./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.BOUNDED-6.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.BOUNDED-6.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4 --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 25ff40e1cab2a460fc960bb835e8a5bb98b4f09095caa25e5ce8f52bf887c901 --- 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-2329fc7 [2022-12-14 20:10:09,350 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:10:09,353 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:10:09,377 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:10:09,378 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:10:09,379 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:10:09,381 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:10:09,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:10:09,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:10:09,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:10:09,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:10:09,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:10:09,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:10:09,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:10:09,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:10:09,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:10:09,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:10:09,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:10:09,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:10:09,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:10:09,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:10:09,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:10:09,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:10:09,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:10:09,418 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:10:09,419 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:10:09,419 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:10:09,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:10:09,421 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:10:09,423 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:10:09,423 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:10:09,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:10:09,425 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:10:09,426 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:10:09,428 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:10:09,428 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:10:09,429 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:10:09,429 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:10:09,429 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:10:09,430 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:10:09,431 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:10:09,432 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 20:10:09,456 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:10:09,456 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:10:09,457 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:10:09,457 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:10:09,458 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:10:09,458 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:10:09,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:10:09,459 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:10:09,459 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:10:09,459 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:10:09,459 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:10:09,460 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:10:09,460 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:10:09,460 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:10:09,460 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:10:09,460 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:10:09,461 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:10:09,461 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:10:09,461 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:10:09,461 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:10:09,461 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:10:09,461 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:10:09,462 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:10:09,462 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:10:09,462 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:10:09,462 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:10:09,462 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:10:09,463 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:10:09,463 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_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 25ff40e1cab2a460fc960bb835e8a5bb98b4f09095caa25e5ce8f52bf887c901 [2022-12-14 20:10:09,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:10:09,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:10:09,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:10:09,674 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:10:09,674 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:10:09,675 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.BOUNDED-6.pals.c [2022-12-14 20:10:12,202 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:10:12,365 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:10:12,365 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.BOUNDED-6.pals.c [2022-12-14 20:10:12,370 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4/data/599b8d2c2/85d5fd45c23d4a24a58de27a3aa1b3e4/FLAG602464f39 [2022-12-14 20:10:12,777 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4/data/599b8d2c2/85d5fd45c23d4a24a58de27a3aa1b3e4 [2022-12-14 20:10:12,780 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:10:12,781 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:10:12,781 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:10:12,782 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:10:12,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:10:12,784 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:10:12" (1/1) ... [2022-12-14 20:10:12,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3830ce60 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:12, skipping insertion in model container [2022-12-14 20:10:12,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:10:12" (1/1) ... [2022-12-14 20:10:12,790 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:10:12,812 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:10:12,954 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_6742f3dd-6587-4f18-b2b2-23bb3a42564c/sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.BOUNDED-6.pals.c[5947,5960] [2022-12-14 20:10:12,960 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:10:12,970 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:10:13,002 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_6742f3dd-6587-4f18-b2b2-23bb3a42564c/sv-benchmarks/c/seq-mthreaded/pals_lcr.3.ufo.BOUNDED-6.pals.c[5947,5960] [2022-12-14 20:10:13,003 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:10:13,017 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:10:13,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:13 WrapperNode [2022-12-14 20:10:13,018 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:10:13,019 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:10:13,019 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:10:13,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:10:13,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:13" (1/1) ... [2022-12-14 20:10:13,033 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:13" (1/1) ... [2022-12-14 20:10:13,054 INFO L138 Inliner]: procedures = 21, calls = 13, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 207 [2022-12-14 20:10:13,055 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:10:13,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:10:13,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:10:13,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:10:13,063 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:13" (1/1) ... [2022-12-14 20:10:13,063 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:13" (1/1) ... [2022-12-14 20:10:13,065 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:13" (1/1) ... [2022-12-14 20:10:13,065 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:13" (1/1) ... [2022-12-14 20:10:13,068 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:13" (1/1) ... [2022-12-14 20:10:13,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:13" (1/1) ... [2022-12-14 20:10:13,072 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:13" (1/1) ... [2022-12-14 20:10:13,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:13" (1/1) ... [2022-12-14 20:10:13,075 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:10:13,075 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:10:13,075 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:10:13,076 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:10:13,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:10:13" (1/1) ... [2022-12-14 20:10:13,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:10:13,090 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:10:13,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:10:13,103 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6742f3dd-6587-4f18-b2b2-23bb3a42564c/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:10:13,137 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:10:13,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:10:13,138 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:10:13,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:10:13,206 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:10:13,207 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:10:13,446 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:10:13,689 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:10:13,689 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 20:10:13,691 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:10:13 BoogieIcfgContainer [2022-12-14 20:10:13,691 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:10:13,692 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:10:13,692 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:10:13,699 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:10:13,700 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:10:13" (1/1) ... [2022-12-14 20:10:13,707 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:10:13,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:13,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2022-12-14 20:10:13,747 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2022-12-14 20:10:13,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 20:10:13,748 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:13,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:13,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:14,354 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:14,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:14,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 14 states and 20 transitions. [2022-12-14 20:10:14,427 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 20 transitions. [2022-12-14 20:10:14,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:10:14,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:14,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:14,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:14,631 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:14,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:14,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 17 states and 27 transitions. [2022-12-14 20:10:14,842 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 27 transitions. [2022-12-14 20:10:14,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:10:14,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:14,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:14,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:15,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:15,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:15,482 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 21 states and 34 transitions. [2022-12-14 20:10:15,482 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 34 transitions. [2022-12-14 20:10:15,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:10:15,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:15,484 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:15,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:15,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:15,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 24 states and 38 transitions. [2022-12-14 20:10:15,896 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 38 transitions. [2022-12-14 20:10:15,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:10:15,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:15,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:15,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:17,230 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:19,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:19,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 34 states and 58 transitions. [2022-12-14 20:10:19,111 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 58 transitions. [2022-12-14 20:10:19,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:10:19,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:19,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:19,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:21,032 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:23,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:23,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 43 states and 76 transitions. [2022-12-14 20:10:23,929 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 76 transitions. [2022-12-14 20:10:23,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:10:23,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:23,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:23,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:24,270 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:26,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:26,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 54 states and 100 transitions. [2022-12-14 20:10:26,921 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 100 transitions. [2022-12-14 20:10:26,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:10:26,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:26,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:26,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:28,318 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:30,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:30,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 64 states and 115 transitions. [2022-12-14 20:10:30,556 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 115 transitions. [2022-12-14 20:10:30,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:10:30,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:30,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:31,297 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:35,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:35,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 74 states and 148 transitions. [2022-12-14 20:10:35,731 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 148 transitions. [2022-12-14 20:10:35,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 20:10:35,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:35,732 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:35,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:36,716 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:40,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:40,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 82 states and 180 transitions. [2022-12-14 20:10:40,035 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 180 transitions. [2022-12-14 20:10:40,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:10:40,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:40,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:40,573 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:41,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:41,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 83 states and 183 transitions. [2022-12-14 20:10:41,588 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 183 transitions. [2022-12-14 20:10:41,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:10:41,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:41,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:41,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:42,375 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:43,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:43,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 85 states and 188 transitions. [2022-12-14 20:10:43,177 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 188 transitions. [2022-12-14 20:10:43,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:10:43,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:43,177 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:43,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:43,825 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:46,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:46,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 93 states and 214 transitions. [2022-12-14 20:10:46,138 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 214 transitions. [2022-12-14 20:10:46,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:10:46,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:46,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:46,665 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:47,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:47,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 94 states and 215 transitions. [2022-12-14 20:10:47,036 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 215 transitions. [2022-12-14 20:10:47,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:10:47,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:47,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:47,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:47,233 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 7 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:47,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:47,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 95 states and 221 transitions. [2022-12-14 20:10:47,710 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 221 transitions. [2022-12-14 20:10:47,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:10:47,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:47,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:47,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:48,459 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:52,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:52,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 105 states and 249 transitions. [2022-12-14 20:10:52,932 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 249 transitions. [2022-12-14 20:10:52,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 20:10:52,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:52,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:10:53,311 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:10:53,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:10:53,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 107 states and 255 transitions. [2022-12-14 20:10:53,726 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 255 transitions. [2022-12-14 20:10:53,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:10:53,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:10:53,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:10:53,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:02,054 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:11:33,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:11:33,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 132 states and 332 transitions. [2022-12-14 20:11:33,423 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 332 transitions. [2022-12-14 20:11:33,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:11:33,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:11:33,423 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:11:33,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:11:44,820 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:12:33,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:12:33,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 157 states and 445 transitions. [2022-12-14 20:12:33,387 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 445 transitions. [2022-12-14 20:12:33,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:12:33,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:12:33,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:12:33,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:12:43,743 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:13:42,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:13:42,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 181 states and 535 transitions. [2022-12-14 20:13:42,564 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 535 transitions. [2022-12-14 20:13:42,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:13:42,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:13:42,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:13:42,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:13:53,817 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:15:07,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:15:07,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 206 states and 639 transitions. [2022-12-14 20:15:07,004 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 639 transitions. [2022-12-14 20:15:07,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:15:07,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:15:07,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:15:07,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:15:22,343 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:16:49,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:16:49,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 230 states and 766 transitions. [2022-12-14 20:16:49,688 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 766 transitions. [2022-12-14 20:16:49,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 20:16:49,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:16:49,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:16:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:17:09,391 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:18:18,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:18:18,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 255 states and 872 transitions. [2022-12-14 20:18:18,457 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 872 transitions. [2022-12-14 20:18:18,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 20:18:18,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:18:18,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:18:18,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:18:35,333 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:20:17,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:20:17,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 280 states and 984 transitions. [2022-12-14 20:20:17,208 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 984 transitions. [2022-12-14 20:20:17,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 20:20:17,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:20:17,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:20:17,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:20:21,872 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:21:36,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:21:36,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1101 states to 305 states and 1101 transitions. [2022-12-14 20:21:36,711 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 1101 transitions. [2022-12-14 20:21:36,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 20:21:36,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:21:36,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:21:36,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:21:39,127 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:22:18,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:22:18,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1173 states to 319 states and 1173 transitions. [2022-12-14 20:22:18,841 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 1173 transitions. [2022-12-14 20:22:18,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 20:22:18,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:22:18,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:22:18,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:22:41,012 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:07,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:07,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1264 states to 335 states and 1264 transitions. [2022-12-14 20:24:07,449 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 1264 transitions. [2022-12-14 20:24:07,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 20:24:07,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:07,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:07,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:13,058 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:24:35,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:24:35,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1323 states to 344 states and 1323 transitions. [2022-12-14 20:24:35,920 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 1323 transitions. [2022-12-14 20:24:35,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 20:24:35,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:24:35,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:24:36,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:24:58,935 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.