./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN --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 afac0863a681e4712e7bffaf04a415cd693c6153e1fe439605f11a4c250fdcc1 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:24:40,329 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:24:40,330 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:24:40,365 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:24:40,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:24:40,366 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:24:40,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:24:40,370 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:24:40,372 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:24:40,373 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:24:40,374 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:24:40,376 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:24:40,377 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:24:40,380 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:24:40,382 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:24:40,384 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:24:40,387 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:24:40,394 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:24:40,397 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:24:40,399 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:24:40,406 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:24:40,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:24:40,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:24:40,410 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:24:40,414 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:24:40,418 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:24:40,418 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:24:40,420 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:24:40,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:24:40,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:24:40,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:24:40,427 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:24:40,428 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:24:40,429 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:24:40,431 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:24:40,431 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:24:40,432 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:24:40,432 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:24:40,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:24:40,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:24:40,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:24:40,435 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 05:24:40,473 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:24:40,474 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:24:40,475 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:24:40,475 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:24:40,476 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:24:40,476 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:24:40,477 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:24:40,477 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:24:40,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:24:40,483 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:24:40,484 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:24:40,484 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:24:40,485 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:24:40,485 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:24:40,485 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:24:40,485 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:24:40,485 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:24:40,486 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:24:40,486 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:24:40,486 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:24:40,486 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:24:40,487 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:24:40,487 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:24:40,487 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:24:40,487 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:24:40,488 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:24:40,488 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:24:40,488 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:24:40,488 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_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> afac0863a681e4712e7bffaf04a415cd693c6153e1fe439605f11a4c250fdcc1 [2021-11-21 05:24:40,760 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:24:40,786 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:24:40,788 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:24:40,790 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:24:40,791 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:24:40,792 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-21 05:24:40,854 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/data/75897f875/b582d891046c4786a3b151c65c8f270d/FLAG9ef25fb6b [2021-11-21 05:24:41,451 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:24:41,451 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2021-11-21 05:24:41,462 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/data/75897f875/b582d891046c4786a3b151c65c8f270d/FLAG9ef25fb6b [2021-11-21 05:24:41,769 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/data/75897f875/b582d891046c4786a3b151c65c8f270d [2021-11-21 05:24:41,775 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:24:41,776 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:24:41,780 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:24:41,781 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:24:41,784 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:24:41,785 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:24:41" (1/1) ... [2021-11-21 05:24:41,786 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ecf725b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:41, skipping insertion in model container [2021-11-21 05:24:41,788 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:24:41" (1/1) ... [2021-11-21 05:24:41,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:24:41,846 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:24:42,194 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_1255261c-74b7-4af0-b316-032bd9c05bc6/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4069,4082] [2021-11-21 05:24:42,210 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:24:42,221 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:24:42,251 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_1255261c-74b7-4af0-b316-032bd9c05bc6/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4069,4082] [2021-11-21 05:24:42,284 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:24:42,302 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:24:42,302 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:42 WrapperNode [2021-11-21 05:24:42,302 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:24:42,303 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:24:42,304 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:24:42,304 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:24:42,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:42" (1/1) ... [2021-11-21 05:24:42,320 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:42" (1/1) ... [2021-11-21 05:24:42,347 INFO L137 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 271 [2021-11-21 05:24:42,347 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:24:42,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:24:42,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:24:42,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:24:42,356 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:42" (1/1) ... [2021-11-21 05:24:42,356 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:42" (1/1) ... [2021-11-21 05:24:42,360 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:42" (1/1) ... [2021-11-21 05:24:42,360 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:42" (1/1) ... [2021-11-21 05:24:42,366 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:42" (1/1) ... [2021-11-21 05:24:42,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:42" (1/1) ... [2021-11-21 05:24:42,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:42" (1/1) ... [2021-11-21 05:24:42,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:24:42,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:24:42,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:24:42,377 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:24:42,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:24:42" (1/1) ... [2021-11-21 05:24:42,404 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:24:42,434 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:24:42,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:24:42,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1255261c-74b7-4af0-b316-032bd9c05bc6/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:24:42,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:24:42,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:24:42,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:24:42,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:24:42,701 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:24:42,703 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:24:43,114 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:24:43,196 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:24:43,197 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 05:24:43,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:24:43 BoogieIcfgContainer [2021-11-21 05:24:43,200 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:24:43,201 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:24:43,201 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:24:43,216 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:24:43,216 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:24:43" (1/1) ... [2021-11-21 05:24:43,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:24:43,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:43,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2021-11-21 05:24:43,304 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2021-11-21 05:24:43,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-21 05:24:43,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:43,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:43,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:43,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:43,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:43,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 49 states and 79 transitions. [2021-11-21 05:24:43,639 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2021-11-21 05:24:43,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:24:43,641 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:43,641 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:43,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:43,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:43,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 56 states and 91 transitions. [2021-11-21 05:24:43,910 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 91 transitions. [2021-11-21 05:24:43,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-21 05:24:43,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:43,915 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:44,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:44,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:44,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 57 states and 91 transitions. [2021-11-21 05:24:44,050 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 91 transitions. [2021-11-21 05:24:44,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:24:44,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:44,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:44,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:44,153 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:44,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:44,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 69 states and 112 transitions. [2021-11-21 05:24:44,498 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 112 transitions. [2021-11-21 05:24:44,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:24:44,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:44,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:44,603 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:44,613 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:44,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2021-11-21 05:24:44,618 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2021-11-21 05:24:44,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-21 05:24:44,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:44,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:44,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:44,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:44,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:44,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 112 transitions. [2021-11-21 05:24:44,761 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 112 transitions. [2021-11-21 05:24:44,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:24:44,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:44,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:44,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:44,925 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:46,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:46,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 88 states and 143 transitions. [2021-11-21 05:24:46,139 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 143 transitions. [2021-11-21 05:24:46,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:24:46,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:46,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:46,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:46,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:46,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 89 states and 143 transitions. [2021-11-21 05:24:46,219 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 143 transitions. [2021-11-21 05:24:46,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:24:46,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:46,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:46,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:46,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:46,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 90 states and 143 transitions. [2021-11-21 05:24:46,312 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 143 transitions. [2021-11-21 05:24:46,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-21 05:24:46,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:46,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:46,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:46,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:46,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:46,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 91 states and 143 transitions. [2021-11-21 05:24:46,431 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 143 transitions. [2021-11-21 05:24:46,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:24:46,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:46,433 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:46,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:46,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:48,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:48,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 109 states and 176 transitions. [2021-11-21 05:24:48,263 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 176 transitions. [2021-11-21 05:24:48,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:24:48,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:48,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:48,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:48,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:51,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:51,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 128 states and 209 transitions. [2021-11-21 05:24:51,425 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 209 transitions. [2021-11-21 05:24:51,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:24:51,426 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:51,426 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:51,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:51,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:51,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:51,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 129 states and 209 transitions. [2021-11-21 05:24:51,537 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 209 transitions. [2021-11-21 05:24:51,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:24:51,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:51,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:51,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:51,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:51,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:51,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 130 states and 209 transitions. [2021-11-21 05:24:51,674 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 209 transitions. [2021-11-21 05:24:51,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:24:51,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:51,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:51,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:51,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:52,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:52,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 131 states and 212 transitions. [2021-11-21 05:24:52,015 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 212 transitions. [2021-11-21 05:24:52,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:24:52,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:52,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:52,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:52,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:52,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 132 states and 212 transitions. [2021-11-21 05:24:52,224 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 212 transitions. [2021-11-21 05:24:52,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:24:52,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:52,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:52,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:52,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 133 states and 212 transitions. [2021-11-21 05:24:52,283 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 212 transitions. [2021-11-21 05:24:52,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:24:52,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:52,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:52,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:52,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:52,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:52,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 134 states and 212 transitions. [2021-11-21 05:24:52,401 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 212 transitions. [2021-11-21 05:24:52,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:24:52,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:52,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:52,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:52,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:56,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:56,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 142 states and 226 transitions. [2021-11-21 05:24:56,717 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 226 transitions. [2021-11-21 05:24:56,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-21 05:24:56,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:56,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:56,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:24:57,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:24:57,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:24:57,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 146 states and 237 transitions. [2021-11-21 05:24:57,949 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 237 transitions. [2021-11-21 05:24:57,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:24:57,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:24:57,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:24:58,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:03,460 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:25:39,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:39,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 176 states and 317 transitions. [2021-11-21 05:25:39,689 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 317 transitions. [2021-11-21 05:25:39,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:25:39,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:39,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:39,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:40,227 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:25:59,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:25:59,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 189 states and 346 transitions. [2021-11-21 05:25:59,271 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 346 transitions. [2021-11-21 05:25:59,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:25:59,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:25:59,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:25:59,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:25:59,596 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:26:09,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:09,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 198 states and 364 transitions. [2021-11-21 05:26:09,274 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 364 transitions. [2021-11-21 05:26:09,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:26:09,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:09,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:09,564 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:26:25,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:25,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 212 states and 393 transitions. [2021-11-21 05:26:25,886 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 393 transitions. [2021-11-21 05:26:25,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:26:25,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:25,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:26,168 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:26:29,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:26:29,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 216 states and 400 transitions. [2021-11-21 05:26:29,770 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 400 transitions. [2021-11-21 05:26:29,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:26:29,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:26:29,772 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:26:29,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:26:30,457 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:27:36,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:27:36,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 247 states and 484 transitions. [2021-11-21 05:27:36,833 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 484 transitions. [2021-11-21 05:27:36,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:27:36,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:27:36,835 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:27:36,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:27:51,912 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:29:58,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:29:58,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 275 states and 576 transitions. [2021-11-21 05:29:58,778 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 576 transitions. [2021-11-21 05:29:58,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:29:58,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:29:58,780 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:29:58,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:00,343 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:01,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:01,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 278 states and 583 transitions. [2021-11-21 05:30:01,873 INFO L276 IsEmpty]: Start isEmpty. Operand 278 states and 583 transitions. [2021-11-21 05:30:01,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:30:01,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:01,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:01,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:01,933 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:30:02,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:02,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 280 states and 586 transitions. [2021-11-21 05:30:02,519 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 586 transitions. [2021-11-21 05:30:02,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:30:02,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:02,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:03,263 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:30:42,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:42,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 298 states and 631 transitions. [2021-11-21 05:30:42,068 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 631 transitions. [2021-11-21 05:30:42,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:30:42,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:42,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:42,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:43,106 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:30:45,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:30:45,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 299 states and 632 transitions. [2021-11-21 05:30:45,527 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 632 transitions. [2021-11-21 05:30:45,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:30:45,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:30:45,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:30:45,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:30:46,316 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:16,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:16,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 658 states to 313 states and 658 transitions. [2021-11-21 05:31:16,142 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 658 transitions. [2021-11-21 05:31:16,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-21 05:31:16,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:16,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:16,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:16,884 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:31:59,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:31:59,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 330 states and 689 transitions. [2021-11-21 05:31:59,147 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 689 transitions. [2021-11-21 05:31:59,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-21 05:31:59,149 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:31:59,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:31:59,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:31:59,850 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 05:32:17,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:17,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 341 states and 709 transitions. [2021-11-21 05:32:17,206 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 709 transitions. [2021-11-21 05:32:17,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:32:17,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:17,208 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:17,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:18,014 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:39,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:39,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 748 states to 352 states and 748 transitions. [2021-11-21 05:32:39,153 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 748 transitions. [2021-11-21 05:32:39,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:32:39,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:39,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:39,187 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:32:42,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:32:42,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 757 states to 357 states and 757 transitions. [2021-11-21 05:32:42,894 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 757 transitions. [2021-11-21 05:32:42,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:32:42,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:32:42,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:32:42,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:32:42,928 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:01,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:01,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 364 states and 778 transitions. [2021-11-21 05:33:01,214 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 778 transitions. [2021-11-21 05:33:01,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:33:01,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:01,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:01,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:01,247 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:06,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:06,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 366 states and 791 transitions. [2021-11-21 05:33:06,546 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 791 transitions. [2021-11-21 05:33:06,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-21 05:33:06,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:06,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:06,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:06,580 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:15,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:15,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 371 states and 799 transitions. [2021-11-21 05:33:15,105 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 799 transitions. [2021-11-21 05:33:15,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:33:15,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:15,107 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:15,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:16,045 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:33:19,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:19,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 373 states and 806 transitions. [2021-11-21 05:33:19,475 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 806 transitions. [2021-11-21 05:33:19,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:33:19,476 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:19,477 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:19,513 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:35,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:35,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 380 states and 827 transitions. [2021-11-21 05:33:35,799 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 827 transitions. [2021-11-21 05:33:35,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:33:35,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:35,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:35,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:35,830 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 05:33:47,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:33:47,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 387 states and 841 transitions. [2021-11-21 05:33:47,334 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 841 transitions. [2021-11-21 05:33:47,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:33:47,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:33:47,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:33:47,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:33:47,366 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:34:04,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:04,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 394 states and 861 transitions. [2021-11-21 05:34:04,688 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 861 transitions. [2021-11-21 05:34:04,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:34:04,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:04,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:04,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:04,717 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:34:16,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:16,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 401 states and 874 transitions. [2021-11-21 05:34:16,635 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 874 transitions. [2021-11-21 05:34:16,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:34:16,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:16,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:16,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:16,667 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:34:32,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:32,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 898 states to 408 states and 898 transitions. [2021-11-21 05:34:32,877 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 898 transitions. [2021-11-21 05:34:32,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:34:32,894 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:32,894 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:32,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:32,925 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:34:47,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:34:47,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 415 states and 919 transitions. [2021-11-21 05:34:47,055 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 919 transitions. [2021-11-21 05:34:47,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:34:47,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:34:47,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:34:47,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:34:47,088 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:35:02,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:02,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 422 states and 939 transitions. [2021-11-21 05:35:02,498 INFO L276 IsEmpty]: Start isEmpty. Operand 422 states and 939 transitions. [2021-11-21 05:35:02,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-21 05:35:02,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:02,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:02,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:02,535 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 05:35:07,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:07,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 947 states to 427 states and 947 transitions. [2021-11-21 05:35:07,402 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 947 transitions. [2021-11-21 05:35:07,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:35:07,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:07,404 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:08,637 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:25,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:25,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 434 states and 961 transitions. [2021-11-21 05:35:25,992 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 961 transitions. [2021-11-21 05:35:25,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:35:25,993 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:25,993 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:26,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:26,025 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:40,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:40,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 441 states and 977 transitions. [2021-11-21 05:35:40,495 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 977 transitions. [2021-11-21 05:35:40,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:35:40,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:40,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:40,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:40,530 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:35:53,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:35:53,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 448 states and 984 transitions. [2021-11-21 05:35:53,206 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 984 transitions. [2021-11-21 05:35:53,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:35:53,207 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:35:53,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:35:53,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:35:53,235 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:36:04,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:04,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1005 states to 455 states and 1005 transitions. [2021-11-21 05:36:04,107 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 1005 transitions. [2021-11-21 05:36:04,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:36:04,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:04,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:04,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:04,136 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:36:22,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:22,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 462 states and 1020 transitions. [2021-11-21 05:36:22,552 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 1020 transitions. [2021-11-21 05:36:22,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-21 05:36:22,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:22,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:22,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:22,612 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-21 05:36:32,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:32,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1024 states to 467 states and 1024 transitions. [2021-11-21 05:36:32,858 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 1024 transitions. [2021-11-21 05:36:32,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:36:32,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:32,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:32,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:32,885 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:36:44,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:44,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 484 states and 1057 transitions. [2021-11-21 05:36:44,538 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1057 transitions. [2021-11-21 05:36:44,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:36:44,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:44,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:44,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:44,721 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:36:47,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:47,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 483 states and 1054 transitions. [2021-11-21 05:36:47,156 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1054 transitions. [2021-11-21 05:36:47,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:36:47,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:47,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:47,182 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:36:47,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:47,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 484 states and 1054 transitions. [2021-11-21 05:36:47,232 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 1054 transitions. [2021-11-21 05:36:47,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-21 05:36:47,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:47,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:47,258 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-21 05:36:47,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:47,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 485 states and 1054 transitions. [2021-11-21 05:36:47,307 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 1054 transitions. [2021-11-21 05:36:47,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:36:47,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:47,308 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:47,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:47,382 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:36:54,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:36:54,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 487 states and 1057 transitions. [2021-11-21 05:36:54,118 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1057 transitions. [2021-11-21 05:36:54,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:36:54,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:36:54,119 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:36:54,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:36:54,195 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:37:01,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:01,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 489 states and 1060 transitions. [2021-11-21 05:37:01,703 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1060 transitions. [2021-11-21 05:37:01,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:37:01,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:01,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:01,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:01,730 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 05:37:16,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:37:16,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 507 states and 1109 transitions. [2021-11-21 05:37:16,437 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1109 transitions. [2021-11-21 05:37:16,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-21 05:37:16,438 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:37:16,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:37:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:37:16,513 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.