./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.BOUNDED-8.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_d19fd2de-abdf-43e5-95a7-36c1764847f4/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19fd2de-abdf-43e5-95a7-36c1764847f4/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_d19fd2de-abdf-43e5-95a7-36c1764847f4/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19fd2de-abdf-43e5-95a7-36c1764847f4/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19fd2de-abdf-43e5-95a7-36c1764847f4/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_d19fd2de-abdf-43e5-95a7-36c1764847f4/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 1936862b5856707e80b1aa2b38aa8e033b3615fe51a16f40b8e11843db1147ca --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:44:33,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:44:33,787 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:44:33,863 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:44:33,864 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:44:33,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:44:33,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:44:33,872 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:44:33,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:44:33,878 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:44:33,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:44:33,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:44:33,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:44:33,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:44:33,888 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:44:33,890 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:44:33,892 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:44:33,894 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:44:33,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:44:33,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:44:33,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:44:33,918 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:44:33,920 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:44:33,922 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:44:33,937 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:44:33,937 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:44:33,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:44:33,941 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:44:33,942 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:44:33,944 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:44:33,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:44:33,950 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:44:33,953 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:44:33,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:44:33,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:44:33,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:44:33,959 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:44:33,959 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:44:33,959 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:44:33,961 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:44:33,962 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:44:33,963 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19fd2de-abdf-43e5-95a7-36c1764847f4/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:44:34,026 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:44:34,027 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:44:34,029 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:44:34,029 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:44:34,031 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:44:34,031 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:44:34,031 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:44:34,032 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:44:34,032 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:44:34,032 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:44:34,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:44:34,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:44:34,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:44:34,034 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:44:34,035 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:44:34,035 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:44:34,035 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:44:34,035 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:44:34,036 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:44:34,036 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:44:34,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:44:34,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:44:34,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:44:34,037 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:44:34,037 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:44:34,038 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:44:34,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:44:34,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:44:34,039 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_d19fd2de-abdf-43e5-95a7-36c1764847f4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19fd2de-abdf-43e5-95a7-36c1764847f4/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1936862b5856707e80b1aa2b38aa8e033b3615fe51a16f40b8e11843db1147ca [2021-11-23 01:44:34,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:44:34,415 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:44:34,418 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:44:34,420 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:44:34,422 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:44:34,424 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19fd2de-abdf-43e5-95a7-36c1764847f4/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c [2021-11-23 01:44:34,525 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19fd2de-abdf-43e5-95a7-36c1764847f4/bin/ukojak-LBtLqBUTdQ/data/e024af6b5/765fa8e62a92457189b8208465ebca1c/FLAG8563d3e02 [2021-11-23 01:44:35,245 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:44:35,246 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19fd2de-abdf-43e5-95a7-36c1764847f4/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c [2021-11-23 01:44:35,266 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19fd2de-abdf-43e5-95a7-36c1764847f4/bin/ukojak-LBtLqBUTdQ/data/e024af6b5/765fa8e62a92457189b8208465ebca1c/FLAG8563d3e02 [2021-11-23 01:44:35,485 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19fd2de-abdf-43e5-95a7-36c1764847f4/bin/ukojak-LBtLqBUTdQ/data/e024af6b5/765fa8e62a92457189b8208465ebca1c [2021-11-23 01:44:35,488 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:44:35,490 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:44:35,494 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:44:35,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:44:35,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:44:35,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:44:35" (1/1) ... [2021-11-23 01:44:35,503 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@312edd63 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:35, skipping insertion in model container [2021-11-23 01:44:35,503 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:44:35" (1/1) ... [2021-11-23 01:44:35,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:44:35,593 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:44:36,040 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_d19fd2de-abdf-43e5-95a7-36c1764847f4/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c[30998,31011] [2021-11-23 01:44:36,044 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:44:36,058 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:44:36,223 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_d19fd2de-abdf-43e5-95a7-36c1764847f4/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.4.3.ufo.BOUNDED-8.pals.c[30998,31011] [2021-11-23 01:44:36,224 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:44:36,245 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:44:36,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:36 WrapperNode [2021-11-23 01:44:36,246 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:44:36,247 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:44:36,248 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:44:36,248 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:44:36,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:36" (1/1) ... [2021-11-23 01:44:36,282 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:36" (1/1) ... [2021-11-23 01:44:36,388 INFO L137 Inliner]: procedures = 23, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 1007 [2021-11-23 01:44:36,389 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:44:36,390 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:44:36,390 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:44:36,390 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:44:36,406 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:36" (1/1) ... [2021-11-23 01:44:36,407 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:36" (1/1) ... [2021-11-23 01:44:36,418 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:36" (1/1) ... [2021-11-23 01:44:36,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:36" (1/1) ... [2021-11-23 01:44:36,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:36" (1/1) ... [2021-11-23 01:44:36,512 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:36" (1/1) ... [2021-11-23 01:44:36,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:36" (1/1) ... [2021-11-23 01:44:36,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:44:36,536 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:44:36,536 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:44:36,536 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:44:36,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:36" (1/1) ... [2021-11-23 01:44:36,548 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:44:36,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19fd2de-abdf-43e5-95a7-36c1764847f4/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:44:36,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19fd2de-abdf-43e5-95a7-36c1764847f4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:44:36,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d19fd2de-abdf-43e5-95a7-36c1764847f4/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:44:36,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:44:36,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:44:36,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:44:36,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:44:36,807 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:44:36,810 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:44:38,209 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:44:39,433 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:44:39,434 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 01:44:39,438 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:44:39 BoogieIcfgContainer [2021-11-23 01:44:39,438 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:44:39,439 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:44:39,439 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:44:39,456 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:44:39,457 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:44:39" (1/1) ... [2021-11-23 01:44:39,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:44:39,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:39,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2021-11-23 01:44:39,597 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2021-11-23 01:44:39,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:44:39,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:39,605 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:40,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:40,691 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 01:44:41,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:41,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 142 states and 228 transitions. [2021-11-23 01:44:41,015 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 228 transitions. [2021-11-23 01:44:41,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:44:41,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:41,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:41,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:41,479 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 01:44:41,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:41,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 145 states and 235 transitions. [2021-11-23 01:44:41,944 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 235 transitions. [2021-11-23 01:44:41,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:44:41,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:41,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:42,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:42,339 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 01:44:43,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:43,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 149 states and 244 transitions. [2021-11-23 01:44:43,006 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 244 transitions. [2021-11-23 01:44:43,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:44:43,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:43,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:43,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:43,300 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 01:44:44,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:44,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 154 states and 255 transitions. [2021-11-23 01:44:44,224 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 255 transitions. [2021-11-23 01:44:44,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:44:44,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:44,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:44,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:44,506 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 01:44:45,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:45,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 160 states and 268 transitions. [2021-11-23 01:44:45,518 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 268 transitions. [2021-11-23 01:44:45,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:44:45,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:45,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:45,858 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 01:44:47,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:47,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 168 states and 283 transitions. [2021-11-23 01:44:47,382 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 283 transitions. [2021-11-23 01:44:47,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:44:47,383 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:47,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:47,691 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 01:44:49,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:49,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 175 states and 297 transitions. [2021-11-23 01:44:49,024 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 297 transitions. [2021-11-23 01:44:49,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:44:49,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:49,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:49,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:49,212 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 01:44:49,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:49,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 176 states and 297 transitions. [2021-11-23 01:44:49,455 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 297 transitions. [2021-11-23 01:44:49,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:44:49,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:49,458 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:49,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:49,606 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 01:44:49,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:49,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 177 states and 298 transitions. [2021-11-23 01:44:49,627 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 298 transitions. [2021-11-23 01:44:49,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 01:44:49,628 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:49,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:49,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:50,209 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 01:44:53,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:53,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 317 states to 188 states and 317 transitions. [2021-11-23 01:44:53,066 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 317 transitions. [2021-11-23 01:44:53,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 01:44:53,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:53,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:53,408 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 01:44:53,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:53,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 191 states and 321 transitions. [2021-11-23 01:44:53,778 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 321 transitions. [2021-11-23 01:44:53,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:44:53,779 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:53,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:54,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:55,236 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 01:45:01,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:01,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 208 states and 358 transitions. [2021-11-23 01:45:01,608 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 358 transitions. [2021-11-23 01:45:01,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:45:01,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:01,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:01,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:02,074 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 01:45:09,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:09,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 226 states and 398 transitions. [2021-11-23 01:45:09,729 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 398 transitions. [2021-11-23 01:45:09,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:45:09,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:09,731 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:09,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:10,048 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 01:45:10,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:10,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 227 states and 399 transitions. [2021-11-23 01:45:10,461 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 399 transitions. [2021-11-23 01:45:10,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:45:10,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:10,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:10,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:11,165 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 01:45:19,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:19,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 246 states and 440 transitions. [2021-11-23 01:45:19,577 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 440 transitions. [2021-11-23 01:45:19,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 01:45:19,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:19,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:19,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:19,894 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 01:45:20,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:20,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 444 states to 248 states and 444 transitions. [2021-11-23 01:45:20,945 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 444 transitions. [2021-11-23 01:45:20,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:45:20,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:20,947 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:22,071 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 01:45:31,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:31,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 268 states and 486 transitions. [2021-11-23 01:45:31,670 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 486 transitions. [2021-11-23 01:45:31,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:45:31,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:31,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:32,086 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 01:45:33,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:33,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 271 states and 495 transitions. [2021-11-23 01:45:33,743 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 495 transitions. [2021-11-23 01:45:33,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 01:45:33,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:33,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:33,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:34,119 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 01:45:35,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:35,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 273 states and 500 transitions. [2021-11-23 01:45:35,458 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 500 transitions. [2021-11-23 01:45:35,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:45:35,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:35,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:35,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:36,443 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 01:45:44,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:44,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 534 states to 288 states and 534 transitions. [2021-11-23 01:45:44,576 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 534 transitions. [2021-11-23 01:45:44,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:45:44,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:44,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:44,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:44,832 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 01:45:46,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:46,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 291 states and 543 transitions. [2021-11-23 01:45:46,625 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 543 transitions. [2021-11-23 01:45:46,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:45:46,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:46,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:46,953 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 01:45:47,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:47,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 292 states and 544 transitions. [2021-11-23 01:45:47,524 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 544 transitions. [2021-11-23 01:45:47,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:45:47,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:47,526 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:47,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:47,778 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 01:45:48,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:48,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 293 states and 545 transitions. [2021-11-23 01:45:48,568 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 545 transitions. [2021-11-23 01:45:48,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:45:48,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:48,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:48,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:48,796 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 01:45:49,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:49,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 546 states to 294 states and 546 transitions. [2021-11-23 01:45:49,486 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 546 transitions. [2021-11-23 01:45:49,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 01:45:49,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:49,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:49,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:49,714 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 01:45:50,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:50,500 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 547 states to 295 states and 547 transitions. [2021-11-23 01:45:50,500 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 547 transitions. [2021-11-23 01:45:50,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:45:50,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:50,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:51,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:52,311 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 01:46:03,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:03,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 316 states and 588 transitions. [2021-11-23 01:46:03,919 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 588 transitions. [2021-11-23 01:46:03,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:46:03,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:03,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:04,680 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 01:46:05,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:05,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 317 states and 589 transitions. [2021-11-23 01:46:05,769 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 589 transitions. [2021-11-23 01:46:05,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:46:05,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:05,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:06,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:06,546 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 01:46:08,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:08,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 320 states and 596 transitions. [2021-11-23 01:46:08,605 INFO L276 IsEmpty]: Start isEmpty. Operand 320 states and 596 transitions. [2021-11-23 01:46:08,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:46:08,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:08,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:09,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:09,438 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 01:46:11,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:11,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 322 states and 598 transitions. [2021-11-23 01:46:11,139 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 598 transitions. [2021-11-23 01:46:11,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:46:11,140 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:11,141 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:11,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:11,842 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 01:46:14,212 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:14,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 325 states and 601 transitions. [2021-11-23 01:46:14,214 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 601 transitions. [2021-11-23 01:46:14,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:46:14,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:14,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:14,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:14,961 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 01:46:16,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:16,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 326 states and 602 transitions. [2021-11-23 01:46:16,058 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 602 transitions. [2021-11-23 01:46:16,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:46:16,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:16,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:16,794 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 01:46:17,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:17,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 603 states to 327 states and 603 transitions. [2021-11-23 01:46:17,696 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 603 transitions. [2021-11-23 01:46:17,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:46:17,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:17,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:18,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:19,488 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 01:46:30,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:30,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 644 states to 349 states and 644 transitions. [2021-11-23 01:46:30,539 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 644 transitions. [2021-11-23 01:46:30,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 01:46:30,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:30,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:30,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:32,314 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 01:46:41,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:41,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 357 states and 664 transitions. [2021-11-23 01:46:41,440 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 664 transitions. [2021-11-23 01:46:41,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:46:41,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:41,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:41,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:43,577 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 01:46:59,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:59,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 730 states to 372 states and 730 transitions. [2021-11-23 01:46:59,502 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 730 transitions. [2021-11-23 01:46:59,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:46:59,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:59,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:59,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:59,937 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 01:47:05,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:05,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 744 states to 378 states and 744 transitions. [2021-11-23 01:47:05,896 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 744 transitions. [2021-11-23 01:47:05,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:47:05,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:05,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:07,275 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:18,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:18,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 772 states to 392 states and 772 transitions. [2021-11-23 01:47:18,723 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 772 transitions. [2021-11-23 01:47:18,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:47:18,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:18,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:18,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:19,100 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 4 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:47:26,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:26,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 399 states and 801 transitions. [2021-11-23 01:47:26,352 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 801 transitions. [2021-11-23 01:47:26,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:47:26,353 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:26,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:26,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:29,552 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 01:47:42,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:42,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 414 states and 844 transitions. [2021-11-23 01:47:42,567 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 844 transitions. [2021-11-23 01:47:42,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:47:42,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:42,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:42,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:43,153 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 01:47:47,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:47,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 421 states and 858 transitions. [2021-11-23 01:47:47,600 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 858 transitions. [2021-11-23 01:47:47,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:47:47,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:47,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:49,214 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 01:47:58,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:58,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 431 states and 877 transitions. [2021-11-23 01:47:58,500 INFO L276 IsEmpty]: Start isEmpty. Operand 431 states and 877 transitions. [2021-11-23 01:47:58,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:47:58,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:58,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:58,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:58,699 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 01:48:02,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:02,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 433 states and 880 transitions. [2021-11-23 01:48:02,275 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 880 transitions. [2021-11-23 01:48:02,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:48:02,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:02,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:02,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:02,472 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 01:48:03,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:03,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 886 states to 434 states and 886 transitions. [2021-11-23 01:48:03,574 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 886 transitions. [2021-11-23 01:48:03,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:48:03,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:03,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:03,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:04,830 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:15,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:15,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 444 states and 913 transitions. [2021-11-23 01:48:15,190 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 913 transitions. [2021-11-23 01:48:15,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:48:15,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:15,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:15,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:15,317 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:18,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:18,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 441 states and 918 transitions. [2021-11-23 01:48:18,841 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 918 transitions. [2021-11-23 01:48:18,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:48:18,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:18,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:18,966 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:20,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:20,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 442 states and 923 transitions. [2021-11-23 01:48:20,221 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 923 transitions. [2021-11-23 01:48:20,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:48:20,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:20,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:20,372 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:21,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:21,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 929 states to 443 states and 929 transitions. [2021-11-23 01:48:21,426 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 929 transitions. [2021-11-23 01:48:21,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:48:21,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:21,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:21,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:23,489 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:37,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:37,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 459 states and 973 transitions. [2021-11-23 01:48:37,185 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 973 transitions. [2021-11-23 01:48:37,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:48:37,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:37,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:37,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:37,679 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:43,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:43,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 999 states to 467 states and 999 transitions. [2021-11-23 01:48:43,556 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 999 transitions. [2021-11-23 01:48:43,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:48:43,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:43,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:43,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:45,480 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:50,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:50,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1010 states to 469 states and 1010 transitions. [2021-11-23 01:48:50,468 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 1010 transitions. [2021-11-23 01:48:50,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:48:50,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:50,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:50,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:50,622 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:48:56,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:56,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 475 states and 1032 transitions. [2021-11-23 01:48:56,801 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 1032 transitions. [2021-11-23 01:48:56,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:48:56,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:56,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:56,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:57,038 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:02,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:02,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 480 states and 1052 transitions. [2021-11-23 01:49:02,196 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1052 transitions. [2021-11-23 01:49:02,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:49:02,197 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:02,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:02,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:03,054 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:06,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:06,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 481 states and 1056 transitions. [2021-11-23 01:49:06,717 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 1056 transitions. [2021-11-23 01:49:06,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:49:06,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:06,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:07,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:07,183 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:13,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:13,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 487 states and 1078 transitions. [2021-11-23 01:49:13,424 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 1078 transitions. [2021-11-23 01:49:13,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:49:13,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:13,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:13,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:13,824 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:18,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:18,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 492 states and 1098 transitions. [2021-11-23 01:49:18,578 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1098 transitions. [2021-11-23 01:49:18,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:49:18,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:18,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:18,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:19,031 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:20,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:20,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1103 states to 493 states and 1103 transitions. [2021-11-23 01:49:20,356 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1103 transitions. [2021-11-23 01:49:20,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:49:20,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:20,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:21,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:24,424 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:56,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:56,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1203 states to 532 states and 1203 transitions. [2021-11-23 01:49:56,786 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1203 transitions. [2021-11-23 01:49:56,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:49:56,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:56,787 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:57,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:58,076 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:09,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:09,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1243 states to 544 states and 1243 transitions. [2021-11-23 01:50:09,654 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1243 transitions. [2021-11-23 01:50:09,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:50:09,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:09,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:10,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:11,412 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:18,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:18,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 550 states and 1258 transitions. [2021-11-23 01:50:18,848 INFO L276 IsEmpty]: Start isEmpty. Operand 550 states and 1258 transitions. [2021-11-23 01:50:18,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:50:18,849 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:18,849 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:19,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:20,145 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:50:21,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:21,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1259 states to 551 states and 1259 transitions. [2021-11-23 01:50:21,945 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 1259 transitions. [2021-11-23 01:50:21,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:50:21,946 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:21,946 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:22,230 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 01:50:38,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:38,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 567 states and 1309 transitions. [2021-11-23 01:50:38,998 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1309 transitions. [2021-11-23 01:50:38,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:50:39,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:39,000 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:39,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:39,284 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 01:50:47,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:47,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1322 states to 574 states and 1322 transitions. [2021-11-23 01:50:47,330 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1322 transitions. [2021-11-23 01:50:47,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:50:47,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:47,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:47,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:47,797 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 01:50:53,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:53,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 579 states and 1335 transitions. [2021-11-23 01:50:53,269 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1335 transitions. [2021-11-23 01:50:53,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:50:53,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:53,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:53,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:53,617 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 21 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-23 01:50:55,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:55,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1336 states to 580 states and 1336 transitions. [2021-11-23 01:50:55,653 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1336 transitions. [2021-11-23 01:50:55,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:50:55,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:55,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:55,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:00,572 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:10,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:10,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1350 states to 586 states and 1350 transitions. [2021-11-23 01:51:10,612 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1350 transitions. [2021-11-23 01:51:10,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:51:10,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:10,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:10,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:11,219 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:27,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:27,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 602 states and 1391 transitions. [2021-11-23 01:51:27,466 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1391 transitions. [2021-11-23 01:51:27,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:51:27,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:27,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:27,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:28,047 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:36,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:36,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 609 states and 1405 transitions. [2021-11-23 01:51:36,301 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1405 transitions. [2021-11-23 01:51:36,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:51:36,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:36,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:36,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:38,267 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:01,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:01,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1441 states to 634 states and 1441 transitions. [2021-11-23 01:52:01,922 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1441 transitions. [2021-11-23 01:52:01,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:52:01,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:01,923 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:02,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:02,302 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:13,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:13,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 643 states and 1453 transitions. [2021-11-23 01:52:13,445 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 1453 transitions. [2021-11-23 01:52:13,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:52:13,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:13,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:13,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:13,809 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:15,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:15,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1455 states to 644 states and 1455 transitions. [2021-11-23 01:52:15,461 INFO L276 IsEmpty]: Start isEmpty. Operand 644 states and 1455 transitions. [2021-11-23 01:52:15,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:52:15,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:15,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:15,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:15,873 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:17,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:17,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 645 states and 1456 transitions. [2021-11-23 01:52:17,755 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 1456 transitions. [2021-11-23 01:52:17,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:52:17,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:17,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:18,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:21,470 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:35,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:35,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1481 states to 660 states and 1481 transitions. [2021-11-23 01:52:35,584 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1481 transitions. [2021-11-23 01:52:35,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:52:35,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:35,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:35,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:36,093 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:54,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:54,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 676 states and 1520 transitions. [2021-11-23 01:52:54,442 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 1520 transitions. [2021-11-23 01:52:54,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:52:54,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:54,443 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:54,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:54,969 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:06,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:06,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1545 states to 685 states and 1545 transitions. [2021-11-23 01:53:06,696 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1545 transitions. [2021-11-23 01:53:06,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:53:06,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:06,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:07,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:07,250 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:09,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:09,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1546 states to 686 states and 1546 transitions. [2021-11-23 01:53:09,619 INFO L276 IsEmpty]: Start isEmpty. Operand 686 states and 1546 transitions. [2021-11-23 01:53:09,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:53:09,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:09,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:10,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:14,355 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:50,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:50,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1628 states to 732 states and 1628 transitions. [2021-11-23 01:53:50,070 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1628 transitions. [2021-11-23 01:53:50,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:53:50,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:50,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:51,241 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:54:02,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:02,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1662 states to 742 states and 1662 transitions. [2021-11-23 01:54:02,581 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1662 transitions. [2021-11-23 01:54:02,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:54:02,582 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:02,582 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:03,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:03,526 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:54:16,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:16,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1693 states to 752 states and 1693 transitions. [2021-11-23 01:54:16,507 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1693 transitions. [2021-11-23 01:54:16,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:54:16,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:16,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:17,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:19,303 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:54:29,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:29,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 761 states and 1709 transitions. [2021-11-23 01:54:29,997 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1709 transitions. [2021-11-23 01:54:29,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:54:29,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:29,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:30,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:30,857 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:54:39,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:39,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1721 states to 770 states and 1721 transitions. [2021-11-23 01:54:39,335 INFO L276 IsEmpty]: Start isEmpty. Operand 770 states and 1721 transitions. [2021-11-23 01:54:39,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-23 01:54:39,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:39,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:40,264 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 9 proven. 66 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:54:48,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:54:48,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1740 states to 779 states and 1740 transitions. [2021-11-23 01:54:48,345 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1740 transitions. [2021-11-23 01:54:48,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:54:48,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:54:48,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:54:49,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:53,953 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:15,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:15,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1759 states to 789 states and 1759 transitions. [2021-11-23 01:55:15,474 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1759 transitions. [2021-11-23 01:55:15,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:55:15,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:15,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:16,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:16,913 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:26,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:26,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1776 states to 798 states and 1776 transitions. [2021-11-23 01:55:26,312 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1776 transitions. [2021-11-23 01:55:26,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:55:26,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:26,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:27,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:27,895 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:33,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:33,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1779 states to 800 states and 1779 transitions. [2021-11-23 01:55:33,386 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1779 transitions. [2021-11-23 01:55:33,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:55:33,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:33,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:34,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:34,964 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:40,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:40,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1782 states to 802 states and 1782 transitions. [2021-11-23 01:55:40,517 INFO L276 IsEmpty]: Start isEmpty. Operand 802 states and 1782 transitions. [2021-11-23 01:55:40,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:55:40,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:40,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:40,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:55:47,591 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 8 proven. 98 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.