./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/dll2c_append_unequal.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/dll2c_append_unequal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ --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 9aabbeff87ba819b44dc608a3105d0ba81b71cd88693ecf2e6bf3860a7863e64 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:27:03,222 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:27:03,225 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:27:03,289 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:27:03,290 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:27:03,295 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:27:03,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:27:03,302 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:27:03,305 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:27:03,311 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:27:03,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:27:03,315 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:27:03,316 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:27:03,318 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:27:03,321 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:27:03,326 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:27:03,328 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:27:03,329 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:27:03,331 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:27:03,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:27:03,341 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:27:03,343 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:27:03,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:27:03,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:27:03,361 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:27:03,361 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:27:03,362 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:27:03,364 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:27:03,364 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:27:03,366 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:27:03,366 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:27:03,367 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:27:03,369 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:27:03,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:27:03,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:27:03,373 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:27:03,374 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:27:03,374 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:27:03,374 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:27:03,375 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:27:03,376 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:27:03,377 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:27:03,420 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:27:03,420 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:27:03,422 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:27:03,422 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:27:03,423 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:27:03,423 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:27:03,423 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:27:03,423 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:27:03,427 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:27:03,427 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:27:03,428 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:27:03,429 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:27:03,429 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:27:03,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:27:03,429 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:27:03,430 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:27:03,430 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:27:03,430 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:27:03,430 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:27:03,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:27:03,431 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:27:03,431 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:27:03,431 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:27:03,431 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:27:03,432 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_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9aabbeff87ba819b44dc608a3105d0ba81b71cd88693ecf2e6bf3860a7863e64 [2021-11-23 00:27:03,763 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:27:03,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:27:03,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:27:03,808 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:27:03,809 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:27:03,810 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-simple/dll2c_append_unequal.i [2021-11-23 00:27:03,903 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/data/c4274e185/e246cd1a021645a492f6991c65bdcef4/FLAGcf405243a [2021-11-23 00:27:04,482 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:27:04,483 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/sv-benchmarks/c/list-simple/dll2c_append_unequal.i [2021-11-23 00:27:04,497 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/data/c4274e185/e246cd1a021645a492f6991c65bdcef4/FLAGcf405243a [2021-11-23 00:27:04,811 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/data/c4274e185/e246cd1a021645a492f6991c65bdcef4 [2021-11-23 00:27:04,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:27:04,817 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:27:04,826 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:27:04,826 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:27:04,830 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:27:04,830 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:27:04" (1/1) ... [2021-11-23 00:27:04,833 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bc98bcf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:04, skipping insertion in model container [2021-11-23 00:27:04,836 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:27:04" (1/1) ... [2021-11-23 00:27:04,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:27:04,892 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:27:05,206 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_447ba216-4bd5-4b8d-b545-0d115f061ec0/sv-benchmarks/c/list-simple/dll2c_append_unequal.i[24672,24685] [2021-11-23 00:27:05,209 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:27:05,216 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:27:05,258 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_447ba216-4bd5-4b8d-b545-0d115f061ec0/sv-benchmarks/c/list-simple/dll2c_append_unequal.i[24672,24685] [2021-11-23 00:27:05,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:27:05,291 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:27:05,292 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:05 WrapperNode [2021-11-23 00:27:05,292 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:27:05,293 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:27:05,293 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:27:05,294 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:27:05,301 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:05" (1/1) ... [2021-11-23 00:27:05,316 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:05" (1/1) ... [2021-11-23 00:27:05,348 INFO L137 Inliner]: procedures = 127, calls = 49, calls flagged for inlining = 9, calls inlined = 11, statements flattened = 180 [2021-11-23 00:27:05,355 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:27:05,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:27:05,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:27:05,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:27:05,367 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:05" (1/1) ... [2021-11-23 00:27:05,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:05" (1/1) ... [2021-11-23 00:27:05,390 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:05" (1/1) ... [2021-11-23 00:27:05,390 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:05" (1/1) ... [2021-11-23 00:27:05,406 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:05" (1/1) ... [2021-11-23 00:27:05,410 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:05" (1/1) ... [2021-11-23 00:27:05,412 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:05" (1/1) ... [2021-11-23 00:27:05,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:27:05,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:27:05,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:27:05,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:27:05,429 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:27:05" (1/1) ... [2021-11-23 00:27:05,443 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:27:05,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:27:05,462 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:27:05,470 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_447ba216-4bd5-4b8d-b545-0d115f061ec0/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:27:05,505 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 00:27:05,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 00:27:05,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 00:27:05,506 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:27:05,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 00:27:05,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 00:27:05,507 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 00:27:05,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 00:27:05,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 00:27:05,508 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:27:05,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:27:05,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:27:05,654 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:27:05,656 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:27:06,148 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:27:06,231 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:27:06,232 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-23 00:27:06,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:27:06 BoogieIcfgContainer [2021-11-23 00:27:06,240 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:27:06,241 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:27:06,241 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:27:06,252 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:27:06,252 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:27:06" (1/1) ... [2021-11-23 00:27:06,263 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:27:06,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:06,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 138 states and 150 transitions. [2021-11-23 00:27:06,346 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 150 transitions. [2021-11-23 00:27:06,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:27:06,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:06,350 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:06,495 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 00:27:06,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:06,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 137 states and 149 transitions. [2021-11-23 00:27:06,531 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 149 transitions. [2021-11-23 00:27:06,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-23 00:27:06,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:06,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:06,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:06,633 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 00:27:06,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:06,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 136 states and 148 transitions. [2021-11-23 00:27:06,756 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 148 transitions. [2021-11-23 00:27:06,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:27:06,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:06,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:06,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:06,791 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 00:27:06,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:06,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 135 states and 147 transitions. [2021-11-23 00:27:06,804 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 147 transitions. [2021-11-23 00:27:06,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:27:06,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:06,805 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:06,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:06,863 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 00:27:06,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:06,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 134 states and 146 transitions. [2021-11-23 00:27:06,884 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 146 transitions. [2021-11-23 00:27:06,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:27:06,885 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:06,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:06,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:06,951 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 00:27:06,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:06,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 133 states and 145 transitions. [2021-11-23 00:27:06,965 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 145 transitions. [2021-11-23 00:27:06,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:27:06,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:06,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:06,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,008 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 00:27:07,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 132 states and 144 transitions. [2021-11-23 00:27:07,025 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 144 transitions. [2021-11-23 00:27:07,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:27:07,025 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,116 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 00:27:07,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 133 states and 146 transitions. [2021-11-23 00:27:07,272 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 146 transitions. [2021-11-23 00:27:07,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:27:07,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,341 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 00:27:07,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 132 states and 145 transitions. [2021-11-23 00:27:07,373 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 145 transitions. [2021-11-23 00:27:07,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:27:07,373 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,374 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,433 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 00:27:07,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 131 states and 144 transitions. [2021-11-23 00:27:07,465 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 144 transitions. [2021-11-23 00:27:07,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:27:07,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,516 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 00:27:07,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 130 states and 143 transitions. [2021-11-23 00:27:07,533 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 143 transitions. [2021-11-23 00:27:07,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:27:07,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:07,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 129 states and 142 transitions. [2021-11-23 00:27:07,587 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 142 transitions. [2021-11-23 00:27:07,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:27:07,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,612 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 00:27:07,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 128 states and 141 transitions. [2021-11-23 00:27:07,626 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 141 transitions. [2021-11-23 00:27:07,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:27:07,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,665 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 00:27:07,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 127 states and 140 transitions. [2021-11-23 00:27:07,682 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 140 transitions. [2021-11-23 00:27:07,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:27:07,683 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,749 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 00:27:07,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:07,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 126 states and 139 transitions. [2021-11-23 00:27:07,777 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 139 transitions. [2021-11-23 00:27:07,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:27:07,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:07,779 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:07,860 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 00:27:08,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:08,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 125 states and 138 transitions. [2021-11-23 00:27:08,009 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 138 transitions. [2021-11-23 00:27:08,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:27:08,009 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:08,010 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:08,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:08,134 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 00:27:08,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:08,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 133 states and 151 transitions. [2021-11-23 00:27:08,657 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 151 transitions. [2021-11-23 00:27:08,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:27:08,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:08,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:08,749 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 00:27:09,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:09,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 141 states and 164 transitions. [2021-11-23 00:27:09,480 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 164 transitions. [2021-11-23 00:27:09,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:27:09,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:09,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:09,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:10,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:10,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 147 states and 171 transitions. [2021-11-23 00:27:10,710 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 171 transitions. [2021-11-23 00:27:10,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:27:10,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:10,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:10,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:10,889 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 00:27:12,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:12,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 158 states and 199 transitions. [2021-11-23 00:27:12,571 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 199 transitions. [2021-11-23 00:27:12,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:27:12,572 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:12,572 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:12,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:12,884 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 00:27:15,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:15,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 169 states and 227 transitions. [2021-11-23 00:27:15,215 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 227 transitions. [2021-11-23 00:27:15,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:15,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:15,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:15,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:15,239 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:16,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:16,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 173 states and 238 transitions. [2021-11-23 00:27:16,468 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 238 transitions. [2021-11-23 00:27:16,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:27:16,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:16,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:16,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:16,612 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:18,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 177 states and 247 transitions. [2021-11-23 00:27:18,255 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 247 transitions. [2021-11-23 00:27:18,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:27:18,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:18,298 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:18,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 176 states and 246 transitions. [2021-11-23 00:27:18,347 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 246 transitions. [2021-11-23 00:27:18,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:27:18,348 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:18,393 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:18,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 175 states and 245 transitions. [2021-11-23 00:27:18,416 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 245 transitions. [2021-11-23 00:27:18,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:27:18,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:18,441 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:18,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 174 states and 244 transitions. [2021-11-23 00:27:18,454 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 244 transitions. [2021-11-23 00:27:18,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:27:18,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,455 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:18,492 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:18,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 173 states and 243 transitions. [2021-11-23 00:27:18,507 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 243 transitions. [2021-11-23 00:27:18,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:27:18,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:18,540 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:18,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 172 states and 242 transitions. [2021-11-23 00:27:18,553 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 242 transitions. [2021-11-23 00:27:18,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 00:27:18,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:18,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:18,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:18,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 171 states and 241 transitions. [2021-11-23 00:27:18,626 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 241 transitions. [2021-11-23 00:27:18,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:18,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:18,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:19,014 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:23,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:23,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 188 states and 277 transitions. [2021-11-23 00:27:23,182 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 277 transitions. [2021-11-23 00:27:23,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 00:27:23,183 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:23,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:23,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:23,859 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 00:27:29,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:29,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 205 states and 311 transitions. [2021-11-23 00:27:29,230 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 311 transitions. [2021-11-23 00:27:29,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:27:29,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:29,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:29,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:29,372 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:31,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:31,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 213 states and 324 transitions. [2021-11-23 00:27:31,668 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 324 transitions. [2021-11-23 00:27:31,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:27:31,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:31,669 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:31,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:31,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:32,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:32,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 328 states to 215 states and 328 transitions. [2021-11-23 00:27:32,325 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 328 transitions. [2021-11-23 00:27:32,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:27:32,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:32,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:32,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:32,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:33,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:33,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 217 states and 332 transitions. [2021-11-23 00:27:33,542 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 332 transitions. [2021-11-23 00:27:33,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:27:33,542 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:33,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:33,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:33,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:34,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:34,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 218 states and 335 transitions. [2021-11-23 00:27:34,072 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 335 transitions. [2021-11-23 00:27:34,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:27:34,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:34,072 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:34,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:34,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:35,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:35,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 220 states and 341 transitions. [2021-11-23 00:27:35,754 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 341 transitions. [2021-11-23 00:27:35,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 00:27:35,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:35,755 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:35,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:35,778 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 9 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:36,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:36,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 106 states and 115 transitions. [2021-11-23 00:27:36,455 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 115 transitions. [2021-11-23 00:27:36,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:27:36,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:36,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:36,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:36,481 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:36,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:36,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 105 states and 114 transitions. [2021-11-23 00:27:36,503 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 114 transitions. [2021-11-23 00:27:36,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:27:36,504 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:36,504 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:36,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:36,823 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:37,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:37,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 104 states and 113 transitions. [2021-11-23 00:27:37,591 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 113 transitions. [2021-11-23 00:27:37,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:27:37,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:37,591 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:37,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:38,943 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:42,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:42,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 103 states and 112 transitions. [2021-11-23 00:27:42,783 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 112 transitions. [2021-11-23 00:27:42,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 00:27:42,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:42,783 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:42,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:44,108 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:27:48,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:48,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 102 states and 111 transitions. [2021-11-23 00:27:48,402 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 111 transitions. [2021-11-23 00:27:48,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:27:48,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:48,402 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:48,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:48,431 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:48,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:48,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 101 states and 110 transitions. [2021-11-23 00:27:48,996 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 110 transitions. [2021-11-23 00:27:48,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:27:48,996 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:48,996 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:49,029 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:27:49,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:27:49,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 100 states and 109 transitions. [2021-11-23 00:27:49,753 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 109 transitions. [2021-11-23 00:27:49,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:27:49,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:27:49,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:27:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:27:51,974 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 00:28:01,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:01,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 99 states and 108 transitions. [2021-11-23 00:28:01,752 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 108 transitions. [2021-11-23 00:28:01,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 00:28:01,752 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:01,753 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:01,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:04,391 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 00:28:12,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:12,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 98 states and 107 transitions. [2021-11-23 00:28:12,257 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 107 transitions. [2021-11-23 00:28:12,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:28:12,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:12,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:12,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:12,283 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:14,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:14,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 97 states and 106 transitions. [2021-11-23 00:28:14,711 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 106 transitions. [2021-11-23 00:28:14,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 00:28:14,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:14,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:14,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:14,758 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:16,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:16,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 96 states and 105 transitions. [2021-11-23 00:28:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 105 transitions. [2021-11-23 00:28:16,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:28:16,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:16,917 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:16,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:17,334 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:23,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:23,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 98 states and 108 transitions. [2021-11-23 00:28:23,469 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 108 transitions. [2021-11-23 00:28:23,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:28:23,470 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:23,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:23,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:24,200 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:31,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:31,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 100 states and 111 transitions. [2021-11-23 00:28:31,409 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 111 transitions. [2021-11-23 00:28:31,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:28:31,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:31,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:31,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:31,434 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:33,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:33,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 99 states and 110 transitions. [2021-11-23 00:28:33,205 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 110 transitions. [2021-11-23 00:28:33,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 00:28:33,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:33,206 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:33,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:33,234 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:35,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:35,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 98 states and 109 transitions. [2021-11-23 00:28:35,393 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 109 transitions. [2021-11-23 00:28:35,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:28:35,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:35,394 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:35,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:36,570 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:39,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:39,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 101 states and 114 transitions. [2021-11-23 00:28:39,418 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 114 transitions. [2021-11-23 00:28:39,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:28:39,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:39,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:39,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:40,487 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:44,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:44,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 104 states and 120 transitions. [2021-11-23 00:28:44,299 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 120 transitions. [2021-11-23 00:28:44,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:28:44,299 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:44,300 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:44,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:44,322 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:45,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:45,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 103 states and 119 transitions. [2021-11-23 00:28:45,092 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 119 transitions. [2021-11-23 00:28:45,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 00:28:45,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:45,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:45,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:45,121 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:45,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:45,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 102 states and 118 transitions. [2021-11-23 00:28:45,577 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 118 transitions. [2021-11-23 00:28:45,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:28:45,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:45,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:45,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:45,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:45,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:45,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 101 states and 117 transitions. [2021-11-23 00:28:45,620 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 117 transitions. [2021-11-23 00:28:45,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 00:28:45,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:45,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:45,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:45,650 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:28:45,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:45,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 100 states and 116 transitions. [2021-11-23 00:28:45,680 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 116 transitions. [2021-11-23 00:28:45,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:28:45,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:45,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:28:47,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:28:59,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:28:59,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 96 states and 109 transitions. [2021-11-23 00:28:59,680 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 109 transitions. [2021-11-23 00:28:59,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:28:59,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:28:59,681 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:28:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:02,265 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:29:12,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:12,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 95 states and 108 transitions. [2021-11-23 00:29:12,539 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 108 transitions. [2021-11-23 00:29:12,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 00:29:12,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:12,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:12,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:17,287 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:29:29,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:29,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 94 states and 107 transitions. [2021-11-23 00:29:29,060 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 107 transitions. [2021-11-23 00:29:29,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:29:29,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:29,061 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:29,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:29,114 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:29:39,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:39,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 92 states and 101 transitions. [2021-11-23 00:29:39,617 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 101 transitions. [2021-11-23 00:29:39,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 00:29:39,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:39,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:39,660 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:29:50,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:29:50,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 88 states and 97 transitions. [2021-11-23 00:29:50,380 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 97 transitions. [2021-11-23 00:29:50,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:29:50,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:29:50,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:29:50,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:29:55,105 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:11,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:11,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 86 states and 94 transitions. [2021-11-23 00:30:11,824 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 94 transitions. [2021-11-23 00:30:11,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 00:30:11,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:11,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:11,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:17,947 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:30:39,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:30:39,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 85 states and 93 transitions. [2021-11-23 00:30:39,608 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 93 transitions. [2021-11-23 00:30:39,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:30:39,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:30:39,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:30:39,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:30:49,791 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 00:31:37,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:37,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 87 states and 97 transitions. [2021-11-23 00:31:37,246 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 97 transitions. [2021-11-23 00:31:37,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:31:37,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:37,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:37,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:37,271 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:38,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:38,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 86 states and 96 transitions. [2021-11-23 00:31:38,612 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 96 transitions. [2021-11-23 00:31:38,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 00:31:38,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:38,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:38,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:46,332 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:31:53,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:53,631 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 88 states and 98 transitions. [2021-11-23 00:31:53,631 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 98 transitions. [2021-11-23 00:31:53,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:31:53,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:53,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:53,658 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:31:57,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:31:57,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 92 states and 105 transitions. [2021-11-23 00:31:57,652 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 105 transitions. [2021-11-23 00:31:57,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 00:31:57,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:31:57,652 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:31:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:31:57,905 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:32:02,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:02,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 96 states and 112 transitions. [2021-11-23 00:32:02,330 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 112 transitions. [2021-11-23 00:32:02,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:32:02,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:02,330 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:02,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:03,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:32:10,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:10,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 101 states and 122 transitions. [2021-11-23 00:32:10,255 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 122 transitions. [2021-11-23 00:32:10,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 00:32:10,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:10,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:10,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:12,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 00:32:22,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:32:22,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 106 states and 133 transitions. [2021-11-23 00:32:22,680 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 133 transitions. [2021-11-23 00:32:22,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:32:22,680 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:32:22,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:32:22,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:32:42,840 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 00:33:57,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:57,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 113 states and 149 transitions. [2021-11-23 00:33:57,083 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 149 transitions. [2021-11-23 00:33:57,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 00:33:57,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:57,084 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:57,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:12,883 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 00:35:18,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:18,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 120 states and 162 transitions. [2021-11-23 00:35:18,980 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 162 transitions. [2021-11-23 00:35:18,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:35:18,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:18,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:19,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:39,457 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 00:36:51,050 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:51,054 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 126 states and 183 transitions. [2021-11-23 00:36:51,055 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 183 transitions. [2021-11-23 00:36:51,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 00:36:51,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:51,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:51,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:13,844 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:13,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:13,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 132 states and 197 transitions. [2021-11-23 00:39:13,744 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 197 transitions. [2021-11-23 00:39:13,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 00:39:13,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:13,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:13,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:14,052 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.