./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/list-simple/sll2n_insert_equal.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_29c603b3-d35e-40df-a546-1d576fe89687/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c603b3-d35e-40df-a546-1d576fe89687/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_29c603b3-d35e-40df-a546-1d576fe89687/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c603b3-d35e-40df-a546-1d576fe89687/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/list-simple/sll2n_insert_equal.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c603b3-d35e-40df-a546-1d576fe89687/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_29c603b3-d35e-40df-a546-1d576fe89687/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 43bf83586090da08f52ccb7b612d2451c8f1efe9c820d873134ac51350c022e3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:43:32,303 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:43:32,306 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:43:32,364 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:43:32,365 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:43:32,369 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:43:32,374 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:43:32,379 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:43:32,382 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:43:32,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:43:32,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:43:32,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:43:32,391 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:43:32,394 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:43:32,397 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:43:32,399 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:43:32,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:43:32,402 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:43:32,406 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:43:32,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:43:32,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:43:32,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:43:32,420 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:43:32,421 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:43:32,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:43:32,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:43:32,431 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:43:32,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:43:32,434 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:43:32,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:43:32,437 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:43:32,438 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:43:32,440 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:43:32,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:43:32,442 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:43:32,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:43:32,443 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:43:32,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:43:32,444 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:43:32,445 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:43:32,446 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:43:32,447 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c603b3-d35e-40df-a546-1d576fe89687/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 01:43:32,489 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:43:32,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:43:32,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:43:32,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:43:32,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:43:32,492 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:43:32,493 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 01:43:32,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:43:32,493 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:43:32,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:43:32,494 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 01:43:32,495 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 01:43:32,495 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 01:43:32,495 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:43:32,495 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:43:32,495 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:43:32,496 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:43:32,496 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:43:32,496 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:43:32,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:43:32,497 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:43:32,497 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:43:32,497 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:43:32,497 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:43:32,497 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_29c603b3-d35e-40df-a546-1d576fe89687/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c603b3-d35e-40df-a546-1d576fe89687/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 43bf83586090da08f52ccb7b612d2451c8f1efe9c820d873134ac51350c022e3 [2021-11-23 01:43:32,814 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:43:32,905 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:43:32,908 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:43:32,909 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:43:32,910 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:43:32,912 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c603b3-d35e-40df-a546-1d576fe89687/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/list-simple/sll2n_insert_equal.i [2021-11-23 01:43:33,002 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c603b3-d35e-40df-a546-1d576fe89687/bin/ukojak-LBtLqBUTdQ/data/c0d35d5f9/c7277486a5384ae6be0af08595d96f66/FLAG5ff2b27ec [2021-11-23 01:43:33,734 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:43:33,735 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c603b3-d35e-40df-a546-1d576fe89687/sv-benchmarks/c/list-simple/sll2n_insert_equal.i [2021-11-23 01:43:33,748 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c603b3-d35e-40df-a546-1d576fe89687/bin/ukojak-LBtLqBUTdQ/data/c0d35d5f9/c7277486a5384ae6be0af08595d96f66/FLAG5ff2b27ec [2021-11-23 01:43:34,024 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c603b3-d35e-40df-a546-1d576fe89687/bin/ukojak-LBtLqBUTdQ/data/c0d35d5f9/c7277486a5384ae6be0af08595d96f66 [2021-11-23 01:43:34,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:43:34,034 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:43:34,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:43:34,037 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:43:34,041 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:43:34,042 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:34" (1/1) ... [2021-11-23 01:43:34,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10bb32e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:34, skipping insertion in model container [2021-11-23 01:43:34,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:34" (1/1) ... [2021-11-23 01:43:34,053 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:43:34,116 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:43:34,599 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_29c603b3-d35e-40df-a546-1d576fe89687/sv-benchmarks/c/list-simple/sll2n_insert_equal.i[24301,24314] [2021-11-23 01:43:34,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:43:34,623 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:43:34,688 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_29c603b3-d35e-40df-a546-1d576fe89687/sv-benchmarks/c/list-simple/sll2n_insert_equal.i[24301,24314] [2021-11-23 01:43:34,689 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:43:34,732 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:43:34,732 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:34 WrapperNode [2021-11-23 01:43:34,733 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:43:34,734 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:43:34,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:43:34,735 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:43:34,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:34" (1/1) ... [2021-11-23 01:43:34,788 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:34" (1/1) ... [2021-11-23 01:43:34,819 INFO L137 Inliner]: procedures = 127, calls = 32, calls flagged for inlining = 8, calls inlined = 9, statements flattened = 135 [2021-11-23 01:43:34,820 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:43:34,821 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:43:34,821 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:43:34,821 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:43:34,833 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:34" (1/1) ... [2021-11-23 01:43:34,834 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:34" (1/1) ... [2021-11-23 01:43:34,839 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:34" (1/1) ... [2021-11-23 01:43:34,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:34" (1/1) ... [2021-11-23 01:43:34,859 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:34" (1/1) ... [2021-11-23 01:43:34,864 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:34" (1/1) ... [2021-11-23 01:43:34,867 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:34" (1/1) ... [2021-11-23 01:43:34,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:43:34,872 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:43:34,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:43:34,872 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:43:34,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:34" (1/1) ... [2021-11-23 01:43:34,882 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:43:34,895 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c603b3-d35e-40df-a546-1d576fe89687/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:43:34,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c603b3-d35e-40df-a546-1d576fe89687/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:43:34,926 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29c603b3-d35e-40df-a546-1d576fe89687/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:43:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:43:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:43:34,962 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:43:34,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:43:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:43:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:43:34,964 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:43:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:43:34,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:43:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:43:34,967 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:43:34,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:43:35,123 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:43:35,125 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:43:35,595 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:43:35,670 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:43:35,670 INFO L301 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-23 01:43:35,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:43:35 BoogieIcfgContainer [2021-11-23 01:43:35,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:43:35,678 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:43:35,678 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:43:35,687 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:43:35,687 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:43:35" (1/1) ... [2021-11-23 01:43:35,696 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:43:35,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:35,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 68 states and 76 transitions. [2021-11-23 01:43:35,756 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 76 transitions. [2021-11-23 01:43:35,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:43:35,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:35,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:35,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:36,116 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 01:43:36,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:36,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 69 states and 78 transitions. [2021-11-23 01:43:36,179 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 78 transitions. [2021-11-23 01:43:36,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:43:36,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:36,180 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:36,266 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:36,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:36,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 68 states and 77 transitions. [2021-11-23 01:43:36,296 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 77 transitions. [2021-11-23 01:43:36,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 01:43:36,297 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:36,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:36,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:36,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:36,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 67 states and 76 transitions. [2021-11-23 01:43:36,509 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 76 transitions. [2021-11-23 01:43:36,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:43:36,511 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:36,511 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:36,596 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:36,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:36,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 66 states and 75 transitions. [2021-11-23 01:43:36,619 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 75 transitions. [2021-11-23 01:43:36,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 01:43:36,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:36,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:36,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:36,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:36,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:36,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 65 states and 74 transitions. [2021-11-23 01:43:36,856 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 74 transitions. [2021-11-23 01:43:36,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:43:36,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:36,859 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:36,910 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:36,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:36,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 64 states and 73 transitions. [2021-11-23 01:43:36,941 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 73 transitions. [2021-11-23 01:43:36,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 01:43:36,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:36,942 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:37,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:43:37,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:37,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 63 states and 72 transitions. [2021-11-23 01:43:37,288 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2021-11-23 01:43:37,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 01:43:37,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:37,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:37,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:37,470 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 01:43:37,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:37,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 68 states and 79 transitions. [2021-11-23 01:43:37,929 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 79 transitions. [2021-11-23 01:43:37,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:43:37,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:37,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:37,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:38,017 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:43:38,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:38,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 67 states and 78 transitions. [2021-11-23 01:43:38,041 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 78 transitions. [2021-11-23 01:43:38,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:43:38,042 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:38,042 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:38,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:38,089 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:43:38,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:38,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 66 states and 77 transitions. [2021-11-23 01:43:38,168 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 77 transitions. [2021-11-23 01:43:38,170 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:43:38,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:38,171 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:38,229 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:43:38,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:38,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 65 states and 76 transitions. [2021-11-23 01:43:38,244 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 76 transitions. [2021-11-23 01:43:38,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 01:43:38,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:38,247 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:38,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:38,315 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:43:38,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:38,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 64 states and 75 transitions. [2021-11-23 01:43:38,331 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 75 transitions. [2021-11-23 01:43:38,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:43:38,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:38,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:38,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:38,731 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:43:40,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:40,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 79 states and 102 transitions. [2021-11-23 01:43:40,849 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 102 transitions. [2021-11-23 01:43:40,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:43:40,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:40,850 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:40,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:41,286 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-11-23 01:43:44,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:44,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 62 states and 73 transitions. [2021-11-23 01:43:44,897 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 73 transitions. [2021-11-23 01:43:44,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:43:44,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:44,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:44,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:45,747 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-23 01:43:48,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:48,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 64 states and 77 transitions. [2021-11-23 01:43:48,028 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 77 transitions. [2021-11-23 01:43:48,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:43:48,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:48,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:48,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:48,989 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:43:52,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:52,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2021-11-23 01:43:52,732 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2021-11-23 01:43:52,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:43:52,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:52,733 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:52,766 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:43:53,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:53,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 69 states and 92 transitions. [2021-11-23 01:43:53,207 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 92 transitions. [2021-11-23 01:43:53,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:43:53,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:53,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:53,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:53,421 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:43:54,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:54,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2021-11-23 01:43:54,375 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2021-11-23 01:43:54,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 01:43:54,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:54,376 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:54,520 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:43:56,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:43:56,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 74 states and 106 transitions. [2021-11-23 01:43:56,191 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 106 transitions. [2021-11-23 01:43:56,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:43:56,192 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:43:56,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:43:56,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:43:56,553 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:44:03,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:03,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 77 states and 118 transitions. [2021-11-23 01:44:03,384 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 118 transitions. [2021-11-23 01:44:03,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:44:03,385 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:03,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:03,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:03,548 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:44:06,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:06,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 81 states and 129 transitions. [2021-11-23 01:44:06,174 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 129 transitions. [2021-11-23 01:44:06,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:44:06,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:06,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:06,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:06,238 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:44:06,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:06,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 82 states and 130 transitions. [2021-11-23 01:44:06,939 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 130 transitions. [2021-11-23 01:44:06,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:44:06,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:06,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:06,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:07,152 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:44:10,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:10,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 83 states and 131 transitions. [2021-11-23 01:44:10,521 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 131 transitions. [2021-11-23 01:44:10,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:10,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:10,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:10,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:10,548 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:11,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:11,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 84 states and 133 transitions. [2021-11-23 01:44:11,095 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 133 transitions. [2021-11-23 01:44:11,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:11,095 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:11,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:11,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:12,696 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:44:16,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:16,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 87 states and 146 transitions. [2021-11-23 01:44:16,331 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 146 transitions. [2021-11-23 01:44:16,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:16,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:16,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:16,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:16,594 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:44:17,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:17,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 88 states and 152 transitions. [2021-11-23 01:44:17,189 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 152 transitions. [2021-11-23 01:44:17,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:17,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:17,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:17,709 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:44:20,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:20,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 91 states and 162 transitions. [2021-11-23 01:44:20,742 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 162 transitions. [2021-11-23 01:44:20,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:20,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:20,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:20,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:20,774 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:21,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:21,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 92 states and 164 transitions. [2021-11-23 01:44:21,506 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 164 transitions. [2021-11-23 01:44:21,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:21,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:21,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:21,538 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:44:22,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:22,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 93 states and 171 transitions. [2021-11-23 01:44:22,197 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 171 transitions. [2021-11-23 01:44:22,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:22,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:22,198 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:22,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:22,225 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:22,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:22,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 94 states and 172 transitions. [2021-11-23 01:44:22,872 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 172 transitions. [2021-11-23 01:44:22,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:22,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:22,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:22,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:23,149 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:44:23,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:23,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 95 states and 176 transitions. [2021-11-23 01:44:23,860 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 176 transitions. [2021-11-23 01:44:23,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:23,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:23,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:23,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:23,897 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:24,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:24,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 96 states and 177 transitions. [2021-11-23 01:44:24,668 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 177 transitions. [2021-11-23 01:44:24,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:24,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:24,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:24,691 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:25,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:25,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 97 states and 178 transitions. [2021-11-23 01:44:25,282 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 178 transitions. [2021-11-23 01:44:25,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:25,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:25,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:25,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:25,309 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-23 01:44:25,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:25,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 98 states and 182 transitions. [2021-11-23 01:44:25,975 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 182 transitions. [2021-11-23 01:44:25,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:44:25,975 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:25,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:25,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:26,004 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:26,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:26,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 99 states and 183 transitions. [2021-11-23 01:44:26,940 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 183 transitions. [2021-11-23 01:44:26,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:44:26,940 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:26,941 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:27,036 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:27,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:27,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 100 states and 189 transitions. [2021-11-23 01:44:27,812 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 189 transitions. [2021-11-23 01:44:27,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:44:27,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:27,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:27,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:28,045 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:34,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:34,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 106 states and 215 transitions. [2021-11-23 01:44:34,232 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 215 transitions. [2021-11-23 01:44:34,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:44:34,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:34,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:34,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:34,258 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:36,746 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:36,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 109 states and 223 transitions. [2021-11-23 01:44:36,747 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 223 transitions. [2021-11-23 01:44:36,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:44:36,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:36,748 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:36,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:36,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:38,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:38,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 111 states and 228 transitions. [2021-11-23 01:44:38,385 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 228 transitions. [2021-11-23 01:44:38,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:44:38,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:38,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:38,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:38,418 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:39,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:39,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 112 states and 232 transitions. [2021-11-23 01:44:39,275 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 232 transitions. [2021-11-23 01:44:39,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:44:39,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:39,276 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:39,307 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:40,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:40,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 113 states and 233 transitions. [2021-11-23 01:44:40,082 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 233 transitions. [2021-11-23 01:44:40,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:44:40,083 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:40,083 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:40,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:40,111 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:40,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:40,959 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 114 states and 234 transitions. [2021-11-23 01:44:40,960 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 234 transitions. [2021-11-23 01:44:40,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:44:40,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:40,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:40,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:40,991 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:41,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:41,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 67 states and 82 transitions. [2021-11-23 01:44:41,846 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 82 transitions. [2021-11-23 01:44:41,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:44:41,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:41,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:41,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:41,885 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:42,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:42,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 64 states and 77 transitions. [2021-11-23 01:44:42,767 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 77 transitions. [2021-11-23 01:44:42,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:44:42,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:42,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:42,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:42,795 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:43,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:43,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 59 states and 72 transitions. [2021-11-23 01:44:43,829 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2021-11-23 01:44:43,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:44:43,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:43,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:43,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:44,350 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:44:52,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:44:52,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 63 states and 80 transitions. [2021-11-23 01:44:52,063 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 80 transitions. [2021-11-23 01:44:52,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:44:52,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:44:52,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:44:52,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:44:53,025 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:02,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:02,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 67 states and 88 transitions. [2021-11-23 01:45:02,744 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 88 transitions. [2021-11-23 01:45:02,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:02,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:02,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:02,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:02,770 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:05,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:05,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 69 states and 91 transitions. [2021-11-23 01:45:05,710 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 91 transitions. [2021-11-23 01:45:05,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:05,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:05,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:05,751 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:06,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:06,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 69 states and 90 transitions. [2021-11-23 01:45:06,716 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 90 transitions. [2021-11-23 01:45:06,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:06,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:06,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:06,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:06,743 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:08,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:08,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 69 states and 89 transitions. [2021-11-23 01:45:08,950 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 89 transitions. [2021-11-23 01:45:08,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:08,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:08,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:08,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:09,003 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:10,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:10,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 67 states and 86 transitions. [2021-11-23 01:45:10,257 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 86 transitions. [2021-11-23 01:45:10,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:10,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:10,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:10,291 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:11,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:11,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 67 states and 85 transitions. [2021-11-23 01:45:11,302 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 85 transitions. [2021-11-23 01:45:11,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:11,303 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:11,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:11,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:11,737 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:16,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:16,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 69 states and 87 transitions. [2021-11-23 01:45:16,051 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 87 transitions. [2021-11-23 01:45:16,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:16,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:16,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:16,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:16,083 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:17,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:17,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 69 states and 86 transitions. [2021-11-23 01:45:17,462 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 86 transitions. [2021-11-23 01:45:17,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:17,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:17,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:17,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:17,513 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:19,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:19,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 67 states and 83 transitions. [2021-11-23 01:45:19,026 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 83 transitions. [2021-11-23 01:45:19,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:19,026 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:19,027 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:19,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:19,055 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:20,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:20,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 65 states and 80 transitions. [2021-11-23 01:45:20,257 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 80 transitions. [2021-11-23 01:45:20,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:20,257 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:20,257 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:20,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:20,315 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:24,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:24,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 63 states and 77 transitions. [2021-11-23 01:45:24,273 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 77 transitions. [2021-11-23 01:45:24,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:45:24,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:24,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:24,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:24,310 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:45:25,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:25,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 57 states and 70 transitions. [2021-11-23 01:45:25,614 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2021-11-23 01:45:25,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:45:25,614 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:25,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:25,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:28,490 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:45:40,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:45:40,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 56 states and 67 transitions. [2021-11-23 01:45:40,585 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 67 transitions. [2021-11-23 01:45:40,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:45:40,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:45:40,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:45:40,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:45:45,394 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:46:00,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:00,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 62 states and 79 transitions. [2021-11-23 01:46:00,540 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 79 transitions. [2021-11-23 01:46:00,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:46:00,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:00,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:00,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:01,055 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:46:02,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:02,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 62 states and 78 transitions. [2021-11-23 01:46:02,626 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2021-11-23 01:46:02,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:46:02,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:02,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:02,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:08,612 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:46:30,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:30,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 68 states and 90 transitions. [2021-11-23 01:46:30,784 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 90 transitions. [2021-11-23 01:46:30,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:46:30,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:30,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:30,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:31,531 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:46:33,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:33,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2021-11-23 01:46:33,949 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2021-11-23 01:46:33,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:46:33,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:33,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:33,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:34,462 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:46:36,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:36,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 68 states and 88 transitions. [2021-11-23 01:46:36,257 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 88 transitions. [2021-11-23 01:46:36,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:46:36,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:36,258 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:36,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:36,673 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:46:38,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:38,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 66 states and 83 transitions. [2021-11-23 01:46:38,912 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2021-11-23 01:46:38,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:46:38,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:38,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:38,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:39,525 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:46:41,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:41,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 64 states and 80 transitions. [2021-11-23 01:46:41,701 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 80 transitions. [2021-11-23 01:46:41,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:46:41,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:41,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:41,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:42,146 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:46:44,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:46:44,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 58 states and 71 transitions. [2021-11-23 01:46:44,272 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 71 transitions. [2021-11-23 01:46:44,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:46:44,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:46:44,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:46:44,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:46:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:47:09,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:09,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 63 states and 78 transitions. [2021-11-23 01:47:09,817 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2021-11-23 01:47:09,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:47:09,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:09,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:09,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:09,842 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:47:09,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:09,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 62 states and 77 transitions. [2021-11-23 01:47:09,860 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 77 transitions. [2021-11-23 01:47:09,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:47:09,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:09,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:09,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:10,529 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:47:12,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:12,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 62 states and 76 transitions. [2021-11-23 01:47:12,879 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 76 transitions. [2021-11-23 01:47:12,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:47:12,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:12,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:12,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:16,868 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:47:21,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:21,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 63 states and 78 transitions. [2021-11-23 01:47:21,269 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 78 transitions. [2021-11-23 01:47:21,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:47:21,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:21,269 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:21,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:21,959 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:47:24,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:47:24,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 59 states and 72 transitions. [2021-11-23 01:47:24,395 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 72 transitions. [2021-11-23 01:47:24,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:47:24,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:47:24,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:47:24,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:47:31,763 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:48:19,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:19,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 85 states and 114 transitions. [2021-11-23 01:48:19,003 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 114 transitions. [2021-11-23 01:48:19,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:48:19,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:19,003 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:20,006 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:48:22,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:22,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2021-11-23 01:48:22,886 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2021-11-23 01:48:22,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:48:22,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:22,886 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:22,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:23,742 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:48:26,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:26,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 87 states and 114 transitions. [2021-11-23 01:48:26,504 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 114 transitions. [2021-11-23 01:48:26,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:48:26,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:26,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:48:33,694 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:48:53,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:48:53,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 93 states and 125 transitions. [2021-11-23 01:48:53,031 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2021-11-23 01:48:53,031 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:48:53,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:48:53,031 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:48:53,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:03,432 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:49:43,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:49:43,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 99 states and 136 transitions. [2021-11-23 01:49:43,910 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 136 transitions. [2021-11-23 01:49:43,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:49:43,911 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:49:43,911 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:49:43,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:49:52,590 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:50:39,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:39,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 107 states and 150 transitions. [2021-11-23 01:50:39,352 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 150 transitions. [2021-11-23 01:50:39,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:50:39,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:39,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:39,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:40,222 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:50:43,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:43,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 107 states and 149 transitions. [2021-11-23 01:50:43,310 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 149 transitions. [2021-11-23 01:50:43,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:50:43,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:43,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:43,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:44,375 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:50:48,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:50:48,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 105 states and 146 transitions. [2021-11-23 01:50:48,078 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 146 transitions. [2021-11-23 01:50:48,078 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:50:48,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:50:48,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:50:48,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:50:59,209 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:51,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:51,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 113 states and 161 transitions. [2021-11-23 01:51:51,676 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 161 transitions. [2021-11-23 01:51:51,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:51:51,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:51,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:51,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:54,101 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:51:57,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:51:57,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 113 states and 160 transitions. [2021-11-23 01:51:57,678 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 160 transitions. [2021-11-23 01:51:57,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:51:57,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:51:57,678 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:51:57,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:51:59,809 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:52:03,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:52:03,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 111 states and 157 transitions. [2021-11-23 01:52:03,939 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 157 transitions. [2021-11-23 01:52:03,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:52:03,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:52:03,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:52:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:52:20,610 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:53:33,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:33,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 116 states and 166 transitions. [2021-11-23 01:53:33,658 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 166 transitions. [2021-11-23 01:53:33,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:53:33,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:33,659 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:33,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:53:34,714 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-23 01:53:44,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:53:44,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 81 states and 102 transitions. [2021-11-23 01:53:44,967 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 102 transitions. [2021-11-23 01:53:44,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:53:44,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:53:44,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:53:45,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:54:03,266 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:55:28,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:55:28,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 84 states and 106 transitions. [2021-11-23 01:55:28,775 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 106 transitions. [2021-11-23 01:55:28,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:55:28,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:55:28,775 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:55:28,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat