./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ --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 d72d7c845292578ad4711d5954bbaa34eac8266f0504ea14ab2c6e0b02bee46d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:33:50,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:33:50,918 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:33:50,967 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:33:50,967 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:33:50,969 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:33:50,971 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:33:50,973 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:33:50,976 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:33:50,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:33:50,979 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:33:50,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:33:50,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:33:50,982 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:33:50,984 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:33:50,986 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:33:50,987 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:33:50,988 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:33:50,991 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:33:50,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:33:50,996 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:33:50,997 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:33:50,999 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:33:51,000 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:33:51,004 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:33:51,004 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:33:51,005 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:33:51,006 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:33:51,007 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:33:51,008 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:33:51,008 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:33:51,009 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:33:51,014 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:33:51,015 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:33:51,016 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:33:51,017 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:33:51,018 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:33:51,019 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:33:51,019 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:33:51,020 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:33:51,021 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:33:51,024 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:33:51,066 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:33:51,067 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:33:51,068 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:33:51,069 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:33:51,069 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:33:51,070 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:33:51,070 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:33:51,070 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:33:51,070 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:33:51,070 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:33:51,072 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:33:51,072 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:33:51,072 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:33:51,072 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:33:51,072 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:33:51,073 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:33:51,073 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:33:51,073 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:33:51,073 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:33:51,073 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:33:51,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:33:51,074 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:33:51,074 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:33:51,074 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:33:51,074 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:33:51,075 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:33:51,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:33:51,075 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:33:51,075 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_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d72d7c845292578ad4711d5954bbaa34eac8266f0504ea14ab2c6e0b02bee46d [2021-11-23 01:33:51,389 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:33:51,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:33:51,422 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:33:51,424 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:33:51,425 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:33:51,427 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2021-11-23 01:33:51,517 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/data/e43db248a/59f3320bd7d24d28a9f7e235eb65d602/FLAG95effcc0b [2021-11-23 01:33:52,095 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:33:52,096 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c [2021-11-23 01:33:52,113 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/data/e43db248a/59f3320bd7d24d28a9f7e235eb65d602/FLAG95effcc0b [2021-11-23 01:33:52,348 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/data/e43db248a/59f3320bd7d24d28a9f7e235eb65d602 [2021-11-23 01:33:52,352 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:33:52,354 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:33:52,370 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:33:52,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:33:52,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:33:52,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:33:52" (1/1) ... [2021-11-23 01:33:52,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d1b031a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:52, skipping insertion in model container [2021-11-23 01:33:52,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:33:52" (1/1) ... [2021-11-23 01:33:52,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:33:52,443 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:33:52,789 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_2d4acaf9-274f-416c-9f88-f7e63397b673/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c[31211,31224] [2021-11-23 01:33:52,792 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:33:52,802 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:33:52,926 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_2d4acaf9-274f-416c-9f88-f7e63397b673/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.ufo.UNBOUNDED.pals.c[31211,31224] [2021-11-23 01:33:52,927 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:33:52,944 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:33:52,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:52 WrapperNode [2021-11-23 01:33:52,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:33:52,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:33:52,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:33:52,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:33:52,963 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:52" (1/1) ... [2021-11-23 01:33:52,981 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:52" (1/1) ... [2021-11-23 01:33:53,057 INFO L137 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1010 [2021-11-23 01:33:53,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:33:53,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:33:53,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:33:53,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:33:53,076 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:52" (1/1) ... [2021-11-23 01:33:53,076 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:52" (1/1) ... [2021-11-23 01:33:53,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:52" (1/1) ... [2021-11-23 01:33:53,097 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:52" (1/1) ... [2021-11-23 01:33:53,136 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:52" (1/1) ... [2021-11-23 01:33:53,167 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:52" (1/1) ... [2021-11-23 01:33:53,170 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:52" (1/1) ... [2021-11-23 01:33:53,178 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:33:53,194 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:33:53,194 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:33:53,195 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:33:53,196 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:33:52" (1/1) ... [2021-11-23 01:33:53,203 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:33:53,225 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:33:53,238 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:33:53,254 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d4acaf9-274f-416c-9f88-f7e63397b673/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:33:53,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:33:53,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:33:53,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:33:53,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:33:53,510 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:33:53,519 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:33:54,693 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:33:55,743 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:33:55,743 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:33:55,746 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:33:55 BoogieIcfgContainer [2021-11-23 01:33:55,746 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:33:55,747 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:33:55,747 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:33:55,758 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:33:55,758 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:33:55" (1/1) ... [2021-11-23 01:33:55,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:33:55,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:55,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2021-11-23 01:33:55,862 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2021-11-23 01:33:55,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:33:55,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:55,870 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:56,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:56,838 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:57,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:57,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2021-11-23 01:33:57,188 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2021-11-23 01:33:57,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:33:57,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:57,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:57,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:57,438 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:57,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:57,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2021-11-23 01:33:57,821 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2021-11-23 01:33:57,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:33:57,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:57,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:57,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:58,128 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:58,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:58,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2021-11-23 01:33:58,633 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2021-11-23 01:33:58,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:33:58,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:58,638 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:58,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:58,921 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:33:59,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:33:59,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2021-11-23 01:33:59,656 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2021-11-23 01:33:59,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:33:59,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:33:59,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:33:59,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:33:59,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:00,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:00,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 159 states and 262 transitions. [2021-11-23 01:34:00,948 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2021-11-23 01:34:00,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:34:00,949 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:00,949 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:01,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:02,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:02,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 167 states and 276 transitions. [2021-11-23 01:34:02,778 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2021-11-23 01:34:02,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:34:02,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:02,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:03,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:03,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:04,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:04,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 174 states and 289 transitions. [2021-11-23 01:34:04,700 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 289 transitions. [2021-11-23 01:34:04,701 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:34:04,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:04,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:04,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:04,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:05,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:05,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2021-11-23 01:34:05,186 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2021-11-23 01:34:05,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:34:05,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:05,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:05,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:05,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:05,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:05,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2021-11-23 01:34:05,293 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2021-11-23 01:34:05,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:34:05,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:05,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:05,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:06,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:08,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:08,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 187 states and 308 transitions. [2021-11-23 01:34:08,600 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 308 transitions. [2021-11-23 01:34:08,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:34:08,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:08,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:08,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:09,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:09,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 190 states and 312 transitions. [2021-11-23 01:34:09,132 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 312 transitions. [2021-11-23 01:34:09,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:34:09,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:09,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:10,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:15,912 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:32,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:32,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 254 states and 468 transitions. [2021-11-23 01:34:32,559 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 468 transitions. [2021-11-23 01:34:32,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:34:32,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:32,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:32,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:33,370 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:47,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:47,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 272 states and 500 transitions. [2021-11-23 01:34:47,921 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 500 transitions. [2021-11-23 01:34:47,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:34:47,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:47,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:48,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:48,210 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:34:48,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:48,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 273 states and 502 transitions. [2021-11-23 01:34:48,843 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 502 transitions. [2021-11-23 01:34:48,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:34:48,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:48,845 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:49,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:52,032 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:35:33,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:33,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 667 states to 338 states and 667 transitions. [2021-11-23 01:35:33,009 INFO L276 IsEmpty]: Start isEmpty. Operand 338 states and 667 transitions. [2021-11-23 01:35:33,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:35:33,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:33,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:33,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:33,419 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:35:35,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:35,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 341 states and 675 transitions. [2021-11-23 01:35:35,280 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 675 transitions. [2021-11-23 01:35:35,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:35:35,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:35,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:36,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:37,633 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:08,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:08,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 357 states and 708 transitions. [2021-11-23 01:36:08,058 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 708 transitions. [2021-11-23 01:36:08,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:36:08,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:08,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:08,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:09,467 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:32,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:32,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 376 states and 745 transitions. [2021-11-23 01:36:32,683 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 745 transitions. [2021-11-23 01:36:32,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:36:32,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:32,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:32,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:32,900 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:34,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:34,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 377 states and 746 transitions. [2021-11-23 01:36:34,011 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 746 transitions. [2021-11-23 01:36:34,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:36:34,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:34,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:34,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:34,203 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:35,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:35,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 378 states and 752 transitions. [2021-11-23 01:36:35,492 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 752 transitions. [2021-11-23 01:36:35,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:36:35,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:35,494 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:35,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:35,763 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:36:39,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:36:39,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 379 states and 754 transitions. [2021-11-23 01:36:39,695 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 754 transitions. [2021-11-23 01:36:39,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:36:39,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:36:39,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:36:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:36:40,045 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:02,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:02,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 394 states and 782 transitions. [2021-11-23 01:37:02,400 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 782 transitions. [2021-11-23 01:37:02,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:37:02,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:02,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:02,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:02,732 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:07,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:07,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 784 states to 395 states and 784 transitions. [2021-11-23 01:37:07,352 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 784 transitions. [2021-11-23 01:37:07,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:37:07,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:07,354 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:07,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:07,600 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:37:31,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:37:31,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 410 states and 810 transitions. [2021-11-23 01:37:31,797 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 810 transitions. [2021-11-23 01:37:31,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:37:31,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:37:31,798 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:37:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:37:33,535 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:01,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:01,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 430 states and 853 transitions. [2021-11-23 01:38:01,131 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 853 transitions. [2021-11-23 01:38:01,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:38:01,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:01,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:01,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:01,378 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:04,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:04,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 432 states and 855 transitions. [2021-11-23 01:38:04,421 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 855 transitions. [2021-11-23 01:38:04,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:38:04,423 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:04,423 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:04,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:06,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:06,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 433 states and 856 transitions. [2021-11-23 01:38:06,229 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 856 transitions. [2021-11-23 01:38:06,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:38:06,230 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:06,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:06,539 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:08,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:08,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 434 states and 865 transitions. [2021-11-23 01:38:08,335 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 865 transitions. [2021-11-23 01:38:08,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:38:08,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:08,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:08,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:08,570 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:10,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:10,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 874 states to 435 states and 874 transitions. [2021-11-23 01:38:10,258 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 874 transitions. [2021-11-23 01:38:10,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:38:10,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:10,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:10,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:10,424 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:38:37,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:38:37,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 451 states and 901 transitions. [2021-11-23 01:38:37,675 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 901 transitions. [2021-11-23 01:38:37,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:38:37,677 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:38:37,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:38:37,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:38:37,900 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:06,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:06,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 467 states and 927 transitions. [2021-11-23 01:39:06,592 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 927 transitions. [2021-11-23 01:39:06,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:39:06,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:06,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:06,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:08,547 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:32,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:32,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 482 states and 964 transitions. [2021-11-23 01:39:32,536 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 964 transitions. [2021-11-23 01:39:32,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:39:32,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:32,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:32,743 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:40,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:40,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 981 states to 486 states and 981 transitions. [2021-11-23 01:39:40,344 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 981 transitions. [2021-11-23 01:39:40,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:39:40,346 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:40,346 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:40,642 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:46,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:46,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 489 states and 994 transitions. [2021-11-23 01:39:46,239 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 994 transitions. [2021-11-23 01:39:46,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:39:46,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:46,241 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:46,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:46,404 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:39:48,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:39:48,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 490 states and 995 transitions. [2021-11-23 01:39:48,091 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 995 transitions. [2021-11-23 01:39:48,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:39:48,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:39:48,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:39:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:39:48,405 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:14,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:14,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 506 states and 1021 transitions. [2021-11-23 01:40:14,651 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 1021 transitions. [2021-11-23 01:40:14,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:40:14,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:14,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:14,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:14,861 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:19,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:19,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 507 states and 1023 transitions. [2021-11-23 01:40:19,795 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1023 transitions. [2021-11-23 01:40:19,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-23 01:40:19,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:19,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:19,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:20,011 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:40:44,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:40:44,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 522 states and 1044 transitions. [2021-11-23 01:40:44,040 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1044 transitions. [2021-11-23 01:40:44,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:40:44,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:40:44,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:40:44,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:40:44,227 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:01,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:01,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 532 states and 1059 transitions. [2021-11-23 01:41:01,379 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1059 transitions. [2021-11-23 01:41:01,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:41:01,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:01,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:01,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:01,686 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:04,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:04,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 533 states and 1073 transitions. [2021-11-23 01:41:04,484 INFO L276 IsEmpty]: Start isEmpty. Operand 533 states and 1073 transitions. [2021-11-23 01:41:04,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:41:04,484 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:04,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:04,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:04,653 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:41:22,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:41:22,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 543 states and 1087 transitions. [2021-11-23 01:41:22,095 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1087 transitions. [2021-11-23 01:41:22,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:41:22,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:41:22,097 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:41:23,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:41:26,373 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:04,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:04,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 565 states and 1136 transitions. [2021-11-23 01:42:04,050 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1136 transitions. [2021-11-23 01:42:04,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:42:04,050 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:04,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:04,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:06,611 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:16,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:16,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 571 states and 1149 transitions. [2021-11-23 01:42:16,983 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 1149 transitions. [2021-11-23 01:42:16,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:42:16,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:16,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:18,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:19,434 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:42:47,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:42:47,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 588 states and 1170 transitions. [2021-11-23 01:42:47,444 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1170 transitions. [2021-11-23 01:42:47,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-23 01:42:47,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:42:47,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:42:48,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:42:49,501 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:14,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:14,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1189 states to 604 states and 1189 transitions. [2021-11-23 01:43:14,406 INFO L276 IsEmpty]: Start isEmpty. Operand 604 states and 1189 transitions. [2021-11-23 01:43:14,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:43:14,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:14,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:15,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:17,635 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:43,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:43,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1234 states to 625 states and 1234 transitions. [2021-11-23 01:43:43,504 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1234 transitions. [2021-11-23 01:43:43,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:43:43,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:43,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:45,816 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:03,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:03,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1250 states to 640 states and 1250 transitions. [2021-11-23 01:44:03,092 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1250 transitions. [2021-11-23 01:44:03,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-23 01:44:03,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:03,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:03,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:04,180 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:15,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:15,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1252 states to 642 states and 1252 transitions. [2021-11-23 01:44:15,600 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1252 transitions. [2021-11-23 01:44:15,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:44:15,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:15,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:15,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:19,170 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:44:58,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:58,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 657 states and 1328 transitions. [2021-11-23 01:44:58,863 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1328 transitions. [2021-11-23 01:44:58,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:44:58,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:58,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:01,370 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:23,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:23,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1347 states to 669 states and 1347 transitions. [2021-11-23 01:45:23,342 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1347 transitions. [2021-11-23 01:45:23,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:45:23,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:23,343 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:23,520 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:26,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:26,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1351 states to 670 states and 1351 transitions. [2021-11-23 01:45:26,231 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1351 transitions. [2021-11-23 01:45:26,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:45:26,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:26,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:26,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:29,469 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:55,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:55,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 684 states and 1394 transitions. [2021-11-23 01:45:55,362 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1394 transitions. [2021-11-23 01:45:55,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:45:55,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:55,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:55,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:55,798 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:45:58,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:58,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 685 states and 1398 transitions. [2021-11-23 01:45:58,091 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1398 transitions. [2021-11-23 01:45:58,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:45:58,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:58,092 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:58,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:01,410 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:24,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:24,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 695 states and 1418 transitions. [2021-11-23 01:46:24,020 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1418 transitions. [2021-11-23 01:46:24,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:46:24,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:24,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:24,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:24,352 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 5 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:46:26,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:26,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1421 states to 696 states and 1421 transitions. [2021-11-23 01:46:26,687 INFO L276 IsEmpty]: Start isEmpty. Operand 696 states and 1421 transitions. [2021-11-23 01:46:26,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:46:26,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:26,688 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:26,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat