./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_f32638ee-f9e2-4d75-87ef-acd032fa633d/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32638ee-f9e2-4d75-87ef-acd032fa633d/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_f32638ee-f9e2-4d75-87ef-acd032fa633d/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32638ee-f9e2-4d75-87ef-acd032fa633d/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32638ee-f9e2-4d75-87ef-acd032fa633d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32638ee-f9e2-4d75-87ef-acd032fa633d/bin/ukojak-pZX7IvK2PQ --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 a6374c4e2c0297c3123cfdf0954bdc9362f3fda9d9942785abd7924d756030a0 --- 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 16:29:35,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:29:35,478 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:29:35,519 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:29:35,520 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:29:35,521 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:29:35,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:29:35,524 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:29:35,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:29:35,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:29:35,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:29:35,541 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:29:35,542 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:29:35,545 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:29:35,548 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:29:35,551 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:29:35,553 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:29:35,554 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:29:35,555 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:29:35,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:29:35,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:29:35,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:29:35,567 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:29:35,568 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:29:35,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:29:35,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:29:35,577 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:29:35,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:29:35,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:29:35,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:29:35,580 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:29:35,581 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:29:35,583 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:29:35,584 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:29:35,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:29:35,586 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:29:35,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:29:35,587 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:29:35,587 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:29:35,588 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:29:35,589 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:29:35,590 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32638ee-f9e2-4d75-87ef-acd032fa633d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 16:29:35,630 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:29:35,631 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:29:35,632 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:29:35,633 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:29:35,633 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:29:35,633 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:29:35,634 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:29:35,634 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:29:35,634 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:29:35,634 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:29:35,635 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:29:35,636 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:29:35,636 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:29:35,636 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:29:35,636 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:29:35,637 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:29:35,637 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:29:35,637 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:29:35,637 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:29:35,637 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:29:35,638 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:29:35,638 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:29:35,638 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:29:35,638 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:29:35,639 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:29:35,639 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:29:35,639 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:29:35,639 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:29:35,640 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_f32638ee-f9e2-4d75-87ef-acd032fa633d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32638ee-f9e2-4d75-87ef-acd032fa633d/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6374c4e2c0297c3123cfdf0954bdc9362f3fda9d9942785abd7924d756030a0 [2022-11-20 16:29:35,975 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:29:36,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:29:36,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:29:36,015 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:29:36,016 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:29:36,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32638ee-f9e2-4d75-87ef-acd032fa633d/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-11-20 16:29:39,126 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:29:39,440 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:29:39,441 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32638ee-f9e2-4d75-87ef-acd032fa633d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-11-20 16:29:39,458 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32638ee-f9e2-4d75-87ef-acd032fa633d/bin/ukojak-pZX7IvK2PQ/data/4bb424679/b0adaa4df1d3486c93715892c3945289/FLAG83ff39523 [2022-11-20 16:29:39,477 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32638ee-f9e2-4d75-87ef-acd032fa633d/bin/ukojak-pZX7IvK2PQ/data/4bb424679/b0adaa4df1d3486c93715892c3945289 [2022-11-20 16:29:39,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:29:39,482 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:29:39,485 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:29:39,486 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:29:39,489 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:29:39,490 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:29:39" (1/1) ... [2022-11-20 16:29:39,491 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e54664f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:39, skipping insertion in model container [2022-11-20 16:29:39,491 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:29:39" (1/1) ... [2022-11-20 16:29:39,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:29:39,580 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:29:39,847 WARN L237 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_f32638ee-f9e2-4d75-87ef-acd032fa633d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9092,9105] [2022-11-20 16:29:39,952 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:29:39,984 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:29:40,101 WARN L237 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_f32638ee-f9e2-4d75-87ef-acd032fa633d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.6.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9092,9105] [2022-11-20 16:29:40,141 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:29:40,159 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:29:40,160 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:40 WrapperNode [2022-11-20 16:29:40,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:29:40,161 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:29:40,162 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:29:40,162 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:29:40,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:40" (1/1) ... [2022-11-20 16:29:40,184 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:40" (1/1) ... [2022-11-20 16:29:40,223 INFO L138 Inliner]: procedures = 26, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 729 [2022-11-20 16:29:40,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:29:40,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:29:40,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:29:40,225 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:29:40,235 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:40" (1/1) ... [2022-11-20 16:29:40,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:40" (1/1) ... [2022-11-20 16:29:40,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:40" (1/1) ... [2022-11-20 16:29:40,240 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:40" (1/1) ... [2022-11-20 16:29:40,250 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:40" (1/1) ... [2022-11-20 16:29:40,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:40" (1/1) ... [2022-11-20 16:29:40,258 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:40" (1/1) ... [2022-11-20 16:29:40,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:40" (1/1) ... [2022-11-20 16:29:40,264 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:29:40,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:29:40,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:29:40,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:29:40,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:29:40" (1/1) ... [2022-11-20 16:29:40,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:29:40,287 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32638ee-f9e2-4d75-87ef-acd032fa633d/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:29:40,303 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32638ee-f9e2-4d75-87ef-acd032fa633d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:29:40,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f32638ee-f9e2-4d75-87ef-acd032fa633d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:29:40,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:29:40,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:29:40,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:29:40,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:29:40,484 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:29:40,486 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:29:41,404 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:29:41,662 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:29:41,662 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:29:41,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:29:41 BoogieIcfgContainer [2022-11-20 16:29:41,667 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 16:29:41,668 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 16:29:41,668 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 16:29:41,681 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 16:29:41,682 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:29:41" (1/1) ... [2022-11-20 16:29:41,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 16:29:41,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:41,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 124 states and 216 transitions. [2022-11-20 16:29:41,771 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 216 transitions. [2022-11-20 16:29:41,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-20 16:29:41,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:41,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:42,476 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 16:29:42,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:42,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 124 states and 214 transitions. [2022-11-20 16:29:42,648 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 214 transitions. [2022-11-20 16:29:42,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-20 16:29:42,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:42,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:42,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:42,994 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 16:29:43,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:43,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 133 states and 231 transitions. [2022-11-20 16:29:43,528 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 231 transitions. [2022-11-20 16:29:43,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 16:29:43,536 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:43,536 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:43,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:43,837 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 16:29:44,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:44,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 136 states and 236 transitions. [2022-11-20 16:29:44,658 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 236 transitions. [2022-11-20 16:29:44,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 16:29:44,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:44,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:44,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:44,876 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 16:29:44,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:44,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 137 states and 237 transitions. [2022-11-20 16:29:44,936 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 237 transitions. [2022-11-20 16:29:44,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-20 16:29:44,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:44,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:44,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:45,122 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 16:29:45,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:45,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 130 states and 224 transitions. [2022-11-20 16:29:45,163 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 224 transitions. [2022-11-20 16:29:45,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 16:29:45,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:45,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:45,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:45,399 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 16:29:46,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:46,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 137 states and 237 transitions. [2022-11-20 16:29:46,694 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 237 transitions. [2022-11-20 16:29:46,695 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 16:29:46,695 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:46,696 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:46,802 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 16:29:46,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:46,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 134 states and 231 transitions. [2022-11-20 16:29:46,837 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 231 transitions. [2022-11-20 16:29:46,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-20 16:29:46,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:46,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:46,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:46,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:29:47,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:47,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 131 states and 223 transitions. [2022-11-20 16:29:47,046 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 223 transitions. [2022-11-20 16:29:47,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 16:29:47,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:47,047 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:47,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:47,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:29:49,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:49,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 131 states and 222 transitions. [2022-11-20 16:29:49,565 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 222 transitions. [2022-11-20 16:29:49,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-20 16:29:49,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:49,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:49,681 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 16:29:49,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:49,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 124 states and 210 transitions. [2022-11-20 16:29:49,716 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 210 transitions. [2022-11-20 16:29:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-20 16:29:49,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:49,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:49,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:29:49,995 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 16:29:52,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:29:52,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 124 states and 209 transitions. [2022-11-20 16:29:52,660 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 209 transitions. [2022-11-20 16:29:52,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-20 16:29:52,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:29:52,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:29:52,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:30:12,742 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 16:31:21,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:31:21,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 126 states and 211 transitions. [2022-11-20 16:31:21,962 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 211 transitions. [2022-11-20 16:31:21,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 16:31:21,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:31:21,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:31:22,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:31:22,931 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 16:33:10,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:33:10,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 129 states and 213 transitions. [2022-11-20 16:33:10,328 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 213 transitions. [2022-11-20 16:33:10,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-20 16:33:10,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:33:10,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:33:10,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:34:03,813 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 16:38:28,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:28,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 133 states and 218 transitions. [2022-11-20 16:38:28,191 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 218 transitions. [2022-11-20 16:38:28,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-20 16:38:28,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:28,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:28,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:32,255 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 16:38:45,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:38:45,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2022-11-20 16:38:45,346 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2022-11-20 16:38:45,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-20 16:38:45,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:38:45,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:38:45,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:38:46,602 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:39:27,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:39:27,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 144 states and 234 transitions. [2022-11-20 16:39:27,763 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 234 transitions. [2022-11-20 16:39:27,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-20 16:39:27,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:39:27,764 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:39:27,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:39:28,890 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:05,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:05,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 157 states and 257 transitions. [2022-11-20 16:40:05,518 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 257 transitions. [2022-11-20 16:40:05,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-20 16:40:05,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:05,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:05,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:05,773 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:05,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:05,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 158 states and 257 transitions. [2022-11-20 16:40:05,934 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 257 transitions. [2022-11-20 16:40:05,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 16:40:05,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:05,935 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:05,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:07,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:42,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2022-11-20 16:40:42,395 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2022-11-20 16:40:42,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 16:40:42,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:42,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:42,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:42,532 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:42,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:42,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 177 states and 290 transitions. [2022-11-20 16:40:42,669 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 290 transitions. [2022-11-20 16:40:42,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 16:40:42,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:42,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:42,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:42,819 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:40:42,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:40:42,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 178 states and 290 transitions. [2022-11-20 16:40:42,962 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 290 transitions. [2022-11-20 16:40:42,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 16:40:42,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:40:42,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:40:42,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:40:44,090 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:17,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:17,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 201 states and 333 transitions. [2022-11-20 16:41:17,802 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 333 transitions. [2022-11-20 16:41:17,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 16:41:17,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:17,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:17,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:17,944 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:18,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:18,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 202 states and 333 transitions. [2022-11-20 16:41:18,090 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 333 transitions. [2022-11-20 16:41:18,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 16:41:18,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:18,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:18,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:18,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:18,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:18,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 203 states and 333 transitions. [2022-11-20 16:41:18,361 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 333 transitions. [2022-11-20 16:41:18,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 16:41:18,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:18,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:18,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:18,491 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:18,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:18,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 204 states and 333 transitions. [2022-11-20 16:41:18,633 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 333 transitions. [2022-11-20 16:41:18,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 16:41:18,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:18,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:18,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:19,713 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:52,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:52,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 232 states and 386 transitions. [2022-11-20 16:41:52,658 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 386 transitions. [2022-11-20 16:41:52,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 16:41:52,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:52,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:52,790 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:52,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:52,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 233 states and 386 transitions. [2022-11-20 16:41:52,936 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 386 transitions. [2022-11-20 16:41:52,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 16:41:52,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:52,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:52,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:53,068 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:53,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:53,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 234 states and 386 transitions. [2022-11-20 16:41:53,215 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 386 transitions. [2022-11-20 16:41:53,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 16:41:53,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:53,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:53,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:53,341 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:53,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:53,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 235 states and 386 transitions. [2022-11-20 16:41:53,506 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 386 transitions. [2022-11-20 16:41:53,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 16:41:53,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:53,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:53,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:53,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:41:53,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:41:53,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 236 states and 386 transitions. [2022-11-20 16:41:53,803 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 386 transitions. [2022-11-20 16:41:53,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 16:41:53,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:41:53,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:41:53,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:41:55,006 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:27,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:27,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 269 states and 447 transitions. [2022-11-20 16:42:27,793 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 447 transitions. [2022-11-20 16:42:27,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 16:42:27,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:27,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:27,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:27,934 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:28,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:28,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 270 states and 447 transitions. [2022-11-20 16:42:28,084 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 447 transitions. [2022-11-20 16:42:28,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 16:42:28,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:28,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:28,218 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:28,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:28,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 271 states and 447 transitions. [2022-11-20 16:42:28,365 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 447 transitions. [2022-11-20 16:42:28,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 16:42:28,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:28,366 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:28,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:28,491 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:28,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:28,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 272 states and 447 transitions. [2022-11-20 16:42:28,653 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 447 transitions. [2022-11-20 16:42:28,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 16:42:28,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:28,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:28,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:28,788 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:29,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:29,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 273 states and 447 transitions. [2022-11-20 16:42:29,048 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 447 transitions. [2022-11-20 16:42:29,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-20 16:42:29,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:29,049 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:29,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:29,220 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:29,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:29,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 447 states to 274 states and 447 transitions. [2022-11-20 16:42:29,379 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 447 transitions. [2022-11-20 16:42:29,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 16:42:29,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:29,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:29,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:29,467 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:54,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:54,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 303 states and 505 transitions. [2022-11-20 16:42:54,393 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 505 transitions. [2022-11-20 16:42:54,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 16:42:54,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:54,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:54,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:54,457 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:54,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:54,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 304 states and 505 transitions. [2022-11-20 16:42:54,712 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 505 transitions. [2022-11-20 16:42:54,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 16:42:54,713 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:54,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:54,787 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:54,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:54,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 305 states and 505 transitions. [2022-11-20 16:42:54,924 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 505 transitions. [2022-11-20 16:42:54,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 16:42:54,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:54,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:54,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:54,988 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:55,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:55,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 306 states and 505 transitions. [2022-11-20 16:42:55,149 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 505 transitions. [2022-11-20 16:42:55,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 16:42:55,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:55,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:55,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:55,213 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:55,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:55,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 307 states and 505 transitions. [2022-11-20 16:42:55,327 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 505 transitions. [2022-11-20 16:42:55,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 16:42:55,328 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:55,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:55,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:55,391 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:55,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:55,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 308 states and 505 transitions. [2022-11-20 16:42:55,552 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 505 transitions. [2022-11-20 16:42:55,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-20 16:42:55,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:55,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:55,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:55,612 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:42:55,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:42:55,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 309 states and 505 transitions. [2022-11-20 16:42:55,767 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 505 transitions. [2022-11-20 16:42:55,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-20 16:42:55,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:42:55,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:42:55,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:42:56,421 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 16:43:26,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 16:43:26,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 340 states and 566 transitions. [2022-11-20 16:43:26,607 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 566 transitions. [2022-11-20 16:43:26,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-20 16:43:26,608 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 16:43:26,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 16:43:26,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 16:43:26,679 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.