./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/forester-heap/sll-circular-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/forester-heap/sll-circular-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6c54160550402a2cf6139371c972b70bfa4a53acf207c90f67eed3e784812b38 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:54:03,998 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:54:04,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:54:04,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:54:04,034 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:54:04,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:54:04,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:54:04,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:54:04,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:54:04,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:54:04,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:54:04,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:54:04,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:54:04,049 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:54:04,051 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:54:04,053 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:54:04,055 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:54:04,056 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:54:04,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:54:04,062 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:54:04,065 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:54:04,067 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:54:04,069 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:54:04,070 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:54:04,074 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:54:04,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:54:04,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:54:04,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:54:04,077 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:54:04,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:54:04,080 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:54:04,081 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:54:04,082 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:54:04,083 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:54:04,085 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:54:04,085 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:54:04,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:54:04,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:54:04,088 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:54:04,089 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:54:04,090 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:54:04,092 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 15:54:04,116 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:54:04,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:54:04,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:54:04,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:54:04,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:54:04,120 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:54:04,120 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 15:54:04,121 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:54:04,121 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:54:04,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:54:04,122 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 15:54:04,123 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 15:54:04,123 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 15:54:04,123 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:54:04,124 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:54:04,124 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:54:04,125 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:54:04,125 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:54:04,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:54:04,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:04,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:54:04,127 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:54:04,127 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:54:04,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:54:04,128 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_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6c54160550402a2cf6139371c972b70bfa4a53acf207c90f67eed3e784812b38 [2021-11-23 15:54:04,411 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:54:04,434 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:54:04,437 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:54:04,438 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:54:04,439 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:54:04,440 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/forester-heap/sll-circular-1.i [2021-11-23 15:54:04,523 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/data/511f6f966/4c14f136ee1b4a8fab1bf4b4a111dcae/FLAG06171df24 [2021-11-23 15:54:05,088 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:54:05,090 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/sv-benchmarks/c/forester-heap/sll-circular-1.i [2021-11-23 15:54:05,116 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/data/511f6f966/4c14f136ee1b4a8fab1bf4b4a111dcae/FLAG06171df24 [2021-11-23 15:54:05,374 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/data/511f6f966/4c14f136ee1b4a8fab1bf4b4a111dcae [2021-11-23 15:54:05,379 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:54:05,382 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:54:05,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:05,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:54:05,390 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:54:05,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:05" (1/1) ... [2021-11-23 15:54:05,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a1a527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:05, skipping insertion in model container [2021-11-23 15:54:05,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:54:05" (1/1) ... [2021-11-23 15:54:05,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:54:05,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:54:05,902 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_35482f18-925c-4959-bffe-f73ba5bf7164/sv-benchmarks/c/forester-heap/sll-circular-1.i[22324,22337] [2021-11-23 15:54:05,907 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_35482f18-925c-4959-bffe-f73ba5bf7164/sv-benchmarks/c/forester-heap/sll-circular-1.i[22430,22443] [2021-11-23 15:54:05,909 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_35482f18-925c-4959-bffe-f73ba5bf7164/sv-benchmarks/c/forester-heap/sll-circular-1.i[22555,22568] [2021-11-23 15:54:05,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:05,931 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:54:05,967 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_35482f18-925c-4959-bffe-f73ba5bf7164/sv-benchmarks/c/forester-heap/sll-circular-1.i[22324,22337] [2021-11-23 15:54:05,968 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_35482f18-925c-4959-bffe-f73ba5bf7164/sv-benchmarks/c/forester-heap/sll-circular-1.i[22430,22443] [2021-11-23 15:54:05,970 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_35482f18-925c-4959-bffe-f73ba5bf7164/sv-benchmarks/c/forester-heap/sll-circular-1.i[22555,22568] [2021-11-23 15:54:05,973 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:54:06,003 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:54:06,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:06 WrapperNode [2021-11-23 15:54:06,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:54:06,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:06,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:54:06,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:54:06,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:06" (1/1) ... [2021-11-23 15:54:06,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:06" (1/1) ... [2021-11-23 15:54:06,056 INFO L137 Inliner]: procedures = 119, calls = 28, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 119 [2021-11-23 15:54:06,057 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:54:06,058 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:54:06,058 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:54:06,058 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:54:06,068 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:06" (1/1) ... [2021-11-23 15:54:06,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:06" (1/1) ... [2021-11-23 15:54:06,073 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:06" (1/1) ... [2021-11-23 15:54:06,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:06" (1/1) ... [2021-11-23 15:54:06,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:06" (1/1) ... [2021-11-23 15:54:06,086 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:06" (1/1) ... [2021-11-23 15:54:06,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:06" (1/1) ... [2021-11-23 15:54:06,091 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:54:06,092 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:54:06,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:54:06,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:54:06,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:54:06" (1/1) ... [2021-11-23 15:54:06,101 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:54:06,112 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:54:06,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:54:06,157 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35482f18-925c-4959-bffe-f73ba5bf7164/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:54:06,171 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 15:54:06,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:54:06,171 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 15:54:06,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:54:06,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 15:54:06,172 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 15:54:06,172 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:54:06,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:54:06,173 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:54:06,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:54:06,295 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:54:06,297 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:54:06,645 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:54:06,700 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:54:06,700 INFO L301 CfgBuilder]: Removed 9 assume(true) statements. [2021-11-23 15:54:06,709 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:54:06 BoogieIcfgContainer [2021-11-23 15:54:06,709 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:54:06,710 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:54:06,711 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:54:06,721 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:54:06,722 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:54:06" (1/1) ... [2021-11-23 15:54:06,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:54:06,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:06,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 90 states and 108 transitions. [2021-11-23 15:54:06,826 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 108 transitions. [2021-11-23 15:54:06,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 15:54:06,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:06,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:06,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:06,972 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 15:54:06,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:06,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 89 states and 107 transitions. [2021-11-23 15:54:06,998 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 107 transitions. [2021-11-23 15:54:06,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2021-11-23 15:54:06,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:06,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:07,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:07,046 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 15:54:07,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:07,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 88 states and 106 transitions. [2021-11-23 15:54:07,169 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 106 transitions. [2021-11-23 15:54:07,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 15:54:07,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:07,170 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:07,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:07,247 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 15:54:07,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:07,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 87 states and 105 transitions. [2021-11-23 15:54:07,270 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 105 transitions. [2021-11-23 15:54:07,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 15:54:07,270 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:07,270 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:07,353 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 15:54:07,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:07,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 86 states and 104 transitions. [2021-11-23 15:54:07,516 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 104 transitions. [2021-11-23 15:54:07,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 15:54:07,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:07,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:07,548 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 15:54:07,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:07,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 86 states and 102 transitions. [2021-11-23 15:54:07,552 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 102 transitions. [2021-11-23 15:54:07,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:54:07,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:07,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:07,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:07,601 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 15:54:07,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:07,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 89 states and 108 transitions. [2021-11-23 15:54:07,635 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 108 transitions. [2021-11-23 15:54:07,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:54:07,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:07,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:07,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:07,704 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 15:54:07,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:07,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 92 states and 114 transitions. [2021-11-23 15:54:07,856 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 114 transitions. [2021-11-23 15:54:07,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:54:07,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:07,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:07,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:07,903 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 15:54:07,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:07,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 93 states and 116 transitions. [2021-11-23 15:54:07,918 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 116 transitions. [2021-11-23 15:54:07,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 15:54:07,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:07,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:07,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:08,006 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 15:54:08,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:08,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 94 states and 118 transitions. [2021-11-23 15:54:08,026 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 118 transitions. [2021-11-23 15:54:08,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 15:54:08,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:08,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:08,091 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 15:54:08,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:08,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 126 transitions. [2021-11-23 15:54:08,236 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 126 transitions. [2021-11-23 15:54:08,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 15:54:08,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:08,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:08,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:08,340 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 15:54:08,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:08,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 102 states and 134 transitions. [2021-11-23 15:54:08,676 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 134 transitions. [2021-11-23 15:54:08,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 15:54:08,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:08,677 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:08,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:08,704 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 15:54:08,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:08,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 101 states and 133 transitions. [2021-11-23 15:54:08,735 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 133 transitions. [2021-11-23 15:54:08,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 15:54:08,735 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:08,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:08,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:08,835 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 15:54:08,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:08,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 102 states and 135 transitions. [2021-11-23 15:54:08,998 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 135 transitions. [2021-11-23 15:54:09,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 15:54:09,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:09,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:09,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:09,079 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 15:54:09,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:09,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 104 states and 139 transitions. [2021-11-23 15:54:09,445 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 139 transitions. [2021-11-23 15:54:09,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 15:54:09,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:09,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:09,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:09,601 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 15:54:10,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:10,332 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 106 states and 143 transitions. [2021-11-23 15:54:10,332 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 143 transitions. [2021-11-23 15:54:10,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:54:10,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:10,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:10,353 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 15:54:10,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:10,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 106 states and 140 transitions. [2021-11-23 15:54:10,358 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 140 transitions. [2021-11-23 15:54:10,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 15:54:10,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:10,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:10,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:10,681 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 15:54:11,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:11,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 111 states and 151 transitions. [2021-11-23 15:54:11,798 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 151 transitions. [2021-11-23 15:54:11,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 15:54:11,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:11,799 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:11,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:12,061 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 15:54:12,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:12,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 114 states and 158 transitions. [2021-11-23 15:54:12,397 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 158 transitions. [2021-11-23 15:54:12,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 15:54:12,398 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:12,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:12,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:12,712 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 15:54:13,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:13,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 121 states and 173 transitions. [2021-11-23 15:54:13,888 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 173 transitions. [2021-11-23 15:54:13,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 15:54:13,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:13,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:13,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:13,942 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 15:54:13,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:13,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 122 states and 176 transitions. [2021-11-23 15:54:13,954 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 176 transitions. [2021-11-23 15:54:13,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 15:54:13,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:13,955 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:13,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:14,121 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 15:54:14,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:14,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 124 states and 182 transitions. [2021-11-23 15:54:14,275 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 182 transitions. [2021-11-23 15:54:14,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 15:54:14,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:14,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:14,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:14,317 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 15:54:14,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:14,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 124 states and 181 transitions. [2021-11-23 15:54:14,324 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 181 transitions. [2021-11-23 15:54:14,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 15:54:14,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:14,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:14,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:14,404 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 15:54:14,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:14,565 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 126 states and 185 transitions. [2021-11-23 15:54:14,565 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 185 transitions. [2021-11-23 15:54:14,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:54:14,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:14,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:14,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:14,616 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 15:54:15,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:15,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 129 states and 191 transitions. [2021-11-23 15:54:15,031 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 191 transitions. [2021-11-23 15:54:15,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:54:15,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:15,032 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:15,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:15,062 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 15:54:15,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:15,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 134 states and 199 transitions. [2021-11-23 15:54:15,712 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 199 transitions. [2021-11-23 15:54:15,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:54:15,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:15,713 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:15,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:15,734 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 15:54:15,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:15,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 135 states and 200 transitions. [2021-11-23 15:54:15,958 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 200 transitions. [2021-11-23 15:54:15,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:54:15,959 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:15,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:15,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:16,233 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 15:54:16,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:16,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 137 states and 206 transitions. [2021-11-23 15:54:16,556 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 206 transitions. [2021-11-23 15:54:16,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:54:16,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:16,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:16,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:16,657 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 15:54:17,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:17,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 144 states and 222 transitions. [2021-11-23 15:54:17,717 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 222 transitions. [2021-11-23 15:54:17,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:54:17,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:17,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:17,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:17,897 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 15:54:19,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:19,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 149 states and 234 transitions. [2021-11-23 15:54:19,362 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 234 transitions. [2021-11-23 15:54:19,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 15:54:19,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:19,363 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:19,563 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 15:54:21,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:21,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 153 states and 244 transitions. [2021-11-23 15:54:21,075 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 244 transitions. [2021-11-23 15:54:21,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 15:54:21,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:21,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:21,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:21,451 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 15:54:23,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:23,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 157 states and 255 transitions. [2021-11-23 15:54:23,596 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 255 transitions. [2021-11-23 15:54:23,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 15:54:23,596 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:23,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:24,143 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 15:54:26,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:26,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 163 states and 271 transitions. [2021-11-23 15:54:26,082 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 271 transitions. [2021-11-23 15:54:26,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 15:54:26,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:26,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:26,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:26,653 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 15:54:29,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:29,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 169 states and 287 transitions. [2021-11-23 15:54:29,036 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 287 transitions. [2021-11-23 15:54:29,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 15:54:29,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:29,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:29,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:29,086 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 15:54:29,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:29,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 170 states and 287 transitions. [2021-11-23 15:54:29,098 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 287 transitions. [2021-11-23 15:54:29,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 15:54:29,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:29,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:29,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:29,613 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 15:54:32,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:32,066 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 178 states and 305 transitions. [2021-11-23 15:54:32,066 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 305 transitions. [2021-11-23 15:54:32,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 15:54:32,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:32,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:32,093 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 15:54:32,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:32,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 179 states and 307 transitions. [2021-11-23 15:54:32,336 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 307 transitions. [2021-11-23 15:54:32,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 15:54:32,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:32,336 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:32,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:32,736 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 15:54:33,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:33,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 180 states and 309 transitions. [2021-11-23 15:54:33,206 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 309 transitions. [2021-11-23 15:54:33,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 15:54:33,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:33,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:33,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:33,226 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 15:54:33,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:33,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 182 states and 313 transitions. [2021-11-23 15:54:33,577 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 313 transitions. [2021-11-23 15:54:33,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 15:54:33,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:33,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:33,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:33,700 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 15:54:34,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:34,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 185 states and 318 transitions. [2021-11-23 15:54:34,455 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 318 transitions. [2021-11-23 15:54:34,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 15:54:34,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:34,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:34,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:34,498 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:54:35,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:35,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 190 states and 332 transitions. [2021-11-23 15:54:35,190 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 332 transitions. [2021-11-23 15:54:35,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 15:54:35,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:35,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:35,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:35,509 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:54:36,158 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:36,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 192 states and 333 transitions. [2021-11-23 15:54:36,159 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 333 transitions. [2021-11-23 15:54:36,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:54:36,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:36,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:36,810 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 15:54:41,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:41,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 205 states and 363 transitions. [2021-11-23 15:54:41,411 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 363 transitions. [2021-11-23 15:54:41,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:54:41,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:41,412 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:41,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:41,458 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 15:54:41,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:41,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 207 states and 365 transitions. [2021-11-23 15:54:41,834 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 365 transitions. [2021-11-23 15:54:41,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:54:41,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:41,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:41,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:41,965 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 15:54:42,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:42,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 208 states and 365 transitions. [2021-11-23 15:54:42,075 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 365 transitions. [2021-11-23 15:54:42,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:54:42,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:42,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:42,097 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 15:54:42,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:42,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 207 states and 364 transitions. [2021-11-23 15:54:42,111 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 364 transitions. [2021-11-23 15:54:42,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:54:42,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:42,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:42,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:42,351 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 15:54:43,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:43,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 210 states and 369 transitions. [2021-11-23 15:54:43,172 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 369 transitions. [2021-11-23 15:54:43,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:54:43,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:43,173 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:43,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:43,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:54:46,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:46,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 217 states and 388 transitions. [2021-11-23 15:54:46,556 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 388 transitions. [2021-11-23 15:54:46,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 15:54:46,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:46,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:46,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:46,960 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:54:49,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:49,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 224 states and 405 transitions. [2021-11-23 15:54:49,471 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 405 transitions. [2021-11-23 15:54:49,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:54:49,472 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:49,472 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:49,492 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:54:50,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:50,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 223 states and 404 transitions. [2021-11-23 15:54:50,232 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 404 transitions. [2021-11-23 15:54:50,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:54:50,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:50,233 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:50,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:50,422 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 15:54:51,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:51,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 226 states and 407 transitions. [2021-11-23 15:54:51,184 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 407 transitions. [2021-11-23 15:54:51,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:54:51,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:51,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:51,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:51,202 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 15:54:51,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:51,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 229 states and 411 transitions. [2021-11-23 15:54:51,590 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 411 transitions. [2021-11-23 15:54:51,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:54:51,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:51,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:51,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:51,706 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 15:54:52,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:52,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 232 states and 425 transitions. [2021-11-23 15:54:52,229 INFO L276 IsEmpty]: Start isEmpty. Operand 232 states and 425 transitions. [2021-11-23 15:54:52,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:54:52,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:52,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:52,437 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 15:54:53,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:53,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 236 states and 432 transitions. [2021-11-23 15:54:53,714 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 432 transitions. [2021-11-23 15:54:53,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:54:53,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:53,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:53,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:54,150 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 15:54:57,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:57,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 243 states and 455 transitions. [2021-11-23 15:54:57,558 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 455 transitions. [2021-11-23 15:54:57,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:54:57,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:57,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:57,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:57,634 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:54:57,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:57,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 244 states and 455 transitions. [2021-11-23 15:54:57,662 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 455 transitions. [2021-11-23 15:54:57,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 15:54:57,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:57,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:57,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:57,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:54:57,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:54:57,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 245 states and 455 transitions. [2021-11-23 15:54:57,728 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 455 transitions. [2021-11-23 15:54:57,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 15:54:57,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:54:57,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:54:57,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:54:58,792 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 15:55:02,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:02,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 251 states and 469 transitions. [2021-11-23 15:55:02,548 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 469 transitions. [2021-11-23 15:55:02,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 15:55:02,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:02,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:02,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:02,622 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:55:03,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:03,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 254 states and 473 transitions. [2021-11-23 15:55:03,285 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 473 transitions. [2021-11-23 15:55:03,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 15:55:03,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:03,286 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:03,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:03,410 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:55:04,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:04,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 257 states and 477 transitions. [2021-11-23 15:55:04,070 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 477 transitions. [2021-11-23 15:55:04,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 15:55:04,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:04,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:04,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:05,211 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:55:11,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:11,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 268 states and 506 transitions. [2021-11-23 15:55:11,368 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 506 transitions. [2021-11-23 15:55:11,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 15:55:11,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:11,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:11,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:12,270 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 15:55:17,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:17,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 275 states and 529 transitions. [2021-11-23 15:55:17,480 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 529 transitions. [2021-11-23 15:55:17,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 15:55:17,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:17,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:17,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:17,546 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:55:17,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:17,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 276 states and 529 transitions. [2021-11-23 15:55:17,572 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 529 transitions. [2021-11-23 15:55:17,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 15:55:17,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:17,573 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:17,597 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-23 15:55:17,603 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-23 15:55:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:17,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-23 15:55:17,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 15:55:17,756 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 15:55:18,391 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-23 15:55:18,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-23 15:55:18,407 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 15:55:18,733 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 15:55:18,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 15:55:19,421 INFO L354 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2021-11-23 15:55:19,421 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 14 treesize of output 20 [2021-11-23 15:55:19,437 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2021-11-23 15:55:19,472 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-23 15:55:19,473 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 29 [2021-11-23 15:55:19,762 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-23 15:55:19,762 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 29 [2021-11-23 15:55:19,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 15:55:19,774 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-23 15:55:19,868 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-23 15:55:19,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 37 [2021-11-23 15:55:19,873 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2021-11-23 15:55:20,235 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-23 15:55:20,240 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-23 15:55:20,255 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:55:24,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:24,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 287 states and 559 transitions. [2021-11-23 15:55:24,939 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 559 transitions. [2021-11-23 15:55:24,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 15:55:24,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:24,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:24,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:25,652 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:55:27,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:27,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 288 states and 563 transitions. [2021-11-23 15:55:27,036 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 563 transitions. [2021-11-23 15:55:27,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 15:55:27,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:27,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:27,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:27,061 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-23 15:55:27,073 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-23 15:55:27,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:27,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-23 15:55:27,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 15:55:27,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 15:55:27,171 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-23 15:55:27,172 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-23 15:55:27,184 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 15:55:27,205 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 15:55:27,218 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 15:55:27,256 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-23 15:55:27,258 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 29 [2021-11-23 15:55:27,268 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 15:55:27,269 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-23 15:55:27,311 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-23 15:55:27,312 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 29 [2021-11-23 15:55:27,326 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 15:55:27,327 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-23 15:55:27,412 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-23 15:55:27,413 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 37 [2021-11-23 15:55:27,417 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2021-11-23 15:55:27,438 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-23 15:55:27,448 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-23 15:55:27,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:55:28,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:28,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 289 states and 567 transitions. [2021-11-23 15:55:28,407 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 567 transitions. [2021-11-23 15:55:28,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:55:28,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:28,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:28,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:55:31,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:31,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 295 states and 580 transitions. [2021-11-23 15:55:31,664 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 580 transitions. [2021-11-23 15:55:31,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:55:31,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:31,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:31,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:31,686 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:55:34,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:34,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 301 states and 591 transitions. [2021-11-23 15:55:34,861 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 591 transitions. [2021-11-23 15:55:34,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:55:34,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:34,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:34,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:34,883 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 15:55:35,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:35,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 301 states and 590 transitions. [2021-11-23 15:55:35,502 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 590 transitions. [2021-11-23 15:55:35,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:55:35,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:35,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:35,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:35,616 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 15:55:36,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:36,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 590 states to 302 states and 590 transitions. [2021-11-23 15:55:36,420 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 590 transitions. [2021-11-23 15:55:36,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:55:36,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:36,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:36,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:36,477 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:55:37,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:37,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 306 states and 598 transitions. [2021-11-23 15:55:37,456 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 598 transitions. [2021-11-23 15:55:37,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 15:55:37,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:37,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:37,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:37,480 ERROR L253 erpolLogProxyWrapper]: Interpolant 6 not inductive [2021-11-23 15:55:37,485 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception generated interpolants did not pass sanity check [2021-11-23 15:55:37,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:37,518 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-23 15:55:37,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 15:55:37,527 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 15:55:37,566 INFO L354 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2021-11-23 15:55:37,566 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2021-11-23 15:55:37,577 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2021-11-23 15:55:37,595 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 15:55:37,602 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2021-11-23 15:55:37,638 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-23 15:55:37,638 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 29 [2021-11-23 15:55:37,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 15:55:37,649 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-23 15:55:37,695 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-23 15:55:37,697 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 31 treesize of output 29 [2021-11-23 15:55:37,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-23 15:55:37,706 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 16 [2021-11-23 15:55:37,775 INFO L354 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2021-11-23 15:55:37,775 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 38 treesize of output 37 [2021-11-23 15:55:37,783 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 20 [2021-11-23 15:55:37,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 13 [2021-11-23 15:55:37,805 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2021-11-23 15:55:37,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:55:37,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:37,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 598 states to 307 states and 598 transitions. [2021-11-23 15:55:37,845 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 598 transitions. [2021-11-23 15:55:37,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:55:37,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:37,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:37,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:37,916 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:55:41,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:41,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 313 states and 610 transitions. [2021-11-23 15:55:41,837 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 610 transitions. [2021-11-23 15:55:41,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:55:41,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:41,838 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:41,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:42,256 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:55:45,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:45,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 317 states and 622 transitions. [2021-11-23 15:55:45,578 INFO L276 IsEmpty]: Start isEmpty. Operand 317 states and 622 transitions. [2021-11-23 15:55:45,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:55:45,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:45,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:45,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:45,623 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:55:46,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:46,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 318 states and 627 transitions. [2021-11-23 15:55:46,777 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 627 transitions. [2021-11-23 15:55:46,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:55:46,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:46,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:46,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:47,153 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:55:50,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:50,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 637 states to 322 states and 637 transitions. [2021-11-23 15:55:50,547 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 637 transitions. [2021-11-23 15:55:50,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:55:50,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:50,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:50,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:51,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:55:53,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:53,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 323 states and 640 transitions. [2021-11-23 15:55:53,049 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 640 transitions. [2021-11-23 15:55:53,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:55:53,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:53,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:53,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:55:54,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:54,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 323 states and 639 transitions. [2021-11-23 15:55:54,044 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 639 transitions. [2021-11-23 15:55:54,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:55:54,045 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:54,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:54,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:54,177 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:55:55,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:55,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 323 states and 638 transitions. [2021-11-23 15:55:55,183 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 638 transitions. [2021-11-23 15:55:55,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:55:55,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:55,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:55,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:55:56,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:56,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 643 states to 326 states and 643 transitions. [2021-11-23 15:55:56,953 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 643 transitions. [2021-11-23 15:55:56,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:55:56,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:56,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:56,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:56,980 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:55:58,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:58,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 327 states and 645 transitions. [2021-11-23 15:55:58,673 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 645 transitions. [2021-11-23 15:55:58,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 15:55:58,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:58,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:58,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:58,712 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 15:55:59,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:59,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 332 states and 651 transitions. [2021-11-23 15:55:59,636 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 651 transitions. [2021-11-23 15:55:59,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:55:59,637 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:59,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:59,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:59,673 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:55:59,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:59,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 333 states and 666 transitions. [2021-11-23 15:55:59,693 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 666 transitions. [2021-11-23 15:55:59,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:55:59,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:59,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:55:59,715 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 15:55:59,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:55:59,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 664 states to 333 states and 664 transitions. [2021-11-23 15:55:59,979 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 664 transitions. [2021-11-23 15:55:59,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:55:59,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:55:59,980 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:55:59,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:56:00,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:56:02,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:02,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 336 states and 669 transitions. [2021-11-23 15:56:02,423 INFO L276 IsEmpty]: Start isEmpty. Operand 336 states and 669 transitions. [2021-11-23 15:56:02,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:56:02,425 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:02,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:02,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:56:04,632 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:56:12,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:12,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 346 states and 694 transitions. [2021-11-23 15:56:12,415 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 694 transitions. [2021-11-23 15:56:12,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:56:12,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:12,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:12,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:56:13,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:56:19,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:19,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 353 states and 712 transitions. [2021-11-23 15:56:19,086 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 712 transitions. [2021-11-23 15:56:19,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:56:19,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:19,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:19,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:56:19,112 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:56:21,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:21,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 718 states to 354 states and 718 transitions. [2021-11-23 15:56:21,380 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 718 transitions. [2021-11-23 15:56:21,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:56:21,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:21,385 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:21,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:56:21,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:56:23,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:23,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 357 states and 725 transitions. [2021-11-23 15:56:23,393 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 725 transitions. [2021-11-23 15:56:23,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:56:23,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:23,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:23,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:56:24,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:56:29,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:29,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 747 states to 361 states and 747 transitions. [2021-11-23 15:56:29,291 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 747 transitions. [2021-11-23 15:56:29,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 15:56:29,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:29,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:29,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:56:31,593 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:56:44,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:44,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 375 states and 781 transitions. [2021-11-23 15:56:44,164 INFO L276 IsEmpty]: Start isEmpty. Operand 375 states and 781 transitions. [2021-11-23 15:56:44,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 15:56:44,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:44,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:44,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:56:44,208 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:56:47,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:47,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 377 states and 790 transitions. [2021-11-23 15:56:47,498 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 790 transitions. [2021-11-23 15:56:47,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 15:56:47,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:47,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:47,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:56:47,524 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:56:49,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:49,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 793 states to 380 states and 793 transitions. [2021-11-23 15:56:49,812 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 793 transitions. [2021-11-23 15:56:49,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 15:56:49,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:49,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:49,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:56:49,835 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:56:52,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:52,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 796 states to 383 states and 796 transitions. [2021-11-23 15:56:52,539 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 796 transitions. [2021-11-23 15:56:52,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 15:56:52,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:52,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:52,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:56:52,673 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:56:55,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:55,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 808 states to 389 states and 808 transitions. [2021-11-23 15:56:55,391 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 808 transitions. [2021-11-23 15:56:55,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 15:56:55,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:55,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:55,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:56:55,487 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:56:57,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:56:57,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 394 states and 818 transitions. [2021-11-23 15:56:57,830 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 818 transitions. [2021-11-23 15:56:57,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 15:56:57,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:56:57,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:56:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:56:58,408 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:04,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:04,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 405 states and 850 transitions. [2021-11-23 15:57:04,757 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 850 transitions. [2021-11-23 15:57:04,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:57:04,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:04,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:04,807 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:10,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:10,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 862 states to 411 states and 862 transitions. [2021-11-23 15:57:10,409 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 862 transitions. [2021-11-23 15:57:10,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:57:10,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:10,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:10,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:10,472 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:11,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:12,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 412 states and 865 transitions. [2021-11-23 15:57:12,000 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 865 transitions. [2021-11-23 15:57:12,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:57:12,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:12,001 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:12,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:15,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:15,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 414 states and 875 transitions. [2021-11-23 15:57:15,097 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 875 transitions. [2021-11-23 15:57:15,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:57:15,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:15,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:15,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:15,152 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:18,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:18,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 416 states and 883 transitions. [2021-11-23 15:57:18,080 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 883 transitions. [2021-11-23 15:57:18,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:57:18,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:18,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:18,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:18,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:26,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:26,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 423 states and 903 transitions. [2021-11-23 15:57:26,357 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 903 transitions. [2021-11-23 15:57:26,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:57:26,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:26,358 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:26,427 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:30,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:30,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 426 states and 906 transitions. [2021-11-23 15:57:30,228 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 906 transitions. [2021-11-23 15:57:30,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:57:30,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:30,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:30,812 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:34,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:34,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 428 states and 915 transitions. [2021-11-23 15:57:34,330 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 915 transitions. [2021-11-23 15:57:34,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 15:57:34,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:34,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:34,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:34,354 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:57:34,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:34,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 376 states and 751 transitions. [2021-11-23 15:57:34,912 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 751 transitions. [2021-11-23 15:57:34,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 15:57:34,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:34,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:34,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:35,623 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:40,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:40,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 380 states and 760 transitions. [2021-11-23 15:57:40,556 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 760 transitions. [2021-11-23 15:57:40,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 15:57:40,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:40,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:40,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:42,814 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:57:48,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:57:48,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 384 states and 780 transitions. [2021-11-23 15:57:48,629 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 780 transitions. [2021-11-23 15:57:48,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 15:57:48,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:57:48,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:57:48,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:57:50,513 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:08,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:08,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 398 states and 818 transitions. [2021-11-23 15:58:08,580 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 818 transitions. [2021-11-23 15:58:08,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 15:58:08,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:08,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:08,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:08,638 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:12,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:12,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 401 states and 823 transitions. [2021-11-23 15:58:12,076 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 823 transitions. [2021-11-23 15:58:12,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 15:58:12,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:12,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:12,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:12,567 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:15,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:15,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 403 states and 825 transitions. [2021-11-23 15:58:15,705 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 825 transitions. [2021-11-23 15:58:15,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 15:58:15,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:15,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:16,132 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:19,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:19,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 405 states and 827 transitions. [2021-11-23 15:58:19,361 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 827 transitions. [2021-11-23 15:58:19,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 15:58:19,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:19,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:21,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:30,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:30,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 409 states and 834 transitions. [2021-11-23 15:58:30,026 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 834 transitions. [2021-11-23 15:58:30,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 15:58:30,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:30,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:30,078 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:31,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:31,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 415 states and 841 transitions. [2021-11-23 15:58:31,519 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 841 transitions. [2021-11-23 15:58:31,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 15:58:31,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:31,520 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:31,552 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 15:58:35,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:35,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 419 states and 847 transitions. [2021-11-23 15:58:35,361 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 847 transitions. [2021-11-23 15:58:35,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 15:58:35,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:35,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:35,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:35,450 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:58:39,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:39,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 423 states and 852 transitions. [2021-11-23 15:58:39,556 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 852 transitions. [2021-11-23 15:58:39,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 15:58:39,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:39,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:39,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:39,602 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:58:43,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:58:43,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 426 states and 855 transitions. [2021-11-23 15:58:43,158 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 855 transitions. [2021-11-23 15:58:43,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 15:58:43,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:58:43,159 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:58:43,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:58:47,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:00,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:00,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 875 states to 432 states and 875 transitions. [2021-11-23 15:59:00,599 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 875 transitions. [2021-11-23 15:59:00,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 15:59:00,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:00,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:01,656 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 15:59:06,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:06,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 436 states and 884 transitions. [2021-11-23 15:59:06,326 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 884 transitions. [2021-11-23 15:59:06,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 15:59:06,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:06,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:06,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:06,475 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:10,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:10,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 439 states and 889 transitions. [2021-11-23 15:59:10,148 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 889 transitions. [2021-11-23 15:59:10,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 15:59:10,148 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:10,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:10,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:12,795 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:22,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:22,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 445 states and 900 transitions. [2021-11-23 15:59:22,251 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 900 transitions. [2021-11-23 15:59:22,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 15:59:22,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:22,252 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:22,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:22,340 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:26,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:26,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 447 states and 901 transitions. [2021-11-23 15:59:26,184 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 901 transitions. [2021-11-23 15:59:26,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 15:59:26,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:26,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:26,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:30,553 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:43,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:43,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 453 states and 920 transitions. [2021-11-23 15:59:43,939 INFO L276 IsEmpty]: Start isEmpty. Operand 453 states and 920 transitions. [2021-11-23 15:59:43,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 15:59:43,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:43,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:43,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:44,111 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:48,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:48,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 456 states and 925 transitions. [2021-11-23 15:59:48,088 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 925 transitions. [2021-11-23 15:59:48,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 15:59:48,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:48,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:48,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:48,119 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 15:59:50,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:50,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 932 states to 461 states and 932 transitions. [2021-11-23 15:59:50,008 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 932 transitions. [2021-11-23 15:59:50,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 15:59:50,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:50,008 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:50,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:50,082 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:50,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:50,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 933 states to 463 states and 933 transitions. [2021-11-23 15:59:50,125 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 933 transitions. [2021-11-23 15:59:50,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 15:59:50,126 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:50,126 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:50,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 15:59:50,214 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 15:59:55,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:59:55,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 467 states and 938 transitions. [2021-11-23 15:59:55,707 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 938 transitions. [2021-11-23 15:59:55,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 15:59:55,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:59:55,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:59:55,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:00:00,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:00:30,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:00:30,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 487 states and 997 transitions. [2021-11-23 16:00:30,063 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 997 transitions. [2021-11-23 16:00:30,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 16:00:30,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:00:30,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:00:30,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:00:30,197 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:00:39,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:00:39,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 493 states and 1018 transitions. [2021-11-23 16:00:39,668 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1018 transitions. [2021-11-23 16:00:39,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 16:00:39,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:00:39,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:00:39,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:00:45,531 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:00:59,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:00:59,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1034 states to 500 states and 1034 transitions. [2021-11-23 16:00:59,291 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 1034 transitions. [2021-11-23 16:00:59,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 16:00:59,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:00:59,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:00:59,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:00:59,446 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:03,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:03,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 502 states and 1038 transitions. [2021-11-23 16:01:03,766 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1038 transitions. [2021-11-23 16:01:03,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 16:01:03,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:03,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:03,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:03,846 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:03,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:03,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1038 states to 503 states and 1038 transitions. [2021-11-23 16:01:03,878 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 1038 transitions. [2021-11-23 16:01:03,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 16:01:03,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:03,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:06,627 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:12,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:12,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 507 states and 1048 transitions. [2021-11-23 16:01:12,879 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1048 transitions. [2021-11-23 16:01:12,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 16:01:12,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:12,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:12,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:16,893 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:31,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:31,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1062 states to 513 states and 1062 transitions. [2021-11-23 16:01:31,233 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1062 transitions. [2021-11-23 16:01:31,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:01:31,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:31,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:31,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:32,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:47,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:47,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 522 states and 1083 transitions. [2021-11-23 16:01:47,059 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1083 transitions. [2021-11-23 16:01:47,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:01:47,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:47,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:47,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:47,228 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:01:48,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:01:48,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 523 states and 1086 transitions. [2021-11-23 16:01:48,937 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 1086 transitions. [2021-11-23 16:01:48,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:01:48,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:01:48,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:01:48,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:01:49,068 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:02:00,911 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:02:00,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1111 states to 535 states and 1111 transitions. [2021-11-23 16:02:00,912 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 1111 transitions. [2021-11-23 16:02:00,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:02:00,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:02:00,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:02:00,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:02:01,034 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:02:05,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:02:05,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1116 states to 538 states and 1116 transitions. [2021-11-23 16:02:05,542 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1116 transitions. [2021-11-23 16:02:05,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:02:05,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:02:05,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:02:05,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:02:05,662 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:02:14,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:02:14,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1127 states to 542 states and 1127 transitions. [2021-11-23 16:02:14,623 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 1127 transitions. [2021-11-23 16:02:14,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:02:14,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:02:14,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:02:14,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:02:16,169 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:02:19,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:02:19,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1132 states to 544 states and 1132 transitions. [2021-11-23 16:02:19,871 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 1132 transitions. [2021-11-23 16:02:19,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:02:19,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:02:19,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:02:19,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:02:19,944 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:02:21,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:02:21,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 546 states and 1135 transitions. [2021-11-23 16:02:21,932 INFO L276 IsEmpty]: Start isEmpty. Operand 546 states and 1135 transitions. [2021-11-23 16:02:21,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:02:21,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:02:21,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:02:21,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:02:21,951 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 16:02:27,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:02:27,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 549 states and 1141 transitions. [2021-11-23 16:02:27,759 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1141 transitions. [2021-11-23 16:02:27,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:02:27,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:02:27,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:02:27,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:02:31,957 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:02:40,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:02:40,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 555 states and 1166 transitions. [2021-11-23 16:02:40,522 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 1166 transitions. [2021-11-23 16:02:40,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:02:40,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:02:40,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:02:40,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:02:40,568 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 16:02:46,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:02:46,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 558 states and 1171 transitions. [2021-11-23 16:02:46,818 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states and 1171 transitions. [2021-11-23 16:02:46,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:02:46,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:02:46,819 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:02:46,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:02:46,833 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 16:02:55,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:02:55,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1185 states to 565 states and 1185 transitions. [2021-11-23 16:02:55,494 INFO L276 IsEmpty]: Start isEmpty. Operand 565 states and 1185 transitions. [2021-11-23 16:02:55,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:02:55,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:02:55,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:02:55,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:02:55,518 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 16:03:04,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:03:04,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 572 states and 1200 transitions. [2021-11-23 16:03:04,707 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 1200 transitions. [2021-11-23 16:03:04,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:03:04,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:03:04,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:03:04,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:03:04,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 16:03:05,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:03:05,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1202 states to 573 states and 1202 transitions. [2021-11-23 16:03:05,699 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1202 transitions. [2021-11-23 16:03:05,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:03:05,699 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:03:05,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:03:05,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:03:07,254 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:03:11,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:03:11,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 574 states and 1204 transitions. [2021-11-23 16:03:11,049 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 1204 transitions. [2021-11-23 16:03:11,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 16:03:11,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:03:11,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:03:11,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:03:11,130 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:03:12,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:03:12,130 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 575 states and 1204 transitions. [2021-11-23 16:03:12,130 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 1204 transitions. [2021-11-23 16:03:12,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 16:03:12,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:03:12,130 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:03:12,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:03:14,561 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:03:37,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:03:37,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1232 states to 582 states and 1232 transitions. [2021-11-23 16:03:37,157 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 1232 transitions. [2021-11-23 16:03:37,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 16:03:37,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:03:37,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:03:37,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:03:37,243 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:03:37,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:03:37,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 584 states and 1233 transitions. [2021-11-23 16:03:37,316 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1233 transitions. [2021-11-23 16:03:37,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 16:03:37,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:03:37,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:03:37,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:03:40,397 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:04:01,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:04:01,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1261 states to 593 states and 1261 transitions. [2021-11-23 16:04:01,970 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 1261 transitions. [2021-11-23 16:04:01,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 16:04:01,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:04:01,970 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:04:01,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:04:03,458 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 16:04:24,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:04:24,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1289 states to 601 states and 1289 transitions. [2021-11-23 16:04:24,777 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1289 transitions. [2021-11-23 16:04:24,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 16:04:24,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:04:24,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:04:24,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:04:24,878 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:04:38,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:04:38,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1328 states to 608 states and 1328 transitions. [2021-11-23 16:04:38,396 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 1328 transitions. [2021-11-23 16:04:38,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 16:04:38,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:04:38,397 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:04:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:04:38,441 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 16:04:51,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:04:51,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1349 states to 615 states and 1349 transitions. [2021-11-23 16:04:51,721 INFO L276 IsEmpty]: Start isEmpty. Operand 615 states and 1349 transitions. [2021-11-23 16:04:51,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 16:04:51,721 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:04:51,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:04:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:04:54,679 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:05:19,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:05:19,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 625 states and 1381 transitions. [2021-11-23 16:05:19,664 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 1381 transitions. [2021-11-23 16:05:19,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 16:05:19,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:05:19,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:05:19,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:05:23,668 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:05:32,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:05:32,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1388 states to 627 states and 1388 transitions. [2021-11-23 16:05:32,135 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1388 transitions. [2021-11-23 16:05:32,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 16:05:32,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:05:32,136 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:05:32,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:05:32,177 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 16:05:40,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:05:40,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 631 states and 1404 transitions. [2021-11-23 16:05:40,631 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1404 transitions. [2021-11-23 16:05:40,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 16:05:40,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:05:40,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:05:40,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:05:40,703 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 16:05:44,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 16:05:44,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 634 states and 1410 transitions. [2021-11-23 16:05:44,936 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 1410 transitions. [2021-11-23 16:05:44,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 16:05:44,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 16:05:44,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 16:05:44,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 16:05:45,015 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.