./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/locks/test_locks_12.c --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_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/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_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/locks/test_locks_12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/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_17827821-0e81-4a70-8b35-50054e179b26/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 12c3feea735c5360de013afbcf9aaa3880d39f75cbb7661493cccf003151044d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:33:05,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:33:05,509 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:33:05,561 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:33:05,562 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:33:05,564 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:33:05,566 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:33:05,569 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:33:05,572 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:33:05,573 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:33:05,574 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:33:05,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:33:05,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:33:05,579 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:33:05,581 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:33:05,582 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:33:05,584 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:33:05,585 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:33:05,588 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:33:05,591 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:33:05,593 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:33:05,595 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:33:05,597 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:33:05,598 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:33:05,603 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:33:05,603 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:33:05,604 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:33:05,605 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:33:05,606 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:33:05,608 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:33:05,609 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:33:05,610 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:33:05,611 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:33:05,612 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:33:05,614 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:33:05,614 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:33:05,615 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:33:05,616 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:33:05,616 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:33:05,617 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:33:05,618 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:33:05,619 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-11-23 00:33:05,642 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:33:05,642 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:33:05,644 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:33:05,644 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:33:05,644 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:33:05,645 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:33:05,645 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 00:33:05,645 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:33:05,646 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:33:05,646 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:33:05,646 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-11-23 00:33:05,646 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-11-23 00:33:05,647 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-11-23 00:33:05,647 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:33:05,647 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:33:05,648 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:33:05,648 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:33:05,648 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:33:05,649 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:33:05,649 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:33:05,649 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:33:05,650 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:33:05,650 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:33:05,650 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:33:05,650 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_17827821-0e81-4a70-8b35-50054e179b26/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12c3feea735c5360de013afbcf9aaa3880d39f75cbb7661493cccf003151044d [2021-11-23 00:33:05,902 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:33:05,925 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:33:05,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:33:05,929 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:33:05,930 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:33:05,932 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/locks/test_locks_12.c [2021-11-23 00:33:06,016 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ/data/1f146f50b/991bdcc3505041049beef534b30a9ec5/FLAG54873b90a [2021-11-23 00:33:06,519 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:33:06,519 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/sv-benchmarks/c/locks/test_locks_12.c [2021-11-23 00:33:06,527 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ/data/1f146f50b/991bdcc3505041049beef534b30a9ec5/FLAG54873b90a [2021-11-23 00:33:06,897 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ/data/1f146f50b/991bdcc3505041049beef534b30a9ec5 [2021-11-23 00:33:06,899 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:33:06,901 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:33:06,907 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:33:06,907 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:33:06,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:33:06,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:33:06" (1/1) ... [2021-11-23 00:33:06,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13c1b799 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:06, skipping insertion in model container [2021-11-23 00:33:06,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:33:06" (1/1) ... [2021-11-23 00:33:06,929 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:33:06,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:33:07,149 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_17827821-0e81-4a70-8b35-50054e179b26/sv-benchmarks/c/locks/test_locks_12.c[4591,4604] [2021-11-23 00:33:07,153 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:33:07,162 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:33:07,188 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_17827821-0e81-4a70-8b35-50054e179b26/sv-benchmarks/c/locks/test_locks_12.c[4591,4604] [2021-11-23 00:33:07,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:33:07,203 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:33:07,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:07 WrapperNode [2021-11-23 00:33:07,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:33:07,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:33:07,206 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:33:07,206 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:33:07,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:07" (1/1) ... [2021-11-23 00:33:07,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:07" (1/1) ... [2021-11-23 00:33:07,278 INFO L137 Inliner]: procedures = 12, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 160 [2021-11-23 00:33:07,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:33:07,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:33:07,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:33:07,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:33:07,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:07" (1/1) ... [2021-11-23 00:33:07,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:07" (1/1) ... [2021-11-23 00:33:07,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:07" (1/1) ... [2021-11-23 00:33:07,304 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:07" (1/1) ... [2021-11-23 00:33:07,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:07" (1/1) ... [2021-11-23 00:33:07,331 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:07" (1/1) ... [2021-11-23 00:33:07,332 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:07" (1/1) ... [2021-11-23 00:33:07,335 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:33:07,336 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:33:07,336 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:33:07,347 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:33:07,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:33:07" (1/1) ... [2021-11-23 00:33:07,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:33:07,370 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:33:07,386 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:33:07,409 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:33:07,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:33:07,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:33:07,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:33:07,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:33:07,527 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:33:07,529 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:33:07,745 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:33:07,856 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:33:07,857 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:33:07,859 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:33:07 BoogieIcfgContainer [2021-11-23 00:33:07,860 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:33:07,861 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:33:07,861 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:33:07,871 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:33:07,871 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:33:07" (1/1) ... [2021-11-23 00:33:07,881 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:33:07,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:07,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 33 states and 58 transitions. [2021-11-23 00:33:07,976 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 58 transitions. [2021-11-23 00:33:07,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-23 00:33:07,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:07,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:08,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:08,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:08,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:08,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 56 transitions. [2021-11-23 00:33:08,141 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 56 transitions. [2021-11-23 00:33:08,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-11-23 00:33:08,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:08,142 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:08,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:08,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:08,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:08,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2021-11-23 00:33:08,267 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2021-11-23 00:33:08,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-11-23 00:33:08,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:08,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:08,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:08,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:08,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:08,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2021-11-23 00:33:08,445 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2021-11-23 00:33:08,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-23 00:33:08,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:08,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:08,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:08,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:08,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:08,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2021-11-23 00:33:08,724 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2021-11-23 00:33:08,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:33:08,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:08,725 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:08,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:08,821 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:09,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:09,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2021-11-23 00:33:09,085 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2021-11-23 00:33:09,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-23 00:33:09,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:09,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:09,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:09,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:09,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:09,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2021-11-23 00:33:09,206 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2021-11-23 00:33:09,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:33:09,206 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:09,207 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:09,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:09,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:09,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:09,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2021-11-23 00:33:09,336 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2021-11-23 00:33:09,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:33:09,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:09,337 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:09,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:09,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:09,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2021-11-23 00:33:09,879 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2021-11-23 00:33:09,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-11-23 00:33:09,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:09,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:09,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:09,911 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:10,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:10,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2021-11-23 00:33:10,045 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2021-11-23 00:33:10,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:33:10,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:10,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:10,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:10,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:10,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:10,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 42 states and 67 transitions. [2021-11-23 00:33:10,224 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2021-11-23 00:33:10,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:33:10,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:10,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:10,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:10,266 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 00:33:10,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:10,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2021-11-23 00:33:10,394 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2021-11-23 00:33:10,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:33:10,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:10,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:10,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:11,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:11,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2021-11-23 00:33:11,245 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2021-11-23 00:33:11,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 00:33:11,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:11,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:11,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:11,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:11,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 69 transitions. [2021-11-23 00:33:11,432 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2021-11-23 00:33:11,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:33:11,432 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:11,432 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:11,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:11,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:11,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2021-11-23 00:33:11,608 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2021-11-23 00:33:11,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:33:11,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:11,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:11,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:11,630 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:11,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:11,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 44 states and 69 transitions. [2021-11-23 00:33:11,794 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 69 transitions. [2021-11-23 00:33:11,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:33:11,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:11,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:11,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:11,898 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:13,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:13,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2021-11-23 00:33:13,080 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2021-11-23 00:33:13,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:33:13,080 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:13,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:13,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:13,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:13,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:13,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2021-11-23 00:33:13,271 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2021-11-23 00:33:13,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 00:33:13,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:13,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:13,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:13,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:13,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:13,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2021-11-23 00:33:13,587 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2021-11-23 00:33:13,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:33:13,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:13,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:13,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:13,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:13,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:13,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2021-11-23 00:33:13,931 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2021-11-23 00:33:13,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:33:13,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:13,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:13,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:13,956 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:14,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:14,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2021-11-23 00:33:14,192 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2021-11-23 00:33:14,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:33:14,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:14,193 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:14,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:14,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:14,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:14,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2021-11-23 00:33:14,436 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2021-11-23 00:33:14,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:33:14,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:14,437 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:14,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:14,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:16,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:16,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 53 states and 88 transitions. [2021-11-23 00:33:16,766 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 88 transitions. [2021-11-23 00:33:16,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:33:16,767 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:16,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:16,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:16,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:17,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:17,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 54 states and 88 transitions. [2021-11-23 00:33:17,058 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2021-11-23 00:33:17,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 00:33:17,058 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:17,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:17,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:17,096 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:17,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:17,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2021-11-23 00:33:17,413 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2021-11-23 00:33:17,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:33:17,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:17,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:17,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:17,437 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:17,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:17,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2021-11-23 00:33:17,773 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2021-11-23 00:33:17,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:33:17,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:17,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:17,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:17,827 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:18,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:18,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2021-11-23 00:33:18,163 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2021-11-23 00:33:18,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:33:18,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:18,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:18,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:18,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:18,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:18,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2021-11-23 00:33:18,461 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2021-11-23 00:33:18,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:33:18,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:18,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:18,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:18,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:18,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 73 transitions. [2021-11-23 00:33:18,748 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2021-11-23 00:33:18,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:33:18,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:18,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:18,959 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:21,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:21,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2021-11-23 00:33:21,400 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2021-11-23 00:33:21,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:33:21,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:21,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:21,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:21,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:21,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:21,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 57 states and 93 transitions. [2021-11-23 00:33:21,769 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 93 transitions. [2021-11-23 00:33:21,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-23 00:33:21,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:21,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:21,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:21,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:22,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:22,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2021-11-23 00:33:22,233 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2021-11-23 00:33:22,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:33:22,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:22,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:22,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:22,258 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:22,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:22,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 46 states and 75 transitions. [2021-11-23 00:33:22,709 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2021-11-23 00:33:22,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:33:22,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:22,710 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:22,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:22,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:23,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:23,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2021-11-23 00:33:23,126 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2021-11-23 00:33:23,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:33:23,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:23,127 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:23,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:23,155 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:23,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:23,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2021-11-23 00:33:23,511 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2021-11-23 00:33:23,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:33:23,513 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:23,514 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:23,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:23,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:23,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 49 states and 75 transitions. [2021-11-23 00:33:23,925 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 75 transitions. [2021-11-23 00:33:23,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:33:23,925 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:23,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:23,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:24,166 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:27,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:27,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 58 states and 98 transitions. [2021-11-23 00:33:27,543 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2021-11-23 00:33:27,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:33:27,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:27,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:27,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:27,565 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:27,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:27,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2021-11-23 00:33:27,873 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2021-11-23 00:33:27,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:33:27,874 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:27,874 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:27,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:27,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:28,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:28,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 60 states and 98 transitions. [2021-11-23 00:33:28,351 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 98 transitions. [2021-11-23 00:33:28,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 00:33:28,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:28,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:28,384 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:28,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:28,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2021-11-23 00:33:28,899 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2021-11-23 00:33:28,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:33:28,899 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:28,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:28,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:28,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:29,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:29,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2021-11-23 00:33:29,399 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2021-11-23 00:33:29,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:33:29,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:29,400 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:29,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:29,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:29,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:29,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 77 transitions. [2021-11-23 00:33:29,883 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 77 transitions. [2021-11-23 00:33:29,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:33:29,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:29,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:29,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:29,907 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:30,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:30,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2021-11-23 00:33:30,318 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2021-11-23 00:33:30,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:33:30,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:30,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:30,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:30,335 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:30,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:30,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2021-11-23 00:33:30,641 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2021-11-23 00:33:30,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:33:30,642 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:30,642 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:30,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:30,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:30,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2021-11-23 00:33:30,957 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2021-11-23 00:33:30,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:33:30,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:30,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:30,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:31,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:35,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:35,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2021-11-23 00:33:35,146 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2021-11-23 00:33:35,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:33:35,146 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:35,146 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:35,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:35,165 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:35,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:35,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 62 states and 103 transitions. [2021-11-23 00:33:35,546 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 103 transitions. [2021-11-23 00:33:35,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:33:35,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:35,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:35,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:35,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:35,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:35,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 63 states and 103 transitions. [2021-11-23 00:33:35,978 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 103 transitions. [2021-11-23 00:33:35,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-11-23 00:33:35,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:35,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:35,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:35,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:36,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:36,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2021-11-23 00:33:36,430 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2021-11-23 00:33:36,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:33:36,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:36,430 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:36,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:36,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:36,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:36,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2021-11-23 00:33:36,918 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2021-11-23 00:33:36,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:33:36,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:36,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:36,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:36,935 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:37,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:37,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 49 states and 79 transitions. [2021-11-23 00:33:37,543 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2021-11-23 00:33:37,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:33:37,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:37,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:37,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:37,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:38,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:38,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 79 transitions. [2021-11-23 00:33:38,215 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 79 transitions. [2021-11-23 00:33:38,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:33:38,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:38,216 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:38,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:38,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:38,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2021-11-23 00:33:38,685 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2021-11-23 00:33:38,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:33:38,686 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:38,686 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:38,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:38,709 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:39,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:39,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 79 transitions. [2021-11-23 00:33:39,115 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2021-11-23 00:33:39,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:33:39,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:39,116 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:39,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:39,134 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:39,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:39,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2021-11-23 00:33:39,634 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2021-11-23 00:33:39,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:33:39,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:39,634 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:39,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:39,948 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:45,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:45,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 64 states and 108 transitions. [2021-11-23 00:33:45,968 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 108 transitions. [2021-11-23 00:33:45,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:33:45,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:45,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:45,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:45,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:46,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:46,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 108 transitions. [2021-11-23 00:33:46,488 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 108 transitions. [2021-11-23 00:33:46,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:33:46,489 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:46,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:46,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:46,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:47,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:47,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 66 states and 108 transitions. [2021-11-23 00:33:47,090 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 108 transitions. [2021-11-23 00:33:47,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 00:33:47,090 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:47,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:47,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:47,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:47,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:47,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 48 states and 81 transitions. [2021-11-23 00:33:47,795 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 81 transitions. [2021-11-23 00:33:47,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:33:47,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:47,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:47,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:47,815 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:48,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:48,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2021-11-23 00:33:48,390 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2021-11-23 00:33:48,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:33:48,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:48,391 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:48,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:48,414 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:48,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:48,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 50 states and 81 transitions. [2021-11-23 00:33:48,920 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 81 transitions. [2021-11-23 00:33:48,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:33:48,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:48,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:48,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:48,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:49,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 51 states and 81 transitions. [2021-11-23 00:33:49,498 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 81 transitions. [2021-11-23 00:33:49,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:33:49,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:49,499 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:49,522 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:50,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:50,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 81 transitions. [2021-11-23 00:33:50,035 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2021-11-23 00:33:50,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:33:50,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:50,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:50,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:50,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:50,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:50,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 53 states and 81 transitions. [2021-11-23 00:33:50,521 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 81 transitions. [2021-11-23 00:33:50,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:33:50,522 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:50,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:50,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:50,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:50,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:50,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 54 states and 81 transitions. [2021-11-23 00:33:50,965 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 81 transitions. [2021-11-23 00:33:50,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:33:50,966 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:50,966 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:51,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:58,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:58,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 66 states and 113 transitions. [2021-11-23 00:33:58,378 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 113 transitions. [2021-11-23 00:33:58,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:33:58,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:58,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:58,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:58,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:58,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 67 states and 113 transitions. [2021-11-23 00:33:58,930 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 113 transitions. [2021-11-23 00:33:58,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:33:58,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:58,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:58,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:58,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:33:59,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:33:59,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 68 states and 113 transitions. [2021-11-23 00:33:59,547 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 113 transitions. [2021-11-23 00:33:59,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:33:59,548 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:33:59,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:33:59,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:33:59,566 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:00,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:00,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 69 states and 113 transitions. [2021-11-23 00:34:00,321 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 113 transitions. [2021-11-23 00:34:00,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 00:34:00,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:00,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:00,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:00,342 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:01,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:01,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2021-11-23 00:34:01,060 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2021-11-23 00:34:01,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:01,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:01,060 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:01,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:01,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:01,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:01,722 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2021-11-23 00:34:01,722 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2021-11-23 00:34:01,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:01,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:01,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:01,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:01,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:02,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:02,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2021-11-23 00:34:02,409 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2021-11-23 00:34:02,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:02,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:02,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:02,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:03,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:03,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 52 states and 83 transitions. [2021-11-23 00:34:03,100 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 83 transitions. [2021-11-23 00:34:03,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:03,100 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:03,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:03,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:03,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:03,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:03,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 83 transitions. [2021-11-23 00:34:03,672 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 83 transitions. [2021-11-23 00:34:03,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:03,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:03,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:03,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:04,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:04,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 54 states and 83 transitions. [2021-11-23 00:34:04,221 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 83 transitions. [2021-11-23 00:34:04,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:04,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:04,222 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:04,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:04,236 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:04,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:04,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2021-11-23 00:34:04,745 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2021-11-23 00:34:04,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:04,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:04,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:04,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:05,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:05,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2021-11-23 00:34:05,250 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2021-11-23 00:34:05,251 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:05,251 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:05,251 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:05,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:05,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:05,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:05,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions. [2021-11-23 00:34:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2021-11-23 00:34:05,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:05,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:05,825 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:05,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:05,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:06,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:06,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 58 states and 83 transitions. [2021-11-23 00:34:06,389 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2021-11-23 00:34:06,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:06,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:06,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:06,403 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:07,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 59 states and 83 transitions. [2021-11-23 00:34:07,072 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 83 transitions. [2021-11-23 00:34:07,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 00:34:07,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,073 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,093 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:34:07,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:07,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2021-11-23 00:34:07,964 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-11-23 00:34:07,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-11-23 00:34:07,964 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:07,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:07,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:07,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:16,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:16,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 47 states and 83 transitions. [2021-11-23 00:34:16,956 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 83 transitions. [2021-11-23 00:34:16,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:16,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:16,956 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:16,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:16,973 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:17,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:17,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2021-11-23 00:34:17,745 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2021-11-23 00:34:17,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:17,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:17,745 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:17,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:17,756 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:18,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:18,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2021-11-23 00:34:18,563 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2021-11-23 00:34:18,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:18,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:18,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:18,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:18,577 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:19,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:19,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2021-11-23 00:34:19,292 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2021-11-23 00:34:19,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:19,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:19,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:19,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:19,309 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:20,149 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:20,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2021-11-23 00:34:20,150 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2021-11-23 00:34:20,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:20,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:20,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:20,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:20,165 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:20,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:20,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 52 states and 83 transitions. [2021-11-23 00:34:20,778 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 83 transitions. [2021-11-23 00:34:20,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:20,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:20,778 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:20,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:20,793 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:21,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:21,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 83 transitions. [2021-11-23 00:34:21,654 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 83 transitions. [2021-11-23 00:34:21,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:21,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:21,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:21,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:21,664 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:22,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:22,301 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 54 states and 83 transitions. [2021-11-23 00:34:22,301 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 83 transitions. [2021-11-23 00:34:22,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:22,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:22,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:22,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:22,313 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:22,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:22,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2021-11-23 00:34:22,928 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2021-11-23 00:34:22,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:22,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:22,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:22,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:22,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:23,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:23,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2021-11-23 00:34:23,520 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2021-11-23 00:34:23,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:23,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:23,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:23,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:23,528 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:24,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:24,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions. [2021-11-23 00:34:24,174 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2021-11-23 00:34:24,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:24,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:24,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:24,185 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:25,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:25,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 58 states and 83 transitions. [2021-11-23 00:34:25,202 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2021-11-23 00:34:25,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 00:34:25,202 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:34:25,202 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:34:25,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:34:25,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 00:34:26,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:34:26,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2021-11-23 00:34:26,129 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2021-11-23 00:34:26,130 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 00:34:26,130 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 94 iterations. [2021-11-23 00:34:26,137 INFO L754 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2021-11-23 00:34:26,664 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-23 00:34:26,673 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-23 00:34:26,674 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-23 00:34:26,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 12:34:26 ImpRootNode [2021-11-23 00:34:26,674 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 00:34:26,675 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 00:34:26,675 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 00:34:26,675 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 00:34:26,675 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:33:07" (3/4) ... [2021-11-23 00:34:26,678 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 00:34:26,694 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2021-11-23 00:34:26,695 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-23 00:34:26,695 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-23 00:34:26,696 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 00:34:26,726 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2021-11-23 00:34:26,726 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2021-11-23 00:34:26,728 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid#1-unknown) == \valid [2021-11-23 00:34:26,776 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 00:34:26,776 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 00:34:26,777 INFO L158 Benchmark]: Toolchain (without parser) took 79875.78ms. Allocated memory was 98.6MB in the beginning and 775.9MB in the end (delta: 677.4MB). Free memory was 67.4MB in the beginning and 538.7MB in the end (delta: -471.3MB). Peak memory consumption was 205.0MB. Max. memory is 16.1GB. [2021-11-23 00:34:26,778 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:34:26,778 INFO L158 Benchmark]: CACSL2BoogieTranslator took 297.95ms. Allocated memory is still 98.6MB. Free memory was 67.2MB in the beginning and 75.1MB in the end (delta: -8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 00:34:26,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 72.88ms. Allocated memory is still 98.6MB. Free memory was 75.1MB in the beginning and 73.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 00:34:26,779 INFO L158 Benchmark]: Boogie Preprocessor took 56.31ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 72.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 00:34:26,779 INFO L158 Benchmark]: RCFGBuilder took 523.67ms. Allocated memory is still 98.6MB. Free memory was 71.8MB in the beginning and 53.8MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 00:34:26,780 INFO L158 Benchmark]: CodeCheck took 78813.74ms. Allocated memory was 98.6MB in the beginning and 775.9MB in the end (delta: 677.4MB). Free memory was 53.8MB in the beginning and 542.9MB in the end (delta: -489.1MB). Peak memory consumption was 189.1MB. Max. memory is 16.1GB. [2021-11-23 00:34:26,780 INFO L158 Benchmark]: Witness Printer took 101.44ms. Allocated memory is still 775.9MB. Free memory was 542.9MB in the beginning and 538.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 00:34:26,782 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 33 locations, 2 error locations. Started 1 CEGAR loops. OverallTime: 78.2s, OverallIterations: 94, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 19924 SdHoareTripleChecker+Valid, 85.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 17099 mSDsluCounter, 3122 SdHoareTripleChecker+Invalid, 71.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 920 mSDsCounter, 13286 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 55120 IncrementalHoareTripleChecker+Invalid, 68406 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 13286 mSolverCounterUnsat, 2202 mSDtfsCounter, 55120 mSolverCounterSat, 1.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 13919 GetRequests, 13245 SyntacticMatches, 0 SemanticMatches, 674 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219742 ImplicationChecksByTransitivity, 73.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 1374 NumberOfCodeBlocks, 1374 NumberOfCodeBlocksAsserted, 93 NumberOfCheckSat, 1281 ConstructedInterpolants, 0 QuantifiedInterpolants, 6233 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 93 InterpolantComputations, 93 PerfectInterpolantSequences, 26/26 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 191]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 6]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 7]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid#1-unknown) == \valid * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory is still 57.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 297.95ms. Allocated memory is still 98.6MB. Free memory was 67.2MB in the beginning and 75.1MB in the end (delta: -8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 72.88ms. Allocated memory is still 98.6MB. Free memory was 75.1MB in the beginning and 73.5MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 56.31ms. Allocated memory is still 98.6MB. Free memory was 73.5MB in the beginning and 72.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 523.67ms. Allocated memory is still 98.6MB. Free memory was 71.8MB in the beginning and 53.8MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 78813.74ms. Allocated memory was 98.6MB in the beginning and 775.9MB in the end (delta: 677.4MB). Free memory was 53.8MB in the beginning and 542.9MB in the end (delta: -489.1MB). Peak memory consumption was 189.1MB. Max. memory is 16.1GB. * Witness Printer took 101.44ms. Allocated memory is still 775.9MB. Free memory was 542.9MB in the beginning and 538.7MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 00:34:26,818 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17827821-0e81-4a70-8b35-50054e179b26/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE