 states and 462 transitions. [2022-11-20 18:19:08,293 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 462 transitions. [2022-11-20 18:19:08,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:19:08,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:08,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:08,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:09,090 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:11,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:11,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 272 states and 467 transitions. [2022-11-20 18:19:11,737 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 467 transitions. [2022-11-20 18:19:11,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:19:11,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:11,738 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:11,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:11,765 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-20 18:19:13,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:13,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 272 states and 466 transitions. [2022-11-20 18:19:13,372 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 466 transitions. [2022-11-20 18:19:13,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:19:13,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:13,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:13,435 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-20 18:19:15,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:15,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 273 states and 466 transitions. [2022-11-20 18:19:15,247 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 466 transitions. [2022-11-20 18:19:15,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-11-20 18:19:15,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:15,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:15,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:15,288 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:17,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:17,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 274 states and 470 transitions. [2022-11-20 18:19:17,304 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 470 transitions. [2022-11-20 18:19:17,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:19:17,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:17,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:17,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:21,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:43,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:43,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 285 states and 489 transitions. [2022-11-20 18:19:43,474 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 489 transitions. [2022-11-20 18:19:43,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:19:43,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:43,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:43,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:19:48,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:48,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 289 states and 493 transitions. [2022-11-20 18:19:48,335 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 493 transitions. [2022-11-20 18:19:48,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:19:48,335 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:48,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:48,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:48,606 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:19:53,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:19:53,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 496 states to 290 states and 496 transitions. [2022-11-20 18:19:53,108 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 496 transitions. [2022-11-20 18:19:53,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:19:53,109 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:19:53,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:19:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:19:57,594 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:20:14,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:14,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 296 states and 516 transitions. [2022-11-20 18:20:14,806 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 516 transitions. [2022-11-20 18:20:14,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-11-20 18:20:14,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:14,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:14,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:15,048 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-11-20 18:20:17,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:17,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 296 states and 515 transitions. [2022-11-20 18:20:17,578 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 515 transitions. [2022-11-20 18:20:17,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:20:17,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:17,579 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:17,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:17,601 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:20:17,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:17,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 295 states and 514 transitions. [2022-11-20 18:20:17,624 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 514 transitions. [2022-11-20 18:20:17,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:20:17,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:17,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:17,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:18,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:20:20,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:20,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 294 states and 513 transitions. [2022-11-20 18:20:20,531 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 513 transitions. [2022-11-20 18:20:20,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-11-20 18:20:20,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:20,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:20,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:25,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:20:30,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:30,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 296 states and 516 transitions. [2022-11-20 18:20:30,497 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 516 transitions. [2022-11-20 18:20:30,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:20:30,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:30,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:30,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:20:33,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:20:33,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 298 states and 522 transitions. [2022-11-20 18:20:33,258 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 522 transitions. [2022-11-20 18:20:33,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:20:33,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:20:33,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:20:33,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:20:42,758 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:21:30,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:21:30,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 321 states and 569 transitions. [2022-11-20 18:21:30,686 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 569 transitions. [2022-11-20 18:21:30,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:21:30,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:21:30,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:21:30,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:21:36,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:22:21,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:21,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 338 states and 606 transitions. [2022-11-20 18:22:21,024 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 606 transitions. [2022-11-20 18:22:21,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:22:21,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:21,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:21,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:21,091 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 18:22:23,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:23,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 339 states and 607 transitions. [2022-11-20 18:22:23,188 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 607 transitions. [2022-11-20 18:22:23,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-11-20 18:22:23,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:23,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:23,219 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-20 18:22:25,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:22:25,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 339 states and 606 transitions. [2022-11-20 18:22:25,548 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 606 transitions. [2022-11-20 18:22:25,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 18:22:25,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:22:25,548 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:22:25,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:22:36,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:31,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:31,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 355 states and 650 transitions. [2022-11-20 18:23:31,773 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 650 transitions. [2022-11-20 18:23:31,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 18:23:31,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:31,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:31,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:31,808 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:23:36,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:36,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 358 states and 660 transitions. [2022-11-20 18:23:36,411 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 660 transitions. [2022-11-20 18:23:36,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 18:23:36,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:36,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:36,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:36,706 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2022-11-20 18:23:45,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:23:45,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 361 states and 668 transitions. [2022-11-20 18:23:45,947 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 668 transitions. [2022-11-20 18:23:45,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-20 18:23:45,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:23:45,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:23:45,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:23:50,584 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:24:05,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:24:05,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 364 states and 680 transitions. [2022-11-20 18:24:05,263 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 680 transitions. [2022-11-20 18:24:05,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:24:05,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:24:05,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:24:05,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:24:10,280 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:25:12,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:25:12,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 389 states and 759 transitions. [2022-11-20 18:25:12,452 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 759 transitions. [2022-11-20 18:25:12,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:25:12,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:25:12,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:25:12,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:25:23,543 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:26:46,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:26:46,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 410 states and 801 transitions. [2022-11-20 18:26:46,424 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 801 transitions. [2022-11-20 18:26:46,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-11-20 18:26:46,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:26:46,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:26:46,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:26:55,413 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:27:39,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:27:39,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 418 states and 816 transitions. [2022-11-20 18:27:39,450 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 816 transitions. [2022-11-20 18:27:39,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 18:27:39,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:27:39,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:27:39,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:27:43,458 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:29:14,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:29:14,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 441 states and 864 transitions. [2022-11-20 18:29:14,614 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 864 transitions. [2022-11-20 18:29:14,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 18:29:14,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:29:14,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:29:14,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:29:14,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 18:29:39,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:29:39,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 448 states and 874 transitions. [2022-11-20 18:29:39,012 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 874 transitions. [2022-11-20 18:29:39,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 18:29:39,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:29:39,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:29:39,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:29:39,101 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-20 18:29:42,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:29:42,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 449 states and 875 transitions. [2022-11-20 18:29:42,426 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 875 transitions. [2022-11-20 18:29:42,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-20 18:29:42,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:29:42,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:29:42,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:29:42,463 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-11-20 18:29:45,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 18:29:45,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 449 states and 874 transitions. [2022-11-20 18:29:45,886 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 874 transitions. [2022-11-20 18:29:45,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 18:29:45,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 18:29:45,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 18:29:45,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 18:29:45,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.