./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_ground-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_ground-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 751e67420c89b9d0e6d5639ea75482b8ab104ec2c6d8190aacf202ff4b3b3104 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:42:26,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:42:26,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:42:26,265 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:42:26,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:42:26,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:42:26,268 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:42:26,271 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:42:26,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:42:26,275 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:42:26,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:42:26,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:42:26,278 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:42:26,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:42:26,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:42:26,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:42:26,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:42:26,285 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:42:26,288 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:42:26,291 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:42:26,293 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:42:26,294 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:42:26,296 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:42:26,297 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:42:26,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:42:26,304 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:42:26,304 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:42:26,305 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:42:26,306 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:42:26,307 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:42:26,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:42:26,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:42:26,310 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:42:26,311 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:42:26,312 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:42:26,313 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:42:26,313 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:42:26,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:42:26,314 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:42:26,316 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:42:26,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:42:26,317 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:42:26,347 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:42:26,348 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:42:26,349 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:42:26,350 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:42:26,351 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:42:26,351 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:42:26,352 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:42:26,352 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:42:26,352 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:42:26,352 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:42:26,354 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:42:26,354 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:42:26,354 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:42:26,355 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:42:26,355 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:42:26,355 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:42:26,355 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:42:26,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:42:26,356 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:42:26,356 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:42:26,356 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:42:26,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:26,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:42:26,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:42:26,357 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:42:26,358 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:42:26,360 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:42:26,360 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:42:26,360 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_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 751e67420c89b9d0e6d5639ea75482b8ab104ec2c6d8190aacf202ff4b3b3104 [2022-10-17 16:42:26,610 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:42:26,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:42:26,634 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:42:26,636 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:42:26,637 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:42:26,649 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-examples/data_structures_set_multi_proc_ground-2.i [2022-10-17 16:42:26,727 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/data/c0363b35a/0b7030990a6b406e96b758b31b685ae1/FLAG1ec1b8407 [2022-10-17 16:42:27,117 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:42:27,118 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/sv-benchmarks/c/array-examples/data_structures_set_multi_proc_ground-2.i [2022-10-17 16:42:27,125 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/data/c0363b35a/0b7030990a6b406e96b758b31b685ae1/FLAG1ec1b8407 [2022-10-17 16:42:27,512 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/data/c0363b35a/0b7030990a6b406e96b758b31b685ae1 [2022-10-17 16:42:27,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:42:27,519 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:42:27,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:27,524 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:42:27,527 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:42:27,528 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:27" (1/1) ... [2022-10-17 16:42:27,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45d6140c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:27, skipping insertion in model container [2022-10-17 16:42:27,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:42:27" (1/1) ... [2022-10-17 16:42:27,542 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:42:27,559 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:42:27,770 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/sv-benchmarks/c/array-examples/data_structures_set_multi_proc_ground-2.i[832,845] [2022-10-17 16:42:27,820 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:27,839 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:42:27,860 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/sv-benchmarks/c/array-examples/data_structures_set_multi_proc_ground-2.i[832,845] [2022-10-17 16:42:27,890 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:42:27,904 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:42:27,905 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:27 WrapperNode [2022-10-17 16:42:27,905 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:42:27,906 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:27,906 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:42:27,906 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:42:27,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:27" (1/1) ... [2022-10-17 16:42:27,922 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:27" (1/1) ... [2022-10-17 16:42:27,945 INFO L138 Inliner]: procedures = 18, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 137 [2022-10-17 16:42:27,946 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:42:27,947 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:42:27,947 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:42:27,947 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:42:27,957 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:27" (1/1) ... [2022-10-17 16:42:27,957 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:27" (1/1) ... [2022-10-17 16:42:27,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:27" (1/1) ... [2022-10-17 16:42:27,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:27" (1/1) ... [2022-10-17 16:42:27,966 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:27" (1/1) ... [2022-10-17 16:42:27,973 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:27" (1/1) ... [2022-10-17 16:42:27,974 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:27" (1/1) ... [2022-10-17 16:42:27,976 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:27" (1/1) ... [2022-10-17 16:42:27,978 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:42:27,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:42:27,980 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:42:27,980 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:42:27,981 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:42:27" (1/1) ... [2022-10-17 16:42:27,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:42:28,000 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:42:28,033 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:42:28,051 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6cc22db2-bb7c-414a-b426-c299e18f808e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:42:28,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:42:28,086 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:42:28,087 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:42:28,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:42:28,087 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:42:28,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:42:28,088 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:42:28,088 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:42:28,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:42:28,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:42:28,198 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:42:28,200 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:42:28,488 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:42:28,622 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:42:28,622 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 16:42:28,625 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:28 BoogieIcfgContainer [2022-10-17 16:42:28,625 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:42:28,626 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:42:28,626 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:42:28,637 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:42:28,637 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:42:28" (1/1) ... [2022-10-17 16:42:28,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:42:28,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:28,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 22 states and 32 transitions. [2022-10-17 16:42:28,714 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 32 transitions. [2022-10-17 16:42:28,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-10-17 16:42:28,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:28,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:28,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:28,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:29,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:29,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2022-10-17 16:42:29,012 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2022-10-17 16:42:29,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-10-17 16:42:29,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:29,013 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:29,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:29,101 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:42:29,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:29,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 24 states and 35 transitions. [2022-10-17 16:42:29,167 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2022-10-17 16:42:29,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 16:42:29,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:29,168 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:29,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:29,327 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:42:29,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:29,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 21 states and 29 transitions. [2022-10-17 16:42:29,572 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2022-10-17 16:42:29,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 16:42:29,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:29,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:29,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:29,722 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:42:29,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:29,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 22 states and 31 transitions. [2022-10-17 16:42:29,770 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2022-10-17 16:42:29,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-10-17 16:42:29,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:29,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:29,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:29,873 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:42:29,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:29,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 23 states and 33 transitions. [2022-10-17 16:42:29,944 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2022-10-17 16:42:29,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-10-17 16:42:29,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:29,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:29,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:29,999 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:42:30,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:30,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 24 states and 35 transitions. [2022-10-17 16:42:30,016 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 35 transitions. [2022-10-17 16:42:30,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-10-17 16:42:30,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:30,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:30,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:30,105 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:42:30,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:30,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 27 states and 42 transitions. [2022-10-17 16:42:30,149 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 42 transitions. [2022-10-17 16:42:30,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-10-17 16:42:30,152 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:30,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:30,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:30,337 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:42:30,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:30,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 29 states and 46 transitions. [2022-10-17 16:42:30,788 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2022-10-17 16:42:30,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-10-17 16:42:30,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:30,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:30,946 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:31,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:31,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 30 states and 47 transitions. [2022-10-17 16:42:31,093 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 47 transitions. [2022-10-17 16:42:31,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-10-17 16:42:31,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:31,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:31,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:31,219 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:31,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:31,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 31 states and 48 transitions. [2022-10-17 16:42:31,380 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 48 transitions. [2022-10-17 16:42:31,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-10-17 16:42:31,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:31,383 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:31,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:31,544 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:31,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:31,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 32 states and 49 transitions. [2022-10-17 16:42:31,694 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 49 transitions. [2022-10-17 16:42:31,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:42:31,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:31,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:31,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:31,851 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:32,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:32,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 33 states and 50 transitions. [2022-10-17 16:42:32,019 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2022-10-17 16:42:32,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-10-17 16:42:32,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:32,024 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:32,212 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:32,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:32,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 34 states and 51 transitions. [2022-10-17 16:42:32,395 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 51 transitions. [2022-10-17 16:42:32,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:42:32,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:32,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:32,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:32,576 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:32,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:32,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 35 states and 52 transitions. [2022-10-17 16:42:32,761 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 52 transitions. [2022-10-17 16:42:32,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:42:32,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:32,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:32,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:33,003 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:33,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:33,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 36 states and 53 transitions. [2022-10-17 16:42:33,203 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 53 transitions. [2022-10-17 16:42:33,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:42:33,204 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:33,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:33,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:33,391 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:33,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:33,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 37 states and 54 transitions. [2022-10-17 16:42:33,624 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 54 transitions. [2022-10-17 16:42:33,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:42:33,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:33,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:33,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:33,826 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:34,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:34,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 38 states and 55 transitions. [2022-10-17 16:42:34,065 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 55 transitions. [2022-10-17 16:42:34,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:42:34,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:34,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:34,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:34,293 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:34,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:34,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 39 states and 56 transitions. [2022-10-17 16:42:34,536 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 56 transitions. [2022-10-17 16:42:34,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:42:34,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:34,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:34,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:34,827 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:35,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:35,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 40 states and 57 transitions. [2022-10-17 16:42:35,080 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 57 transitions. [2022-10-17 16:42:35,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:42:35,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:35,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:35,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:35,355 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:35,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:35,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 41 states and 58 transitions. [2022-10-17 16:42:35,630 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 58 transitions. [2022-10-17 16:42:35,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:42:35,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:35,630 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:35,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:35,876 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:36,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:36,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 42 states and 59 transitions. [2022-10-17 16:42:36,162 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 59 transitions. [2022-10-17 16:42:36,162 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:42:36,162 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:36,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:36,457 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:36,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:36,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 43 states and 60 transitions. [2022-10-17 16:42:36,751 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 60 transitions. [2022-10-17 16:42:36,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:42:36,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:36,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:36,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:37,132 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:37,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:37,465 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 44 states and 61 transitions. [2022-10-17 16:42:37,465 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2022-10-17 16:42:37,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:42:37,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:37,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:37,785 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:38,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:38,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 45 states and 62 transitions. [2022-10-17 16:42:38,143 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 62 transitions. [2022-10-17 16:42:38,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:42:38,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:38,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:38,460 INFO L134 CoverageAnalysis]: Checked inductivity of 179 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:38,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:38,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 46 states and 63 transitions. [2022-10-17 16:42:38,808 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 63 transitions. [2022-10-17 16:42:38,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:42:38,808 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:38,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:38,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:39,137 INFO L134 CoverageAnalysis]: Checked inductivity of 198 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:39,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:39,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 64 transitions. [2022-10-17 16:42:39,496 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 64 transitions. [2022-10-17 16:42:39,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:42:39,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:39,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:39,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:39,923 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:40,239 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:40,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 48 states and 65 transitions. [2022-10-17 16:42:40,240 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 65 transitions. [2022-10-17 16:42:40,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:42:40,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:40,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:40,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:40,590 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 231 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:40,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:40,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 66 transitions. [2022-10-17 16:42:40,914 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 66 transitions. [2022-10-17 16:42:40,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:42:40,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:40,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:40,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:41,313 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 253 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:41,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:41,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 67 transitions. [2022-10-17 16:42:41,667 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2022-10-17 16:42:41,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:42:41,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:41,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:41,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:42,079 INFO L134 CoverageAnalysis]: Checked inductivity of 284 backedges. 0 proven. 276 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:42,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:42,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 68 transitions. [2022-10-17 16:42:42,420 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 68 transitions. [2022-10-17 16:42:42,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:42:42,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:42,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:42,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:42,870 INFO L134 CoverageAnalysis]: Checked inductivity of 308 backedges. 0 proven. 300 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:43,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:43,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 52 states and 69 transitions. [2022-10-17 16:42:43,271 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 69 transitions. [2022-10-17 16:42:43,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:42:43,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:43,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:43,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:43,746 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:44,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:44,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 53 states and 70 transitions. [2022-10-17 16:42:44,136 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 70 transitions. [2022-10-17 16:42:44,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:42:44,137 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:44,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:44,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:44,581 INFO L134 CoverageAnalysis]: Checked inductivity of 359 backedges. 0 proven. 351 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:44,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:44,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 54 states and 71 transitions. [2022-10-17 16:42:44,985 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 71 transitions. [2022-10-17 16:42:44,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:42:44,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:44,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:45,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:45,483 INFO L134 CoverageAnalysis]: Checked inductivity of 386 backedges. 0 proven. 378 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:45,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:45,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 55 states and 72 transitions. [2022-10-17 16:42:45,922 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 72 transitions. [2022-10-17 16:42:45,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:42:45,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:45,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:45,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:46,409 INFO L134 CoverageAnalysis]: Checked inductivity of 414 backedges. 0 proven. 406 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:46,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:46,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 73 transitions. [2022-10-17 16:42:46,860 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2022-10-17 16:42:46,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:42:46,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:46,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:46,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:47,389 INFO L134 CoverageAnalysis]: Checked inductivity of 443 backedges. 0 proven. 435 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:47,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:47,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 57 states and 74 transitions. [2022-10-17 16:42:47,871 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 74 transitions. [2022-10-17 16:42:47,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:42:47,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:47,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:47,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:48,376 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 0 proven. 465 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:48,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:48,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 58 states and 75 transitions. [2022-10-17 16:42:48,804 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 75 transitions. [2022-10-17 16:42:48,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:42:48,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:48,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:49,323 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 0 proven. 496 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:49,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:49,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 59 states and 76 transitions. [2022-10-17 16:42:49,760 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 76 transitions. [2022-10-17 16:42:49,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:42:49,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:49,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:49,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:50,293 INFO L134 CoverageAnalysis]: Checked inductivity of 536 backedges. 0 proven. 528 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:50,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:50,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 60 states and 77 transitions. [2022-10-17 16:42:50,769 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 77 transitions. [2022-10-17 16:42:50,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:42:50,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:50,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:50,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:51,341 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 0 proven. 561 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:51,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:51,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 61 states and 78 transitions. [2022-10-17 16:42:51,813 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 78 transitions. [2022-10-17 16:42:51,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:42:51,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:51,814 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:51,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:52,370 INFO L134 CoverageAnalysis]: Checked inductivity of 603 backedges. 0 proven. 595 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:52,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:52,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 62 states and 79 transitions. [2022-10-17 16:42:52,853 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2022-10-17 16:42:52,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:42:52,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:52,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:52,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:53,404 INFO L134 CoverageAnalysis]: Checked inductivity of 638 backedges. 0 proven. 630 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:53,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:53,914 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 63 states and 80 transitions. [2022-10-17 16:42:53,914 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2022-10-17 16:42:53,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:42:53,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:53,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:53,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:42:54,492 INFO L134 CoverageAnalysis]: Checked inductivity of 674 backedges. 0 proven. 666 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:42:54,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:42:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 64 states and 81 transitions. [2022-10-17 16:42:54,961 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 81 transitions. [2022-10-17 16:42:54,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:42:54,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:42:54,961 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:42:55,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat