./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 b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/locks/test_locks_12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI --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 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-29 03:42:20,105 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-29 03:42:20,109 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-29 03:42:20,167 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-29 03:42:20,167 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-29 03:42:20,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-29 03:42:20,176 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-29 03:42:20,182 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-29 03:42:20,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-29 03:42:20,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-29 03:42:20,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-29 03:42:20,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-29 03:42:20,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-29 03:42:20,199 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-29 03:42:20,202 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-29 03:42:20,205 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-29 03:42:20,207 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-29 03:42:20,209 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-29 03:42:20,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-29 03:42:20,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-29 03:42:20,226 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-29 03:42:20,227 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-29 03:42:20,231 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-29 03:42:20,232 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-29 03:42:20,237 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-29 03:42:20,237 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-29 03:42:20,238 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-29 03:42:20,240 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-29 03:42:20,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-29 03:42:20,243 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-29 03:42:20,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-29 03:42:20,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-29 03:42:20,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-29 03:42:20,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-29 03:42:20,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-29 03:42:20,250 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-29 03:42:20,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-29 03:42:20,251 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-29 03:42:20,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-29 03:42:20,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-29 03:42:20,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-29 03:42:20,254 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2021-10-29 03:42:20,301 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-29 03:42:20,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-29 03:42:20,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-29 03:42:20,304 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-29 03:42:20,305 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-29 03:42:20,305 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-29 03:42:20,305 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-29 03:42:20,305 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-29 03:42:20,306 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-29 03:42:20,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-29 03:42:20,307 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2021-10-29 03:42:20,307 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2021-10-29 03:42:20,308 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2021-10-29 03:42:20,308 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-29 03:42:20,308 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-29 03:42:20,308 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-29 03:42:20,309 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-10-29 03:42:20,309 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-10-29 03:42:20,309 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-29 03:42:20,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:42:20,310 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-29 03:42:20,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-29 03:42:20,310 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-10-29 03:42:20,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-29 03:42:20,311 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_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12c3feea735c5360de013afbcf9aaa3880d39f75cbb7661493cccf003151044d [2021-10-29 03:42:20,623 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-29 03:42:20,652 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-29 03:42:20,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-29 03:42:20,657 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-29 03:42:20,658 INFO L275 PluginConnector]: CDTParser initialized [2021-10-29 03:42:20,659 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/../../sv-benchmarks/c/locks/test_locks_12.c [2021-10-29 03:42:20,726 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/data/e1a51c831/9c8cc19d9f7549f3a48b9e208aa19660/FLAGde7cb0da3 [2021-10-29 03:42:21,197 INFO L306 CDTParser]: Found 1 translation units. [2021-10-29 03:42:21,202 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/sv-benchmarks/c/locks/test_locks_12.c [2021-10-29 03:42:21,236 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/data/e1a51c831/9c8cc19d9f7549f3a48b9e208aa19660/FLAGde7cb0da3 [2021-10-29 03:42:21,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/data/e1a51c831/9c8cc19d9f7549f3a48b9e208aa19660 [2021-10-29 03:42:21,550 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-29 03:42:21,558 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-29 03:42:21,561 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-29 03:42:21,561 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-29 03:42:21,565 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-29 03:42:21,567 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:42:21" (1/1) ... [2021-10-29 03:42:21,569 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a49df37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:21, skipping insertion in model container [2021-10-29 03:42:21,570 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 03:42:21" (1/1) ... [2021-10-29 03:42:21,578 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-29 03:42:21,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-29 03:42:21,796 WARN L228 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_1df52ad6-f595-4be3-af93-ffa43b021df1/sv-benchmarks/c/locks/test_locks_12.c[4591,4604] [2021-10-29 03:42:21,800 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:42:21,810 INFO L203 MainTranslator]: Completed pre-run [2021-10-29 03:42:21,839 WARN L228 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_1df52ad6-f595-4be3-af93-ffa43b021df1/sv-benchmarks/c/locks/test_locks_12.c[4591,4604] [2021-10-29 03:42:21,840 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-29 03:42:21,856 INFO L208 MainTranslator]: Completed translation [2021-10-29 03:42:21,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:21 WrapperNode [2021-10-29 03:42:21,856 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-29 03:42:21,858 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-29 03:42:21,858 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-29 03:42:21,858 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-29 03:42:21,867 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:21" (1/1) ... [2021-10-29 03:42:21,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:21" (1/1) ... [2021-10-29 03:42:21,902 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-29 03:42:21,903 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-29 03:42:21,903 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-29 03:42:21,903 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-29 03:42:21,912 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:21" (1/1) ... [2021-10-29 03:42:21,912 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:21" (1/1) ... [2021-10-29 03:42:21,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:21" (1/1) ... [2021-10-29 03:42:21,916 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:21" (1/1) ... [2021-10-29 03:42:21,922 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:21" (1/1) ... [2021-10-29 03:42:21,929 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:21" (1/1) ... [2021-10-29 03:42:21,931 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:21" (1/1) ... [2021-10-29 03:42:21,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-29 03:42:21,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-29 03:42:21,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-29 03:42:21,936 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-29 03:42:21,937 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 03:42:21" (1/1) ... [2021-10-29 03:42:21,945 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-10-29 03:42:21,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/z3 [2021-10-29 03:42:21,988 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-10-29 03:42:22,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-10-29 03:42:22,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-29 03:42:22,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-29 03:42:22,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-29 03:42:22,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-29 03:42:22,704 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-29 03:42:22,704 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2021-10-29 03:42:22,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:42:22 BoogieIcfgContainer [2021-10-29 03:42:22,707 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-29 03:42:22,709 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-10-29 03:42:22,709 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-10-29 03:42:22,720 INFO L275 PluginConnector]: CodeCheck initialized [2021-10-29 03:42:22,721 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:42:22" (1/1) ... [2021-10-29 03:42:22,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-29 03:42:22,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:22,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 33 states and 58 transitions. [2021-10-29 03:42:22,775 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 58 transitions. [2021-10-29 03:42:22,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-10-29 03:42:22,777 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:22,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:22,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:22,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:22,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:22,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 33 states and 56 transitions. [2021-10-29 03:42:22,955 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 56 transitions. [2021-10-29 03:42:22,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2021-10-29 03:42:22,956 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:22,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:22,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:23,052 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:23,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:23,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 37 states and 62 transitions. [2021-10-29 03:42:23,093 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 62 transitions. [2021-10-29 03:42:23,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-10-29 03:42:23,094 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:23,094 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:23,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:23,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:23,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:23,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 37 states and 61 transitions. [2021-10-29 03:42:23,254 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 61 transitions. [2021-10-29 03:42:23,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-10-29 03:42:23,255 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:23,255 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:23,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:23,380 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:23,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:23,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 39 states and 63 transitions. [2021-10-29 03:42:23,542 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 63 transitions. [2021-10-29 03:42:23,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:42:23,543 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:23,543 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:23,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:23,629 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:23,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:23,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 42 states and 68 transitions. [2021-10-29 03:42:23,911 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 68 transitions. [2021-10-29 03:42:23,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-29 03:42:23,912 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:23,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:23,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:23,952 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:24,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:24,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 40 states and 65 transitions. [2021-10-29 03:42:24,042 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 65 transitions. [2021-10-29 03:42:24,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:42:24,043 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:24,043 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:24,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:24,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:24,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:24,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 41 states and 65 transitions. [2021-10-29 03:42:24,192 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 65 transitions. [2021-10-29 03:42:24,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:42:24,192 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:24,193 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:24,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:24,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:24,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:24,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2021-10-29 03:42:24,829 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2021-10-29 03:42:24,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2021-10-29 03:42:24,830 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:24,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:24,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:24,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:25,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:25,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 41 states and 67 transitions. [2021-10-29 03:42:25,035 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 67 transitions. [2021-10-29 03:42:25,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:42:25,035 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:25,036 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:25,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:25,099 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:25,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:25,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 42 states and 67 transitions. [2021-10-29 03:42:25,228 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 67 transitions. [2021-10-29 03:42:25,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:42:25,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:25,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:25,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:25,267 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:25,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 43 states and 67 transitions. [2021-10-29 03:42:25,371 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 67 transitions. [2021-10-29 03:42:25,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:42:25,372 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:25,372 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:25,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:25,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:26,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:26,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 48 states and 78 transitions. [2021-10-29 03:42:26,210 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 78 transitions. [2021-10-29 03:42:26,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-10-29 03:42:26,211 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:26,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:26,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:26,235 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:26,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:26,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 42 states and 69 transitions. [2021-10-29 03:42:26,414 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 69 transitions. [2021-10-29 03:42:26,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:42:26,415 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:26,415 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:26,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:26,450 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:26,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:26,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 43 states and 69 transitions. [2021-10-29 03:42:26,615 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 69 transitions. [2021-10-29 03:42:26,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:42:26,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:26,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:26,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:26,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:26,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:26,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 44 states and 69 transitions. [2021-10-29 03:42:26,816 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 69 transitions. [2021-10-29 03:42:26,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:42:26,816 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:26,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:26,936 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:28,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:28,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2021-10-29 03:42:28,038 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2021-10-29 03:42:28,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:42:28,039 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:28,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:28,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:28,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:28,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2021-10-29 03:42:28,216 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2021-10-29 03:42:28,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-10-29 03:42:28,217 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:28,217 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:28,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:28,237 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:28,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:28,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 43 states and 71 transitions. [2021-10-29 03:42:28,450 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 71 transitions. [2021-10-29 03:42:28,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:42:28,450 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:28,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:28,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:28,473 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:28,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:28,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 44 states and 71 transitions. [2021-10-29 03:42:28,680 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 71 transitions. [2021-10-29 03:42:28,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:42:28,681 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:28,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:28,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:28,725 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:28,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:28,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 45 states and 71 transitions. [2021-10-29 03:42:28,925 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 71 transitions. [2021-10-29 03:42:28,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:42:28,926 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:28,926 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:28,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:28,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:29,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:29,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 46 states and 71 transitions. [2021-10-29 03:42:29,120 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 71 transitions. [2021-10-29 03:42:29,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:42:29,121 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:29,121 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:29,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:29,257 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:30,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:30,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 53 states and 88 transitions. [2021-10-29 03:42:30,922 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 88 transitions. [2021-10-29 03:42:30,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:42:30,923 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:30,923 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:30,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:31,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:31,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 54 states and 88 transitions. [2021-10-29 03:42:31,153 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 88 transitions. [2021-10-29 03:42:31,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-10-29 03:42:31,153 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:31,153 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:31,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:31,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:31,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:31,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 44 states and 73 transitions. [2021-10-29 03:42:31,444 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 73 transitions. [2021-10-29 03:42:31,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:42:31,444 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:31,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:31,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:31,463 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:31,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:31,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 45 states and 73 transitions. [2021-10-29 03:42:31,751 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 73 transitions. [2021-10-29 03:42:31,751 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:42:31,751 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:31,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:31,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:31,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:32,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:32,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 46 states and 73 transitions. [2021-10-29 03:42:32,072 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 73 transitions. [2021-10-29 03:42:32,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:42:32,072 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:32,073 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:32,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:32,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:32,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:32,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 47 states and 73 transitions. [2021-10-29 03:42:32,356 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 73 transitions. [2021-10-29 03:42:32,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:42:32,356 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:32,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:32,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:32,388 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:32,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:32,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 73 transitions. [2021-10-29 03:42:32,615 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 73 transitions. [2021-10-29 03:42:32,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:42:32,615 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:32,616 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:32,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:32,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:34,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:34,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 56 states and 93 transitions. [2021-10-29 03:42:34,925 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 93 transitions. [2021-10-29 03:42:34,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:42:34,925 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:34,925 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:34,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:35,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:35,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 57 states and 93 transitions. [2021-10-29 03:42:35,201 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 93 transitions. [2021-10-29 03:42:35,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-10-29 03:42:35,201 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:35,202 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:35,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:35,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:35,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:35,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 45 states and 75 transitions. [2021-10-29 03:42:35,532 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 75 transitions. [2021-10-29 03:42:35,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:42:35,536 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:35,536 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:35,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:35,560 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:35,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:35,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 46 states and 75 transitions. [2021-10-29 03:42:35,898 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 75 transitions. [2021-10-29 03:42:35,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:42:35,898 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:35,898 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:35,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:35,920 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:36,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:36,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 47 states and 75 transitions. [2021-10-29 03:42:36,196 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 75 transitions. [2021-10-29 03:42:36,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:42:36,197 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:36,197 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:36,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:36,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:36,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:36,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 48 states and 75 transitions. [2021-10-29 03:42:36,515 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 75 transitions. [2021-10-29 03:42:36,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:42:36,515 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:36,516 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:36,536 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:36,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:36,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 49 states and 75 transitions. [2021-10-29 03:42:36,782 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 75 transitions. [2021-10-29 03:42:36,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:42:36,783 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:36,783 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:36,987 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:39,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:39,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 58 states and 98 transitions. [2021-10-29 03:42:39,744 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 98 transitions. [2021-10-29 03:42:39,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:42:39,744 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:39,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:39,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:39,767 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:40,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:40,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 59 states and 98 transitions. [2021-10-29 03:42:40,076 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 98 transitions. [2021-10-29 03:42:40,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:42:40,076 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:40,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:40,100 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:40,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:40,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 60 states and 98 transitions. [2021-10-29 03:42:40,438 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 98 transitions. [2021-10-29 03:42:40,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-10-29 03:42:40,438 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:40,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:40,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:40,457 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:40,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:40,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 46 states and 77 transitions. [2021-10-29 03:42:40,827 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 77 transitions. [2021-10-29 03:42:40,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:42:40,827 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:40,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:40,845 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:41,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:41,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 47 states and 77 transitions. [2021-10-29 03:42:41,229 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 77 transitions. [2021-10-29 03:42:41,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:42:41,229 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:41,230 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:41,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:41,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:41,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:41,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 48 states and 77 transitions. [2021-10-29 03:42:41,636 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 77 transitions. [2021-10-29 03:42:41,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:42:41,636 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:41,636 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:41,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:41,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:42,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:42,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2021-10-29 03:42:42,003 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2021-10-29 03:42:42,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:42:42,003 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:42,003 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:42,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:42,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:42,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:42,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 50 states and 77 transitions. [2021-10-29 03:42:42,420 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 77 transitions. [2021-10-29 03:42:42,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:42:42,420 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:42,420 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:42,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:42,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:42,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:42,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 51 states and 77 transitions. [2021-10-29 03:42:42,808 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 77 transitions. [2021-10-29 03:42:42,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:42:42,808 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:42,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:42,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:43,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:46,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:46,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 61 states and 103 transitions. [2021-10-29 03:42:46,990 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 103 transitions. [2021-10-29 03:42:46,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:42:46,990 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:46,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:46,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:47,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:47,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:47,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 62 states and 103 transitions. [2021-10-29 03:42:47,404 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 103 transitions. [2021-10-29 03:42:47,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:42:47,404 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:47,404 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:47,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:47,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:47,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:47,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 63 states and 103 transitions. [2021-10-29 03:42:47,939 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 103 transitions. [2021-10-29 03:42:47,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2021-10-29 03:42:47,940 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:47,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:47,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:47,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:48,421 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:48,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 47 states and 79 transitions. [2021-10-29 03:42:48,422 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 79 transitions. [2021-10-29 03:42:48,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:42:48,422 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:48,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:48,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:48,440 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:48,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:48,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 48 states and 79 transitions. [2021-10-29 03:42:48,895 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 79 transitions. [2021-10-29 03:42:48,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:42:48,896 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:48,896 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:48,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:48,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:49,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:49,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 49 states and 79 transitions. [2021-10-29 03:42:49,414 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 79 transitions. [2021-10-29 03:42:49,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:42:49,414 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:49,414 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:49,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:49,433 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:49,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:49,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 79 transitions. [2021-10-29 03:42:49,868 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 79 transitions. [2021-10-29 03:42:49,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:42:49,868 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:49,868 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:49,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:49,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:50,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:50,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 51 states and 79 transitions. [2021-10-29 03:42:50,294 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 79 transitions. [2021-10-29 03:42:50,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:42:50,294 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:50,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:50,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:50,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:50,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:50,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 52 states and 79 transitions. [2021-10-29 03:42:50,669 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 79 transitions. [2021-10-29 03:42:50,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:42:50,669 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:50,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:50,689 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:51,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:51,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 79 transitions. [2021-10-29 03:42:51,112 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 79 transitions. [2021-10-29 03:42:51,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:42:51,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:51,113 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:51,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:51,466 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:56,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:56,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 64 states and 108 transitions. [2021-10-29 03:42:56,739 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 108 transitions. [2021-10-29 03:42:56,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:42:56,740 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:56,740 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:56,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:56,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:57,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:57,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 65 states and 108 transitions. [2021-10-29 03:42:57,221 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 108 transitions. [2021-10-29 03:42:57,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:42:57,221 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:57,222 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:57,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:57,240 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:57,869 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:57,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 66 states and 108 transitions. [2021-10-29 03:42:57,870 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 108 transitions. [2021-10-29 03:42:57,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-10-29 03:42:57,870 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:57,871 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:57,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:57,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:58,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:58,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 48 states and 81 transitions. [2021-10-29 03:42:58,594 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 81 transitions. [2021-10-29 03:42:58,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:42:58,594 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:58,594 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:58,615 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:59,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:59,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 49 states and 81 transitions. [2021-10-29 03:42:59,203 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 81 transitions. [2021-10-29 03:42:59,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:42:59,203 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:59,203 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:59,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:59,229 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:42:59,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:42:59,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 50 states and 81 transitions. [2021-10-29 03:42:59,783 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 81 transitions. [2021-10-29 03:42:59,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:42:59,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:42:59,784 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:42:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:42:59,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:00,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:00,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 51 states and 81 transitions. [2021-10-29 03:43:00,297 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 81 transitions. [2021-10-29 03:43:00,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:43:00,297 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:00,297 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:00,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:00,314 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:00,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:00,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 52 states and 81 transitions. [2021-10-29 03:43:00,888 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 81 transitions. [2021-10-29 03:43:00,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:43:00,888 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:00,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:00,905 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:01,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:01,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 53 states and 81 transitions. [2021-10-29 03:43:01,389 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 81 transitions. [2021-10-29 03:43:01,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:43:01,389 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:01,389 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:01,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:01,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:01,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:01,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 54 states and 81 transitions. [2021-10-29 03:43:01,907 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 81 transitions. [2021-10-29 03:43:01,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:43:01,908 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:01,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:01,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:02,244 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:08,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:08,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 66 states and 113 transitions. [2021-10-29 03:43:08,789 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 113 transitions. [2021-10-29 03:43:08,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:43:08,789 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:08,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:08,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:08,826 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:09,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:09,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 67 states and 113 transitions. [2021-10-29 03:43:09,281 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 113 transitions. [2021-10-29 03:43:09,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:43:09,281 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:09,281 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:09,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:09,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:09,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:09,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 68 states and 113 transitions. [2021-10-29 03:43:09,909 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 113 transitions. [2021-10-29 03:43:09,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:43:09,909 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:09,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:09,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:09,926 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:10,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:10,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 69 states and 113 transitions. [2021-10-29 03:43:10,532 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 113 transitions. [2021-10-29 03:43:10,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-10-29 03:43:10,532 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:10,532 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:10,548 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:11,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:11,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2021-10-29 03:43:11,405 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2021-10-29 03:43:11,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:43:11,405 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:11,405 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:11,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:11,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:12,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:12,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2021-10-29 03:43:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2021-10-29 03:43:12,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:43:12,086 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:12,086 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:12,102 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:12,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:12,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2021-10-29 03:43:12,771 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2021-10-29 03:43:12,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:43:12,771 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:12,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:12,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:12,786 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:13,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:13,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 52 states and 83 transitions. [2021-10-29 03:43:13,425 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 83 transitions. [2021-10-29 03:43:13,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:43:13,425 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:13,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:13,443 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:14,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:14,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 83 transitions. [2021-10-29 03:43:14,041 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 83 transitions. [2021-10-29 03:43:14,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:43:14,041 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:14,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:14,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:14,065 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:14,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:14,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 54 states and 83 transitions. [2021-10-29 03:43:14,620 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 83 transitions. [2021-10-29 03:43:14,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:43:14,620 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:14,620 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:14,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:14,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:15,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:15,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2021-10-29 03:43:15,211 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2021-10-29 03:43:15,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:43:15,212 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:15,212 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:15,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:15,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:15,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:15,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2021-10-29 03:43:15,718 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2021-10-29 03:43:15,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:43:15,718 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:15,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:15,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:15,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:16,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:16,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions. [2021-10-29 03:43:16,279 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2021-10-29 03:43:16,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:43:16,280 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:16,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:16,298 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:16,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:16,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 58 states and 83 transitions. [2021-10-29 03:43:16,917 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2021-10-29 03:43:16,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:43:16,917 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:16,917 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:16,932 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:17,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:17,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 59 states and 83 transitions. [2021-10-29 03:43:17,583 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 83 transitions. [2021-10-29 03:43:17,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-10-29 03:43:17,583 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:17,583 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:17,606 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-29 03:43:18,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:18,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 35 states and 49 transitions. [2021-10-29 03:43:18,354 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 49 transitions. [2021-10-29 03:43:18,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-29 03:43:18,354 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:18,354 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:18,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:18,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:26,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:26,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 47 states and 83 transitions. [2021-10-29 03:43:26,436 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 83 transitions. [2021-10-29 03:43:26,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:26,437 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:26,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:26,450 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:27,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:27,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 48 states and 83 transitions. [2021-10-29 03:43:27,203 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 83 transitions. [2021-10-29 03:43:27,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:27,204 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:27,204 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:27,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:27,220 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:28,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:28,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 49 states and 83 transitions. [2021-10-29 03:43:28,016 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 83 transitions. [2021-10-29 03:43:28,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:28,016 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:28,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:28,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:28,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:28,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:28,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 50 states and 83 transitions. [2021-10-29 03:43:28,784 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 83 transitions. [2021-10-29 03:43:28,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:28,784 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:28,785 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:28,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:28,795 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:29,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:29,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 51 states and 83 transitions. [2021-10-29 03:43:29,445 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 83 transitions. [2021-10-29 03:43:29,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:29,445 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:29,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:29,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:29,458 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:30,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:30,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 52 states and 83 transitions. [2021-10-29 03:43:30,111 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 83 transitions. [2021-10-29 03:43:30,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:30,112 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:30,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:30,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:30,122 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:30,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:30,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 53 states and 83 transitions. [2021-10-29 03:43:30,910 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 83 transitions. [2021-10-29 03:43:30,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:30,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:30,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:30,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:30,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:31,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:31,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 54 states and 83 transitions. [2021-10-29 03:43:31,481 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 83 transitions. [2021-10-29 03:43:31,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:31,482 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:31,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:31,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:31,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:32,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:32,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2021-10-29 03:43:32,136 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2021-10-29 03:43:32,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:32,137 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:32,137 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:32,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:32,148 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:32,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:32,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 56 states and 83 transitions. [2021-10-29 03:43:32,910 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 83 transitions. [2021-10-29 03:43:32,910 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:32,910 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:32,910 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:32,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:32,922 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:33,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:33,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 57 states and 83 transitions. [2021-10-29 03:43:33,762 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 83 transitions. [2021-10-29 03:43:33,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:33,762 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:33,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:33,773 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:34,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:34,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 58 states and 83 transitions. [2021-10-29 03:43:34,666 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 83 transitions. [2021-10-29 03:43:34,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-29 03:43:34,667 INFO L427 CodeCheckObserver]: Error Path is FOUND. [2021-10-29 03:43:34,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-29 03:43:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-29 03:43:34,678 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-10-29 03:43:35,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-10-29 03:43:35,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 42 transitions. [2021-10-29 03:43:35,618 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 42 transitions. [2021-10-29 03:43:35,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-29 03:43:35,618 WARN L424 CodeCheckObserver]: This Program is SAFE, Check terminated with 94 iterations. [2021-10-29 03:43:35,624 INFO L759 CodeCheckObserver]: All specifications hold 2 specifications checked. All of them hold [2021-10-29 03:43:36,055 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-29 03:43:36,064 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-29 03:43:36,064 INFO L565 CodeCheckObserver]: Invariant with dag size 3 [2021-10-29 03:43:36,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 29.10 03:43:36 ImpRootNode [2021-10-29 03:43:36,065 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-10-29 03:43:36,065 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-29 03:43:36,066 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-29 03:43:36,066 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-29 03:43:36,066 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 03:42:22" (3/4) ... [2021-10-29 03:43:36,069 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-29 03:43:36,081 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2021-10-29 03:43:36,082 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-29 03:43:36,082 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-29 03:43:36,083 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-29 03:43:36,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2021-10-29 03:43:36,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2021-10-29 03:43:36,107 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: \old(unknown-main_\old_#valid-unknown) == \valid [2021-10-29 03:43:36,137 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/witness.graphml [2021-10-29 03:43:36,137 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-29 03:43:36,139 INFO L168 Benchmark]: Toolchain (without parser) took 74580.16 ms. Allocated memory was 79.7 MB in the beginning and 673.2 MB in the end (delta: 593.5 MB). Free memory was 41.4 MB in the beginning and 544.9 MB in the end (delta: -503.6 MB). Peak memory consumption was 89.4 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:36,139 INFO L168 Benchmark]: CDTParser took 0.35 ms. Allocated memory is still 79.7 MB. Free memory is still 57.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:43:36,140 INFO L168 Benchmark]: CACSL2BoogieTranslator took 296.38 ms. Allocated memory was 79.7 MB in the beginning and 104.9 MB in the end (delta: 25.2 MB). Free memory was 41.1 MB in the beginning and 79.7 MB in the end (delta: -38.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:36,140 INFO L168 Benchmark]: Boogie Procedure Inliner took 44.51 ms. Allocated memory is still 104.9 MB. Free memory was 79.7 MB in the beginning and 78.0 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:43:36,140 INFO L168 Benchmark]: Boogie Preprocessor took 31.57 ms. Allocated memory is still 104.9 MB. Free memory was 77.7 MB in the beginning and 76.5 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-29 03:43:36,141 INFO L168 Benchmark]: RCFGBuilder took 772.57 ms. Allocated memory is still 104.9 MB. Free memory was 76.5 MB in the beginning and 80.0 MB in the end (delta: -3.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:36,141 INFO L168 Benchmark]: CodeCheck took 73356.48 ms. Allocated memory was 104.9 MB in the beginning and 673.2 MB in the end (delta: 568.3 MB). Free memory was 79.7 MB in the beginning and 549.1 MB in the end (delta: -469.4 MB). Peak memory consumption was 100.0 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:36,142 INFO L168 Benchmark]: Witness Printer took 71.60 ms. Allocated memory is still 673.2 MB. Free memory was 549.1 MB in the beginning and 544.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-29 03:43:36,144 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: 72.8s, 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 SDtfs, -1107099652 SDslu, 0 SDs, 0 SdLazy, 470499320 SolverSat, -570441732 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 68.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 13919 GetRequests, 13245 SyntacticMatches, 0 SemanticMatches, 674 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219742 ImplicationChecksByTransitivity, 67.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.2s 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-unknown) == \valid - InvariantResult [Line: 47]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: \old(unknown-main_\old_#valid-unknown) == \valid * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35 ms. Allocated memory is still 79.7 MB. Free memory is still 57.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 296.38 ms. Allocated memory was 79.7 MB in the beginning and 104.9 MB in the end (delta: 25.2 MB). Free memory was 41.1 MB in the beginning and 79.7 MB in the end (delta: -38.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 44.51 ms. Allocated memory is still 104.9 MB. Free memory was 79.7 MB in the beginning and 78.0 MB in the end (delta: 1.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 31.57 ms. Allocated memory is still 104.9 MB. Free memory was 77.7 MB in the beginning and 76.5 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 772.57 ms. Allocated memory is still 104.9 MB. Free memory was 76.5 MB in the beginning and 80.0 MB in the end (delta: -3.5 MB). Peak memory consumption was 27.6 MB. Max. memory is 16.1 GB. * CodeCheck took 73356.48 ms. Allocated memory was 104.9 MB in the beginning and 673.2 MB in the end (delta: 568.3 MB). Free memory was 79.7 MB in the beginning and 549.1 MB in the end (delta: -469.4 MB). Peak memory consumption was 100.0 MB. Max. memory is 16.1 GB. * Witness Printer took 71.60 ms. Allocated memory is still 673.2 MB. Free memory was 549.1 MB in the beginning and 544.9 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate proved your program to be correct! [2021-10-29 03:43:36,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1df52ad6-f595-4be3-af93-ffa43b021df1/bin/ukojak-Rh5K9KB4LI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...