./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem03_label46.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem03_label46.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 541e7f2d0384c0fe15c71d37dc3b6d915f82dde67f224d182d5f6431c66d5181 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:30:00,753 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:30:00,756 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:30:00,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:30:00,812 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:30:00,819 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:30:00,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:30:00,830 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:30:00,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:30:00,839 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:30:00,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:30:00,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:30:00,845 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:30:00,853 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:30:00,855 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:30:00,856 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:30:00,857 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:30:00,858 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:30:00,860 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:30:00,863 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:30:00,870 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:30:00,871 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:30:00,876 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:30:00,877 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:30:00,890 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:30:00,890 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:30:00,891 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:30:00,893 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:30:00,894 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:30:00,895 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:30:00,895 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:30:00,896 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:30:00,899 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:30:00,900 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:30:00,903 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:30:00,904 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:30:00,904 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:30:00,905 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:30:00,905 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:30:00,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:30:00,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:30:00,907 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:30:00,948 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:30:00,949 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:30:00,950 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:30:00,950 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:30:00,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:30:00,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:30:00,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:30:00,951 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:30:00,951 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:30:00,951 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:30:00,951 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:30:00,952 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:30:00,952 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:30:00,952 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:30:00,952 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:30:00,952 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:30:00,953 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:30:00,953 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:30:00,953 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:30:00,953 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:30:00,953 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:30:00,953 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:00,954 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:30:00,954 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:30:00,954 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:30:00,954 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:30:00,954 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:30:00,954 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:30:00,954 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_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 541e7f2d0384c0fe15c71d37dc3b6d915f82dde67f224d182d5f6431c66d5181 [2022-10-17 16:30:01,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:30:01,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:30:01,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:30:01,245 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:30:01,246 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:30:01,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/eca-rers2012/Problem03_label46.c [2022-10-17 16:30:01,332 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/data/9af66ab27/d4eab11ec4ec4e229cf621b9d75a0206/FLAG1216f1f95 [2022-10-17 16:30:02,025 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:30:02,026 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/sv-benchmarks/c/eca-rers2012/Problem03_label46.c [2022-10-17 16:30:02,048 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/data/9af66ab27/d4eab11ec4ec4e229cf621b9d75a0206/FLAG1216f1f95 [2022-10-17 16:30:02,162 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/data/9af66ab27/d4eab11ec4ec4e229cf621b9d75a0206 [2022-10-17 16:30:02,164 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:30:02,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:30:02,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:02,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:30:02,171 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:30:02,172 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:02" (1/1) ... [2022-10-17 16:30:02,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@726ac813 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:02, skipping insertion in model container [2022-10-17 16:30:02,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:30:02" (1/1) ... [2022-10-17 16:30:02,182 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:30:02,276 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:30:02,891 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/sv-benchmarks/c/eca-rers2012/Problem03_label46.c[59207,59220] [2022-10-17 16:30:02,920 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:02,933 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:30:03,154 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/sv-benchmarks/c/eca-rers2012/Problem03_label46.c[59207,59220] [2022-10-17 16:30:03,163 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:30:03,181 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:30:03,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03 WrapperNode [2022-10-17 16:30:03,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:30:03,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:03,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:30:03,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:30:03,191 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,366 INFO L138 Inliner]: procedures = 14, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1771 [2022-10-17 16:30:03,366 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:30:03,367 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:30:03,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:30:03,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:30:03,376 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,384 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,385 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,429 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,444 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,453 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,465 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,481 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:30:03,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:30:03,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:30:03,489 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:30:03,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:30:03" (1/1) ... [2022-10-17 16:30:03,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:30:03,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:30:03,527 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:30:03,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b77f35d-134c-40a2-b2b3-32f7d825c779/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:30:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:30:03,576 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:30:03,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:30:03,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:30:03,680 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:30:03,682 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:30:05,785 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:30:06,216 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:30:06,216 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:30:06,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:06 BoogieIcfgContainer [2022-10-17 16:30:06,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:30:06,221 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:30:06,221 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:30:06,234 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:30:06,235 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:30:06" (1/1) ... [2022-10-17 16:30:06,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:30:06,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:06,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 148 states and 288 transitions. [2022-10-17 16:30:06,326 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 288 transitions. [2022-10-17 16:30:06,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-10-17 16:30:06,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:06,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:06,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:07,287 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:08,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 289 states and 522 transitions. [2022-10-17 16:30:08,352 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 522 transitions. [2022-10-17 16:30:08,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2022-10-17 16:30:08,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:08,682 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:08,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:08,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 293 states and 528 transitions. [2022-10-17 16:30:08,767 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 528 transitions. [2022-10-17 16:30:08,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-10-17 16:30:08,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:08,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:08,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:09,038 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:09,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:09,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 298 states and 536 transitions. [2022-10-17 16:30:09,190 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 536 transitions. [2022-10-17 16:30:09,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-10-17 16:30:09,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:09,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:09,530 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:11,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:11,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 727 states to 440 states and 727 transitions. [2022-10-17 16:30:11,167 INFO L276 IsEmpty]: Start isEmpty. Operand 440 states and 727 transitions. [2022-10-17 16:30:11,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-10-17 16:30:11,170 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:11,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:11,404 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:11,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:11,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 738 states to 447 states and 738 transitions. [2022-10-17 16:30:11,679 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 738 transitions. [2022-10-17 16:30:11,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:30:11,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:11,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:12,087 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:12,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:12,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 458 states and 775 transitions. [2022-10-17 16:30:12,935 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 775 transitions. [2022-10-17 16:30:12,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-10-17 16:30:12,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:12,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:12,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:13,314 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 11 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:13,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:13,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 462 states and 780 transitions. [2022-10-17 16:30:13,426 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 780 transitions. [2022-10-17 16:30:13,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2022-10-17 16:30:13,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:13,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:13,641 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:13,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:13,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 794 states to 471 states and 794 transitions. [2022-10-17 16:30:13,951 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 794 transitions. [2022-10-17 16:30:13,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:30:13,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:13,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:14,626 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:30:17,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:17,165 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 626 states and 1013 transitions. [2022-10-17 16:30:17,166 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 1013 transitions. [2022-10-17 16:30:17,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2022-10-17 16:30:17,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:17,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:17,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:17,370 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:17,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:17,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 627 states and 1014 transitions. [2022-10-17 16:30:17,458 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 1014 transitions. [2022-10-17 16:30:17,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:30:17,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:17,462 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:17,677 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:18,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:18,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1032 states to 633 states and 1032 transitions. [2022-10-17 16:30:18,249 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 1032 transitions. [2022-10-17 16:30:18,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2022-10-17 16:30:18,253 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:18,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:18,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:18,466 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-10-17 16:30:18,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:18,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1040 states to 638 states and 1040 transitions. [2022-10-17 16:30:18,760 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1040 transitions. [2022-10-17 16:30:18,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2022-10-17 16:30:18,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:18,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:18,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:18,961 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:19,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:19,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1058 states to 651 states and 1058 transitions. [2022-10-17 16:30:19,187 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 1058 transitions. [2022-10-17 16:30:19,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:30:19,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:19,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:19,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:19,469 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:19,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:19,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1068 states to 660 states and 1068 transitions. [2022-10-17 16:30:19,662 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 1068 transitions. [2022-10-17 16:30:19,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:30:19,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:19,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:20,016 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:20,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:20,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1080 states to 669 states and 1080 transitions. [2022-10-17 16:30:20,406 INFO L276 IsEmpty]: Start isEmpty. Operand 669 states and 1080 transitions. [2022-10-17 16:30:20,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:30:20,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:20,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:20,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:20,704 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:21,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1084 states to 672 states and 1084 transitions. [2022-10-17 16:30:21,191 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1084 transitions. [2022-10-17 16:30:21,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:30:21,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:21,469 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:21,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:21,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1086 states to 674 states and 1086 transitions. [2022-10-17 16:30:21,857 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1086 transitions. [2022-10-17 16:30:21,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2022-10-17 16:30:21,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:21,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:22,194 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:22,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:22,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1089 states to 677 states and 1089 transitions. [2022-10-17 16:30:22,539 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1089 transitions. [2022-10-17 16:30:22,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:30:22,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:22,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:22,865 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:22,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:22,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 678 states and 1091 transitions. [2022-10-17 16:30:22,971 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 1091 transitions. [2022-10-17 16:30:22,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2022-10-17 16:30:22,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:22,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:23,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:23,268 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:23,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:23,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1092 states to 679 states and 1092 transitions. [2022-10-17 16:30:23,376 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1092 transitions. [2022-10-17 16:30:23,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:30:23,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:23,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:23,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:23,733 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:30:24,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:24,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1095 states to 680 states and 1095 transitions. [2022-10-17 16:30:24,065 INFO L276 IsEmpty]: Start isEmpty. Operand 680 states and 1095 transitions. [2022-10-17 16:30:24,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:30:24,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:24,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:24,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:24,311 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:30:24,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:24,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1100 states to 684 states and 1100 transitions. [2022-10-17 16:30:24,575 INFO L276 IsEmpty]: Start isEmpty. Operand 684 states and 1100 transitions. [2022-10-17 16:30:24,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-10-17 16:30:24,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:24,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:24,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:24,818 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 33 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-10-17 16:30:25,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1109 states to 690 states and 1109 transitions. [2022-10-17 16:30:25,195 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1109 transitions. [2022-10-17 16:30:25,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:30:25,198 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:25,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,401 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:30:25,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1119 states to 699 states and 1119 transitions. [2022-10-17 16:30:25,583 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 1119 transitions. [2022-10-17 16:30:25,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:30:25,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:25,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:25,802 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:30:25,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:25,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 701 states and 1120 transitions. [2022-10-17 16:30:25,954 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1120 transitions. [2022-10-17 16:30:25,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-10-17 16:30:25,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:25,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:26,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:26,149 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 16:30:26,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:26,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 715 states and 1136 transitions. [2022-10-17 16:30:26,390 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1136 transitions. [2022-10-17 16:30:26,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-10-17 16:30:26,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:26,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:26,592 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-10-17 16:30:26,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:26,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1141 states to 719 states and 1141 transitions. [2022-10-17 16:30:26,698 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 1141 transitions. [2022-10-17 16:30:26,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2022-10-17 16:30:26,701 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:26,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:27,289 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:28,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:28,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 743 states and 1171 transitions. [2022-10-17 16:30:28,121 INFO L276 IsEmpty]: Start isEmpty. Operand 743 states and 1171 transitions. [2022-10-17 16:30:28,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2022-10-17 16:30:28,123 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:28,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:30:28,405 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:30:29,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:30:29,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 774 states and 1213 transitions. [2022-10-17 16:30:29,348 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1213 transitions. [2022-10-17 16:30:29,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2022-10-17 16:30:29,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:30:29,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:30:29,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat