./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/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_8b32047b-341d-4791-8eb7-846b27e4f2c4/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/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_8b32047b-341d-4791-8eb7-846b27e4f2c4/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 fe6bee847a7b573239a2f60b60a87297f25c539812daa07adcb7591b7977879b --- 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 16:39:17,189 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:17,193 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:17,249 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:17,249 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:17,254 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:17,257 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:17,260 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:17,265 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:17,271 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:17,272 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:17,275 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:17,276 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:17,279 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:17,281 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:17,283 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:17,285 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:17,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:17,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:17,297 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:17,299 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:17,304 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:17,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:17,309 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:17,319 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:17,320 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:17,320 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:17,322 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:17,323 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:17,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:17,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:17,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:17,329 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:17,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:17,333 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:17,334 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:17,334 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:17,335 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:17,335 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:17,336 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:17,337 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:17,338 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:39:17,395 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:17,396 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:17,397 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:17,397 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:17,398 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:17,398 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:17,399 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:17,399 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:17,399 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:39:17,399 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:17,401 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:17,401 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:17,402 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:17,402 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:17,402 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:17,402 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:17,403 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:17,403 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:17,403 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:17,403 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:17,404 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:17,404 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:17,404 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:17,404 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:17,405 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:17,405 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:39:17,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:39:17,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:17,407 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_8b32047b-341d-4791-8eb7-846b27e4f2c4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe6bee847a7b573239a2f60b60a87297f25c539812daa07adcb7591b7977879b [2022-10-17 16:39:17,725 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:17,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:17,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:17,771 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:17,773 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:17,775 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-1.c [2022-10-17 16:39:17,854 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/bin/ukojak-92XMlrwhuB/data/1586ecf0d/2ab7cb97db924a4eb8b6045ad7a37f68/FLAG7ebb210ec [2022-10-17 16:39:18,464 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:18,464 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-1.c [2022-10-17 16:39:18,486 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/bin/ukojak-92XMlrwhuB/data/1586ecf0d/2ab7cb97db924a4eb8b6045ad7a37f68/FLAG7ebb210ec [2022-10-17 16:39:18,758 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/bin/ukojak-92XMlrwhuB/data/1586ecf0d/2ab7cb97db924a4eb8b6045ad7a37f68 [2022-10-17 16:39:18,760 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:18,762 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:18,763 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:18,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:18,774 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:18,774 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:18" (1/1) ... [2022-10-17 16:39:18,775 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77ca7bb1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:18, skipping insertion in model container [2022-10-17 16:39:18,775 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:18" (1/1) ... [2022-10-17 16:39:18,793 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:18,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:19,059 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_8b32047b-341d-4791-8eb7-846b27e4f2c4/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-1.c[913,926] [2022-10-17 16:39:19,111 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_8b32047b-341d-4791-8eb7-846b27e4f2c4/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-1.c[5977,5990] [2022-10-17 16:39:19,228 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:19,240 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:19,251 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_8b32047b-341d-4791-8eb7-846b27e4f2c4/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-1.c[913,926] [2022-10-17 16:39:19,266 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_8b32047b-341d-4791-8eb7-846b27e4f2c4/sv-benchmarks/c/combinations/pc_sfifo_1.cil-2+token_ring.10.cil-1.c[5977,5990] [2022-10-17 16:39:19,349 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:19,384 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:19,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:19 WrapperNode [2022-10-17 16:39:19,385 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:19,386 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:19,386 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:19,386 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:19,399 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:19" (1/1) ... [2022-10-17 16:39:19,420 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:19" (1/1) ... [2022-10-17 16:39:19,492 INFO L138 Inliner]: procedures = 68, calls = 79, calls flagged for inlining = 42, calls inlined = 42, statements flattened = 944 [2022-10-17 16:39:19,493 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:19,493 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:19,494 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:19,494 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:19,504 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:19" (1/1) ... [2022-10-17 16:39:19,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:19" (1/1) ... [2022-10-17 16:39:19,510 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:19" (1/1) ... [2022-10-17 16:39:19,511 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:19" (1/1) ... [2022-10-17 16:39:19,530 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:19" (1/1) ... [2022-10-17 16:39:19,557 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:19" (1/1) ... [2022-10-17 16:39:19,574 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:19" (1/1) ... [2022-10-17 16:39:19,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:19" (1/1) ... [2022-10-17 16:39:19,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:19,606 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:19,607 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:19,607 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:19,613 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:19" (1/1) ... [2022-10-17 16:39:19,622 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:19,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:19,648 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:19,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8b32047b-341d-4791-8eb7-846b27e4f2c4/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:19,750 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:39:19,751 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:39:19,763 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify_threads [2022-10-17 16:39:19,763 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify_threads [2022-10-17 16:39:19,764 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:39:19,764 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:39:19,764 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:39:19,764 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:39:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:39:19,771 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:39:19,771 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:39:19,772 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:39:19,772 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:39:19,773 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:39:19,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:39:19,773 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:39:19,774 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:39:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:19,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:19,774 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:39:19,774 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:39:19,775 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 16:39:19,775 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 16:39:19,911 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:19,913 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:21,050 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:21,624 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:21,624 INFO L300 CfgBuilder]: Removed 17 assume(true) statements. [2022-10-17 16:39:21,628 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:21 BoogieIcfgContainer [2022-10-17 16:39:21,629 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:39:21,630 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:39:21,631 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:39:21,641 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:39:21,642 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:21" (1/1) ... [2022-10-17 16:39:21,652 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:39:21,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:21,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 223 states and 343 transitions. [2022-10-17 16:39:21,766 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 343 transitions. [2022-10-17 16:39:21,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:39:21,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:21,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:21,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:22,087 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 16:39:22,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:22,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 228 states and 349 transitions. [2022-10-17 16:39:22,158 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 349 transitions. [2022-10-17 16:39:22,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:39:22,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:22,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:22,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:22,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:39:22,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:22,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 238 states and 369 transitions. [2022-10-17 16:39:22,399 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 369 transitions. [2022-10-17 16:39:22,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:39:22,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:22,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:22,510 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 16:39:22,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:22,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 250 states and 392 transitions. [2022-10-17 16:39:22,675 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 392 transitions. [2022-10-17 16:39:22,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:39:22,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:22,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:22,743 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 16:39:22,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:22,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 391 states to 250 states and 391 transitions. [2022-10-17 16:39:22,759 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 391 transitions. [2022-10-17 16:39:22,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:39:22,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:22,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:22,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:23,129 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 16:39:23,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:23,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 253 states and 397 transitions. [2022-10-17 16:39:23,512 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 397 transitions. [2022-10-17 16:39:23,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:39:23,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:23,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:23,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:23,590 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 16:39:24,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:24,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 261 states and 412 transitions. [2022-10-17 16:39:24,232 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 412 transitions. [2022-10-17 16:39:24,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:39:24,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:24,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:24,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:24,340 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:25,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:25,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 427 states to 269 states and 427 transitions. [2022-10-17 16:39:25,181 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 427 transitions. [2022-10-17 16:39:25,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:39:25,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:25,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:25,259 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:39:25,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:25,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 431 states to 271 states and 431 transitions. [2022-10-17 16:39:25,524 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 431 transitions. [2022-10-17 16:39:25,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:39:25,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:25,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:25,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:25,642 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:39:25,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:25,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 275 states and 436 transitions. [2022-10-17 16:39:25,715 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 436 transitions. [2022-10-17 16:39:25,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:25,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:25,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:25,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:25,815 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:26,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:26,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 282 states and 452 transitions. [2022-10-17 16:39:26,265 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 452 transitions. [2022-10-17 16:39:26,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:26,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:26,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:26,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:26,322 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:39:26,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:26,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 284 states and 455 transitions. [2022-10-17 16:39:26,420 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 455 transitions. [2022-10-17 16:39:26,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:26,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:26,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:26,473 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:26,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:26,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 291 states and 472 transitions. [2022-10-17 16:39:26,789 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 472 transitions. [2022-10-17 16:39:26,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:39:26,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:26,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:26,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:26,840 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:39:26,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:26,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 291 states and 471 transitions. [2022-10-17 16:39:26,863 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 471 transitions. [2022-10-17 16:39:26,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:39:26,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:26,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:27,197 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:27,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:27,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 300 states and 486 transitions. [2022-10-17 16:39:27,525 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 486 transitions. [2022-10-17 16:39:27,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:39:27,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:27,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:27,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:27,636 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:27,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:27,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 301 states and 486 transitions. [2022-10-17 16:39:27,659 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 486 transitions. [2022-10-17 16:39:27,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:39:27,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:27,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:27,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:27,695 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:39:28,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:28,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 310 states and 501 transitions. [2022-10-17 16:39:28,246 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 501 transitions. [2022-10-17 16:39:28,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:39:28,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:28,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:28,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:28,393 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:28,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:28,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 316 states and 512 transitions. [2022-10-17 16:39:28,896 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 512 transitions. [2022-10-17 16:39:28,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:39:28,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:28,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:28,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:28,999 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-10-17 16:39:29,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:29,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 322 states and 523 transitions. [2022-10-17 16:39:29,385 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 523 transitions. [2022-10-17 16:39:29,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:39:29,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:29,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:29,551 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:39:30,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:30,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 335 states and 558 transitions. [2022-10-17 16:39:30,682 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 558 transitions. [2022-10-17 16:39:30,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:39:30,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:30,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:30,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:30,752 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:39:31,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:31,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 345 states and 576 transitions. [2022-10-17 16:39:31,548 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 576 transitions. [2022-10-17 16:39:31,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:39:31,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:31,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:31,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:31,592 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:39:32,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:32,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 351 states and 588 transitions. [2022-10-17 16:39:32,042 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 588 transitions. [2022-10-17 16:39:32,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:39:32,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:32,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:32,390 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:39:36,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:36,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 377 states and 648 transitions. [2022-10-17 16:39:36,082 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 648 transitions. [2022-10-17 16:39:36,084 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:39:36,084 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:36,084 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:36,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:36,138 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:39:36,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:36,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 653 states to 378 states and 652 transitions. [2022-10-17 16:39:36,523 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 652 transitions. [2022-10-17 16:39:36,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:39:36,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:36,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:36,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:36,587 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:39:36,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:36,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 379 states and 655 transitions. [2022-10-17 16:39:36,824 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 655 transitions. [2022-10-17 16:39:36,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:39:36,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:36,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:36,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:36,889 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2022-10-17 16:39:37,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:37,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 661 states to 380 states and 660 transitions. [2022-10-17 16:39:37,146 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 660 transitions. [2022-10-17 16:39:37,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:37,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:37,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:37,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:37,670 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:39:38,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:38,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 380 states and 659 transitions. [2022-10-17 16:39:38,461 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 659 transitions. [2022-10-17 16:39:38,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:38,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:38,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:38,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:38,634 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 13 proven. 6 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:39:39,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:39,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 380 states and 658 transitions. [2022-10-17 16:39:39,232 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 658 transitions. [2022-10-17 16:39:39,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:39,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:39,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:39,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:39,566 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:42,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:42,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 395 states and 695 transitions. [2022-10-17 16:39:42,254 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 695 transitions. [2022-10-17 16:39:42,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:42,255 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:42,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:42,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:42,369 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 6 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:42,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:42,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 396 states and 697 transitions. [2022-10-17 16:39:42,727 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 697 transitions. [2022-10-17 16:39:42,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:39:42,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:42,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:42,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:43,185 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:39:44,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:44,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 398 states and 704 transitions. [2022-10-17 16:39:44,255 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 704 transitions. [2022-10-17 16:39:44,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:44,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:44,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:44,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:44,367 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 16:39:44,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:44,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 396 states and 700 transitions. [2022-10-17 16:39:44,541 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 700 transitions. [2022-10-17 16:39:44,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:39:44,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:44,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:44,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:44,578 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2022-10-17 16:39:44,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:44,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 401 states and 708 transitions. [2022-10-17 16:39:44,946 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 708 transitions. [2022-10-17 16:39:44,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:39:44,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:44,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:44,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:45,055 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:39:45,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:45,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 402 states and 709 transitions. [2022-10-17 16:39:45,091 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 709 transitions. [2022-10-17 16:39:45,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:39:45,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:45,093 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:45,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:45,255 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 10 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2022-10-17 16:39:45,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:45,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 403 states and 712 transitions. [2022-10-17 16:39:45,300 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 712 transitions. [2022-10-17 16:39:45,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:39:45,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:45,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:45,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:45,371 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:39:45,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:45,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 728 states to 408 states and 726 transitions. [2022-10-17 16:39:45,709 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 726 transitions. [2022-10-17 16:39:45,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:39:45,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:45,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:45,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:45,771 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:39:46,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:46,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 731 states to 410 states and 729 transitions. [2022-10-17 16:39:46,296 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 729 transitions. [2022-10-17 16:39:46,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:39:46,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:46,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:46,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:46,409 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:39:46,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:46,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 408 states and 718 transitions. [2022-10-17 16:39:46,488 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 718 transitions. [2022-10-17 16:39:46,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:39:46,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:46,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:46,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:46,525 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:39:46,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:46,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 409 states and 721 transitions. [2022-10-17 16:39:46,711 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 721 transitions. [2022-10-17 16:39:46,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:39:46,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:46,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:46,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:46,756 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:39:46,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:46,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 723 states to 410 states and 722 transitions. [2022-10-17 16:39:46,786 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 722 transitions. [2022-10-17 16:39:46,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:39:46,788 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:46,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:46,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:46,820 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:39:46,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:46,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 726 states to 411 states and 725 transitions. [2022-10-17 16:39:46,854 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 725 transitions. [2022-10-17 16:39:46,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:39:46,855 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:46,856 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:46,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:46,960 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:39:47,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:47,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 416 states and 739 transitions. [2022-10-17 16:39:47,401 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 739 transitions. [2022-10-17 16:39:47,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 16:39:47,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:47,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:47,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:47,566 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked.