./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 52ed361cdf08860b8c7c7d564ef95393de2d3a38663ac135cf0da9ded1f39b3f --- 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-2329fc7 [2022-12-14 20:51:39,729 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:51:39,731 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:51:39,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:51:39,750 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:51:39,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:51:39,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:51:39,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:51:39,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:51:39,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:51:39,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:51:39,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:51:39,759 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:51:39,760 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:51:39,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:51:39,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:51:39,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:51:39,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:51:39,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:51:39,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:51:39,769 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:51:39,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:51:39,772 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:51:39,773 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:51:39,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:51:39,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:51:39,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:51:39,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:51:39,778 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:51:39,779 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:51:39,780 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:51:39,780 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:51:39,781 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:51:39,782 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:51:39,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:51:39,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:51:39,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:51:39,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:51:39,784 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:51:39,785 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:51:39,785 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:51:39,786 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 20:51:39,807 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:51:39,808 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:51:39,808 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:51:39,809 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:51:39,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:51:39,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:51:39,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:51:39,810 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:51:39,810 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:51:39,810 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:51:39,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:51:39,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:51:39,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:51:39,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:51:39,811 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:51:39,811 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:51:39,812 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:51:39,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:51:39,812 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:51:39,812 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:51:39,812 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:51:39,813 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:51:39,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:51:39,813 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:51:39,813 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:51:39,813 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:51:39,813 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:51:39,814 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:51:39,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:51:39,814 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:51:39,814 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_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 52ed361cdf08860b8c7c7d564ef95393de2d3a38663ac135cf0da9ded1f39b3f [2022-12-14 20:51:40,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:51:40,021 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:51:40,024 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:51:40,025 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:51:40,025 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:51:40,026 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i [2022-12-14 20:51:42,610 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:51:42,808 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:51:42,809 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i [2022-12-14 20:51:42,820 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4/data/0538ec266/f4333b6b267548648b59e591148a43ef/FLAG0734e0078 [2022-12-14 20:51:42,832 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4/data/0538ec266/f4333b6b267548648b59e591148a43ef [2022-12-14 20:51:42,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:51:42,836 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:51:42,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:51:42,838 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:51:42,840 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:51:42,841 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:51:42" (1/1) ... [2022-12-14 20:51:42,841 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae37de9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:42, skipping insertion in model container [2022-12-14 20:51:42,841 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:51:42" (1/1) ... [2022-12-14 20:51:42,847 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:51:42,881 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:51:43,136 WARN L237 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_75855173-6326-418e-a6e8-b9ff43840936/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i[26271,26284] [2022-12-14 20:51:43,137 WARN L237 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_75855173-6326-418e-a6e8-b9ff43840936/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i[26396,26409] [2022-12-14 20:51:43,139 WARN L237 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_75855173-6326-418e-a6e8-b9ff43840936/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i[26511,26524] [2022-12-14 20:51:43,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:51:43,159 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:51:43,199 WARN L237 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_75855173-6326-418e-a6e8-b9ff43840936/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i[26271,26284] [2022-12-14 20:51:43,200 WARN L237 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_75855173-6326-418e-a6e8-b9ff43840936/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i[26396,26409] [2022-12-14 20:51:43,201 WARN L237 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_75855173-6326-418e-a6e8-b9ff43840936/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-2.i[26511,26524] [2022-12-14 20:51:43,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:51:43,233 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:51:43,234 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:43 WrapperNode [2022-12-14 20:51:43,234 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:51:43,235 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:51:43,235 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:51:43,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:51:43,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:43" (1/1) ... [2022-12-14 20:51:43,253 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:43" (1/1) ... [2022-12-14 20:51:43,277 INFO L138 Inliner]: procedures = 142, calls = 63, calls flagged for inlining = 14, calls inlined = 13, statements flattened = 164 [2022-12-14 20:51:43,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:51:43,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:51:43,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:51:43,279 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:51:43,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:43" (1/1) ... [2022-12-14 20:51:43,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:43" (1/1) ... [2022-12-14 20:51:43,290 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:43" (1/1) ... [2022-12-14 20:51:43,291 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:43" (1/1) ... [2022-12-14 20:51:43,302 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:43" (1/1) ... [2022-12-14 20:51:43,306 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:43" (1/1) ... [2022-12-14 20:51:43,308 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:43" (1/1) ... [2022-12-14 20:51:43,310 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:43" (1/1) ... [2022-12-14 20:51:43,313 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:51:43,314 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:51:43,314 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:51:43,314 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:51:43,315 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:51:43" (1/1) ... [2022-12-14 20:51:43,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:51:43,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:51:43,339 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:51:43,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_75855173-6326-418e-a6e8-b9ff43840936/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:51:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2022-12-14 20:51:43,366 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2022-12-14 20:51:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2022-12-14 20:51:43,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2022-12-14 20:51:43,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 20:51:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:51:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 20:51:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2022-12-14 20:51:43,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2022-12-14 20:51:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 20:51:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 20:51:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 20:51:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2022-12-14 20:51:43,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2022-12-14 20:51:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:51:43,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2022-12-14 20:51:43,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2022-12-14 20:51:43,368 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:51:43,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:51:43,481 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:51:43,483 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:51:43,743 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:51:43,842 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:51:43,843 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 20:51:43,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:51:43 BoogieIcfgContainer [2022-12-14 20:51:43,845 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:51:43,846 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:51:43,847 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:51:43,857 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:51:43,857 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:51:43" (1/1) ... [2022-12-14 20:51:43,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:51:43,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:43,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 46 states and 58 transitions. [2022-12-14 20:51:43,923 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 58 transitions. [2022-12-14 20:51:43,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:51:43,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:43,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:44,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:44,173 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:44,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:44,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 52 states and 68 transitions. [2022-12-14 20:51:44,233 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2022-12-14 20:51:44,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:51:44,234 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:44,234 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:44,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:44,315 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:51:44,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:44,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 53 states and 69 transitions. [2022-12-14 20:51:44,330 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 69 transitions. [2022-12-14 20:51:44,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 20:51:44,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:44,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:44,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:44,451 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 20:51:44,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:44,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 59 states and 79 transitions. [2022-12-14 20:51:44,529 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 79 transitions. [2022-12-14 20:51:44,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 20:51:44,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:44,531 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:44,650 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-12-14 20:51:44,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:44,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 66 states and 89 transitions. [2022-12-14 20:51:44,772 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2022-12-14 20:51:44,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-12-14 20:51:44,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:44,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:44,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:44,996 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 6 proven. 13 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 20:51:45,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:45,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 77 transitions. [2022-12-14 20:51:45,031 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 77 transitions. [2022-12-14 20:51:45,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 20:51:45,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:45,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:45,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:45,228 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-12-14 20:51:45,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:45,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 66 states and 87 transitions. [2022-12-14 20:51:45,335 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 87 transitions. [2022-12-14 20:51:45,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-12-14 20:51:45,336 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:45,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:45,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:45,529 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-14 20:51:45,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:45,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 73 states and 97 transitions. [2022-12-14 20:51:45,651 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 97 transitions. [2022-12-14 20:51:45,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-14 20:51:45,652 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:45,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:45,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:45,945 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2022-12-14 20:51:46,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:46,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 80 states and 107 transitions. [2022-12-14 20:51:46,086 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 107 transitions. [2022-12-14 20:51:46,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-12-14 20:51:46,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:46,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:46,393 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2022-12-14 20:51:46,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:46,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 87 states and 117 transitions. [2022-12-14 20:51:46,541 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 117 transitions. [2022-12-14 20:51:46,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-12-14 20:51:46,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:46,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:46,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:46,906 INFO L134 CoverageAnalysis]: Checked inductivity of 315 backedges. 0 proven. 147 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-12-14 20:51:47,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:47,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 94 states and 127 transitions. [2022-12-14 20:51:47,078 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 127 transitions. [2022-12-14 20:51:47,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-12-14 20:51:47,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:47,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:47,584 INFO L134 CoverageAnalysis]: Checked inductivity of 420 backedges. 0 proven. 196 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2022-12-14 20:51:47,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:47,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 101 states and 137 transitions. [2022-12-14 20:51:47,757 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 137 transitions. [2022-12-14 20:51:47,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-12-14 20:51:47,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:47,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:47,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:48,221 INFO L134 CoverageAnalysis]: Checked inductivity of 540 backedges. 0 proven. 252 refuted. 0 times theorem prover too weak. 288 trivial. 0 not checked. [2022-12-14 20:51:48,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:48,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 108 states and 147 transitions. [2022-12-14 20:51:48,393 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 147 transitions. [2022-12-14 20:51:48,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2022-12-14 20:51:48,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:48,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:48,970 INFO L134 CoverageAnalysis]: Checked inductivity of 675 backedges. 0 proven. 315 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2022-12-14 20:51:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:49,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 115 states and 157 transitions. [2022-12-14 20:51:49,179 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 157 transitions. [2022-12-14 20:51:49,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2022-12-14 20:51:49,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:49,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:49,849 INFO L134 CoverageAnalysis]: Checked inductivity of 825 backedges. 0 proven. 385 refuted. 0 times theorem prover too weak. 440 trivial. 0 not checked. [2022-12-14 20:51:50,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:50,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 122 states and 167 transitions. [2022-12-14 20:51:50,065 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 167 transitions. [2022-12-14 20:51:50,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2022-12-14 20:51:50,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:50,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:50,726 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 462 refuted. 0 times theorem prover too weak. 528 trivial. 0 not checked. [2022-12-14 20:51:50,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:50,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 129 states and 177 transitions. [2022-12-14 20:51:50,936 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 177 transitions. [2022-12-14 20:51:50,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2022-12-14 20:51:50,938 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:50,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:51,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:51,901 INFO L134 CoverageAnalysis]: Checked inductivity of 1170 backedges. 0 proven. 546 refuted. 0 times theorem prover too weak. 624 trivial. 0 not checked. [2022-12-14 20:51:52,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:52,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 136 states and 187 transitions. [2022-12-14 20:51:52,126 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 187 transitions. [2022-12-14 20:51:52,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2022-12-14 20:51:52,129 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:52,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:52,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1365 backedges. 0 proven. 637 refuted. 0 times theorem prover too weak. 728 trivial. 0 not checked. [2022-12-14 20:51:53,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:53,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 143 states and 197 transitions. [2022-12-14 20:51:53,222 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 197 transitions. [2022-12-14 20:51:53,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2022-12-14 20:51:53,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:53,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:53,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:54,202 INFO L134 CoverageAnalysis]: Checked inductivity of 1575 backedges. 0 proven. 735 refuted. 0 times theorem prover too weak. 840 trivial. 0 not checked. [2022-12-14 20:51:54,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:54,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 150 states and 207 transitions. [2022-12-14 20:51:54,413 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 207 transitions. [2022-12-14 20:51:54,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 242 [2022-12-14 20:51:54,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:54,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:54,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:55,617 INFO L134 CoverageAnalysis]: Checked inductivity of 1800 backedges. 0 proven. 840 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2022-12-14 20:51:55,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:55,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 157 states and 217 transitions. [2022-12-14 20:51:55,861 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 217 transitions. [2022-12-14 20:51:55,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-12-14 20:51:55,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:55,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:55,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:57,035 INFO L134 CoverageAnalysis]: Checked inductivity of 2040 backedges. 0 proven. 952 refuted. 0 times theorem prover too weak. 1088 trivial. 0 not checked. [2022-12-14 20:51:57,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:57,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 164 states and 227 transitions. [2022-12-14 20:51:57,284 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 227 transitions. [2022-12-14 20:51:57,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2022-12-14 20:51:57,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:57,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:57,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:51:58,478 INFO L134 CoverageAnalysis]: Checked inductivity of 2295 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 1224 trivial. 0 not checked. [2022-12-14 20:51:58,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:51:58,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 171 states and 237 transitions. [2022-12-14 20:51:58,685 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 237 transitions. [2022-12-14 20:51:58,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2022-12-14 20:51:58,687 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:51:58,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:51:58,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:00,135 INFO L134 CoverageAnalysis]: Checked inductivity of 2565 backedges. 0 proven. 1197 refuted. 0 times theorem prover too weak. 1368 trivial. 0 not checked. [2022-12-14 20:52:00,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:00,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 178 states and 247 transitions. [2022-12-14 20:52:00,398 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 247 transitions. [2022-12-14 20:52:00,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2022-12-14 20:52:00,400 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:00,400 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:00,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:01,998 INFO L134 CoverageAnalysis]: Checked inductivity of 2850 backedges. 0 proven. 1330 refuted. 0 times theorem prover too weak. 1520 trivial. 0 not checked. [2022-12-14 20:52:02,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:02,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 185 states and 257 transitions. [2022-12-14 20:52:02,257 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 257 transitions. [2022-12-14 20:52:02,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2022-12-14 20:52:02,258 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:02,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:02,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:03,868 INFO L134 CoverageAnalysis]: Checked inductivity of 3150 backedges. 0 proven. 1470 refuted. 0 times theorem prover too weak. 1680 trivial. 0 not checked. [2022-12-14 20:52:04,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:04,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 192 states and 267 transitions. [2022-12-14 20:52:04,128 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 267 transitions. [2022-12-14 20:52:04,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2022-12-14 20:52:04,130 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:04,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:04,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:06,033 INFO L134 CoverageAnalysis]: Checked inductivity of 3465 backedges. 0 proven. 1617 refuted. 0 times theorem prover too weak. 1848 trivial. 0 not checked. [2022-12-14 20:52:06,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:06,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 199 states and 277 transitions. [2022-12-14 20:52:06,270 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 277 transitions. [2022-12-14 20:52:06,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2022-12-14 20:52:06,271 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:06,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:06,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:08,151 INFO L134 CoverageAnalysis]: Checked inductivity of 3795 backedges. 0 proven. 1771 refuted. 0 times theorem prover too weak. 2024 trivial. 0 not checked. [2022-12-14 20:52:08,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:08,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 206 states and 287 transitions. [2022-12-14 20:52:08,466 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 287 transitions. [2022-12-14 20:52:08,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 362 [2022-12-14 20:52:08,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:08,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:08,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:10,727 INFO L134 CoverageAnalysis]: Checked inductivity of 4140 backedges. 0 proven. 1932 refuted. 0 times theorem prover too weak. 2208 trivial. 0 not checked. [2022-12-14 20:52:11,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:11,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 213 states and 297 transitions. [2022-12-14 20:52:11,014 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 297 transitions. [2022-12-14 20:52:11,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 377 [2022-12-14 20:52:11,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:11,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:11,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:13,297 INFO L134 CoverageAnalysis]: Checked inductivity of 4500 backedges. 0 proven. 2100 refuted. 0 times theorem prover too weak. 2400 trivial. 0 not checked. [2022-12-14 20:52:13,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:13,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 220 states and 307 transitions. [2022-12-14 20:52:13,637 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 307 transitions. [2022-12-14 20:52:13,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 392 [2022-12-14 20:52:13,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:13,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:16,257 INFO L134 CoverageAnalysis]: Checked inductivity of 4875 backedges. 0 proven. 2275 refuted. 0 times theorem prover too weak. 2600 trivial. 0 not checked. [2022-12-14 20:52:16,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:16,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 329 states to 227 states and 317 transitions. [2022-12-14 20:52:16,617 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 317 transitions. [2022-12-14 20:52:16,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 407 [2022-12-14 20:52:16,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:16,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:16,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:19,359 INFO L134 CoverageAnalysis]: Checked inductivity of 5265 backedges. 0 proven. 2457 refuted. 0 times theorem prover too weak. 2808 trivial. 0 not checked. [2022-12-14 20:52:19,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:19,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 234 states and 327 transitions. [2022-12-14 20:52:19,744 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 327 transitions. [2022-12-14 20:52:19,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 422 [2022-12-14 20:52:19,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:19,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:19,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:22,789 INFO L134 CoverageAnalysis]: Checked inductivity of 5670 backedges. 0 proven. 2646 refuted. 0 times theorem prover too weak. 3024 trivial. 0 not checked. [2022-12-14 20:52:23,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:23,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 241 states and 337 transitions. [2022-12-14 20:52:23,152 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 337 transitions. [2022-12-14 20:52:23,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2022-12-14 20:52:23,154 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:23,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:26,554 INFO L134 CoverageAnalysis]: Checked inductivity of 6090 backedges. 0 proven. 2842 refuted. 0 times theorem prover too weak. 3248 trivial. 0 not checked. [2022-12-14 20:52:26,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:26,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 248 states and 347 transitions. [2022-12-14 20:52:26,958 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 347 transitions. [2022-12-14 20:52:26,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 452 [2022-12-14 20:52:26,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:26,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:30,203 INFO L134 CoverageAnalysis]: Checked inductivity of 6525 backedges. 0 proven. 3045 refuted. 0 times theorem prover too weak. 3480 trivial. 0 not checked. [2022-12-14 20:52:30,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:30,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 255 states and 357 transitions. [2022-12-14 20:52:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 357 transitions. [2022-12-14 20:52:30,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 467 [2022-12-14 20:52:30,589 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:30,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:30,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:34,359 INFO L134 CoverageAnalysis]: Checked inductivity of 6975 backedges. 0 proven. 3255 refuted. 0 times theorem prover too weak. 3720 trivial. 0 not checked. [2022-12-14 20:52:34,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:34,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 262 states and 367 transitions. [2022-12-14 20:52:34,771 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 367 transitions. [2022-12-14 20:52:34,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 482 [2022-12-14 20:52:34,773 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:34,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:35,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:38,407 INFO L134 CoverageAnalysis]: Checked inductivity of 7440 backedges. 0 proven. 3472 refuted. 0 times theorem prover too weak. 3968 trivial. 0 not checked. [2022-12-14 20:52:38,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:38,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 269 states and 377 transitions. [2022-12-14 20:52:38,724 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 377 transitions. [2022-12-14 20:52:38,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2022-12-14 20:52:38,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:38,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:38,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:42,614 INFO L134 CoverageAnalysis]: Checked inductivity of 7920 backedges. 0 proven. 3696 refuted. 0 times theorem prover too weak. 4224 trivial. 0 not checked. [2022-12-14 20:52:42,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:42,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 276 states and 387 transitions. [2022-12-14 20:52:42,983 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 387 transitions. [2022-12-14 20:52:42,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 512 [2022-12-14 20:52:42,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:42,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:43,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:47,052 INFO L134 CoverageAnalysis]: Checked inductivity of 8415 backedges. 0 proven. 3927 refuted. 0 times theorem prover too weak. 4488 trivial. 0 not checked. [2022-12-14 20:52:47,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:47,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 283 states and 397 transitions. [2022-12-14 20:52:47,521 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 397 transitions. [2022-12-14 20:52:47,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 527 [2022-12-14 20:52:47,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:47,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:52,051 INFO L134 CoverageAnalysis]: Checked inductivity of 8925 backedges. 0 proven. 4165 refuted. 0 times theorem prover too weak. 4760 trivial. 0 not checked. [2022-12-14 20:52:52,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:52,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 290 states and 407 transitions. [2022-12-14 20:52:52,502 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 407 transitions. [2022-12-14 20:52:52,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 542 [2022-12-14 20:52:52,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:52,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:52:57,097 INFO L134 CoverageAnalysis]: Checked inductivity of 9450 backedges. 0 proven. 4410 refuted. 0 times theorem prover too weak. 5040 trivial. 0 not checked. [2022-12-14 20:52:57,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:52:57,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 429 states to 297 states and 417 transitions. [2022-12-14 20:52:57,450 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 417 transitions. [2022-12-14 20:52:57,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 557 [2022-12-14 20:52:57,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:52:57,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:52:57,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:02,358 INFO L134 CoverageAnalysis]: Checked inductivity of 9990 backedges. 0 proven. 4662 refuted. 0 times theorem prover too weak. 5328 trivial. 0 not checked. [2022-12-14 20:53:02,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:02,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 304 states and 427 transitions. [2022-12-14 20:53:02,762 INFO L276 IsEmpty]: Start isEmpty. Operand 304 states and 427 transitions. [2022-12-14 20:53:02,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 572 [2022-12-14 20:53:02,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:02,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:03,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:07,997 INFO L134 CoverageAnalysis]: Checked inductivity of 10545 backedges. 0 proven. 4921 refuted. 0 times theorem prover too weak. 5624 trivial. 0 not checked. [2022-12-14 20:53:08,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:08,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 311 states and 437 transitions. [2022-12-14 20:53:08,444 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 437 transitions. [2022-12-14 20:53:08,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 587 [2022-12-14 20:53:08,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:08,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:08,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:13,965 INFO L134 CoverageAnalysis]: Checked inductivity of 11115 backedges. 0 proven. 5187 refuted. 0 times theorem prover too weak. 5928 trivial. 0 not checked. [2022-12-14 20:53:14,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:14,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 318 states and 447 transitions. [2022-12-14 20:53:14,392 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 447 transitions. [2022-12-14 20:53:14,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 602 [2022-12-14 20:53:14,396 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:14,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:14,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:20,227 INFO L134 CoverageAnalysis]: Checked inductivity of 11700 backedges. 0 proven. 5460 refuted. 0 times theorem prover too weak. 6240 trivial. 0 not checked. [2022-12-14 20:53:20,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:20,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 469 states to 325 states and 457 transitions. [2022-12-14 20:53:20,741 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 457 transitions. [2022-12-14 20:53:20,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 617 [2022-12-14 20:53:20,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:20,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:26,845 INFO L134 CoverageAnalysis]: Checked inductivity of 12300 backedges. 0 proven. 5740 refuted. 0 times theorem prover too weak. 6560 trivial. 0 not checked. [2022-12-14 20:53:27,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:27,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 332 states and 467 transitions. [2022-12-14 20:53:27,364 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 467 transitions. [2022-12-14 20:53:27,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 632 [2022-12-14 20:53:27,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:27,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:27,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:33,861 INFO L134 CoverageAnalysis]: Checked inductivity of 12915 backedges. 0 proven. 6027 refuted. 0 times theorem prover too weak. 6888 trivial. 0 not checked. [2022-12-14 20:53:34,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:34,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 339 states and 477 transitions. [2022-12-14 20:53:34,357 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 477 transitions. [2022-12-14 20:53:34,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 647 [2022-12-14 20:53:34,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:34,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:34,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:41,162 INFO L134 CoverageAnalysis]: Checked inductivity of 13545 backedges. 0 proven. 6321 refuted. 0 times theorem prover too weak. 7224 trivial. 0 not checked. [2022-12-14 20:53:41,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:41,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 346 states and 487 transitions. [2022-12-14 20:53:41,736 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 487 transitions. [2022-12-14 20:53:41,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 662 [2022-12-14 20:53:41,739 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:41,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:42,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:48,817 INFO L134 CoverageAnalysis]: Checked inductivity of 14190 backedges. 0 proven. 6622 refuted. 0 times theorem prover too weak. 7568 trivial. 0 not checked. [2022-12-14 20:53:49,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:49,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 353 states and 497 transitions. [2022-12-14 20:53:49,328 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 497 transitions. [2022-12-14 20:53:49,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 677 [2022-12-14 20:53:49,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:49,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:49,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:53:56,836 INFO L134 CoverageAnalysis]: Checked inductivity of 14850 backedges. 0 proven. 6930 refuted. 0 times theorem prover too weak. 7920 trivial. 0 not checked. [2022-12-14 20:53:57,400 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:53:57,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 360 states and 507 transitions. [2022-12-14 20:53:57,402 INFO L276 IsEmpty]: Start isEmpty. Operand 360 states and 507 transitions. [2022-12-14 20:53:57,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 692 [2022-12-14 20:53:57,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:53:57,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:53:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:05,218 INFO L134 CoverageAnalysis]: Checked inductivity of 15525 backedges. 0 proven. 7245 refuted. 0 times theorem prover too weak. 8280 trivial. 0 not checked. [2022-12-14 20:54:05,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:05,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 529 states to 367 states and 517 transitions. [2022-12-14 20:54:05,880 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 517 transitions. [2022-12-14 20:54:05,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 707 [2022-12-14 20:54:05,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:05,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:06,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:14,121 INFO L134 CoverageAnalysis]: Checked inductivity of 16215 backedges. 0 proven. 7567 refuted. 0 times theorem prover too weak. 8648 trivial. 0 not checked. [2022-12-14 20:54:14,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:14,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 374 states and 527 transitions. [2022-12-14 20:54:14,710 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 527 transitions. [2022-12-14 20:54:14,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 722 [2022-12-14 20:54:14,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:14,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:15,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:23,285 INFO L134 CoverageAnalysis]: Checked inductivity of 16920 backedges. 0 proven. 7896 refuted. 0 times theorem prover too weak. 9024 trivial. 0 not checked. [2022-12-14 20:54:23,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:23,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 549 states to 381 states and 537 transitions. [2022-12-14 20:54:23,877 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 537 transitions. [2022-12-14 20:54:23,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 737 [2022-12-14 20:54:23,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:23,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:24,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:32,795 INFO L134 CoverageAnalysis]: Checked inductivity of 17640 backedges. 0 proven. 8232 refuted. 0 times theorem prover too weak. 9408 trivial. 0 not checked. [2022-12-14 20:54:33,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:33,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 388 states and 547 transitions. [2022-12-14 20:54:33,454 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 547 transitions. [2022-12-14 20:54:33,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 752 [2022-12-14 20:54:33,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:33,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:33,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:43,038 INFO L134 CoverageAnalysis]: Checked inductivity of 18375 backedges. 0 proven. 8575 refuted. 0 times theorem prover too weak. 9800 trivial. 0 not checked. [2022-12-14 20:54:43,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:43,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 395 states and 557 transitions. [2022-12-14 20:54:43,541 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 557 transitions. [2022-12-14 20:54:43,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 767 [2022-12-14 20:54:43,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:43,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:54:53,189 INFO L134 CoverageAnalysis]: Checked inductivity of 19125 backedges. 0 proven. 8925 refuted. 0 times theorem prover too weak. 10200 trivial. 0 not checked. [2022-12-14 20:54:53,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:54:53,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 402 states and 567 transitions. [2022-12-14 20:54:53,825 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 567 transitions. [2022-12-14 20:54:53,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 782 [2022-12-14 20:54:53,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:54:53,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:54:54,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:04,155 INFO L134 CoverageAnalysis]: Checked inductivity of 19890 backedges. 0 proven. 9282 refuted. 0 times theorem prover too weak. 10608 trivial. 0 not checked. [2022-12-14 20:55:04,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:04,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 409 states and 577 transitions. [2022-12-14 20:55:04,823 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 577 transitions. [2022-12-14 20:55:04,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 797 [2022-12-14 20:55:04,827 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:04,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:15,544 INFO L134 CoverageAnalysis]: Checked inductivity of 20670 backedges. 0 proven. 9646 refuted. 0 times theorem prover too weak. 11024 trivial. 0 not checked. [2022-12-14 20:55:16,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:16,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 416 states and 587 transitions. [2022-12-14 20:55:16,233 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 587 transitions. [2022-12-14 20:55:16,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 812 [2022-12-14 20:55:16,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:16,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:16,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:27,372 INFO L134 CoverageAnalysis]: Checked inductivity of 21465 backedges. 0 proven. 10017 refuted. 0 times theorem prover too weak. 11448 trivial. 0 not checked. [2022-12-14 20:55:28,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:28,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 423 states and 597 transitions. [2022-12-14 20:55:28,088 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 597 transitions. [2022-12-14 20:55:28,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 827 [2022-12-14 20:55:28,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:28,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:28,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:39,600 INFO L134 CoverageAnalysis]: Checked inductivity of 22275 backedges. 0 proven. 10395 refuted. 0 times theorem prover too weak. 11880 trivial. 0 not checked. [2022-12-14 20:55:40,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:40,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 430 states and 607 transitions. [2022-12-14 20:55:40,151 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 607 transitions. [2022-12-14 20:55:40,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 842 [2022-12-14 20:55:40,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:40,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:40,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:55:52,120 INFO L134 CoverageAnalysis]: Checked inductivity of 23100 backedges. 0 proven. 10780 refuted. 0 times theorem prover too weak. 12320 trivial. 0 not checked. [2022-12-14 20:55:52,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:55:52,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 437 states and 617 transitions. [2022-12-14 20:55:52,713 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 617 transitions. [2022-12-14 20:55:52,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 857 [2022-12-14 20:55:52,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:55:52,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:55:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:05,091 INFO L134 CoverageAnalysis]: Checked inductivity of 23940 backedges. 0 proven. 11172 refuted. 0 times theorem prover too weak. 12768 trivial. 0 not checked. [2022-12-14 20:56:05,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:05,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 639 states to 444 states and 627 transitions. [2022-12-14 20:56:05,694 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 627 transitions. [2022-12-14 20:56:05,698 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 872 [2022-12-14 20:56:05,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:05,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:06,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:18,757 INFO L134 CoverageAnalysis]: Checked inductivity of 24795 backedges. 0 proven. 11571 refuted. 0 times theorem prover too weak. 13224 trivial. 0 not checked. [2022-12-14 20:56:19,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:19,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 649 states to 451 states and 637 transitions. [2022-12-14 20:56:19,516 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 637 transitions. [2022-12-14 20:56:19,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 887 [2022-12-14 20:56:19,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:19,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:19,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:33,035 INFO L134 CoverageAnalysis]: Checked inductivity of 25665 backedges. 0 proven. 11977 refuted. 0 times theorem prover too weak. 13688 trivial. 0 not checked. [2022-12-14 20:56:33,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:33,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 659 states to 458 states and 647 transitions. [2022-12-14 20:56:33,739 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 647 transitions. [2022-12-14 20:56:33,744 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 902 [2022-12-14 20:56:33,744 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:33,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:34,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:56:47,800 INFO L134 CoverageAnalysis]: Checked inductivity of 26550 backedges. 0 proven. 12390 refuted. 0 times theorem prover too weak. 14160 trivial. 0 not checked. [2022-12-14 20:56:48,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:56:48,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 465 states and 657 transitions. [2022-12-14 20:56:48,496 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 657 transitions. [2022-12-14 20:56:48,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 917 [2022-12-14 20:56:48,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:56:48,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:56:49,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:02,984 INFO L134 CoverageAnalysis]: Checked inductivity of 27450 backedges. 0 proven. 12810 refuted. 0 times theorem prover too weak. 14640 trivial. 0 not checked. [2022-12-14 20:57:03,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:03,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 472 states and 667 transitions. [2022-12-14 20:57:03,696 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 667 transitions. [2022-12-14 20:57:03,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 932 [2022-12-14 20:57:03,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:03,703 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:04,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:18,854 INFO L134 CoverageAnalysis]: Checked inductivity of 28365 backedges. 0 proven. 13237 refuted. 0 times theorem prover too weak. 15128 trivial. 0 not checked. [2022-12-14 20:57:19,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:19,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 689 states to 479 states and 677 transitions. [2022-12-14 20:57:19,614 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 677 transitions. [2022-12-14 20:57:19,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 947 [2022-12-14 20:57:19,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:19,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:20,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:35,295 INFO L134 CoverageAnalysis]: Checked inductivity of 29295 backedges. 0 proven. 13671 refuted. 0 times theorem prover too weak. 15624 trivial. 0 not checked. [2022-12-14 20:57:35,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:35,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 486 states and 687 transitions. [2022-12-14 20:57:35,942 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 687 transitions. [2022-12-14 20:57:35,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 962 [2022-12-14 20:57:35,948 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:35,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:57:52,056 INFO L134 CoverageAnalysis]: Checked inductivity of 30240 backedges. 0 proven. 14112 refuted. 0 times theorem prover too weak. 16128 trivial. 0 not checked. [2022-12-14 20:57:52,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:57:52,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 709 states to 493 states and 697 transitions. [2022-12-14 20:57:52,930 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 697 transitions. [2022-12-14 20:57:52,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 977 [2022-12-14 20:57:52,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:57:52,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:57:53,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:09,610 INFO L134 CoverageAnalysis]: Checked inductivity of 31200 backedges. 0 proven. 14560 refuted. 0 times theorem prover too weak. 16640 trivial. 0 not checked. [2022-12-14 20:58:10,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:10,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 500 states and 707 transitions. [2022-12-14 20:58:10,274 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 707 transitions. [2022-12-14 20:58:10,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 992 [2022-12-14 20:58:10,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:10,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:10,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:27,545 INFO L134 CoverageAnalysis]: Checked inductivity of 32175 backedges. 0 proven. 15015 refuted. 0 times theorem prover too weak. 17160 trivial. 0 not checked. [2022-12-14 20:58:28,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:28,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 729 states to 507 states and 717 transitions. [2022-12-14 20:58:28,177 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 717 transitions. [2022-12-14 20:58:28,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1007 [2022-12-14 20:58:28,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:28,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:28,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:58:46,003 INFO L134 CoverageAnalysis]: Checked inductivity of 33165 backedges. 0 proven. 15477 refuted. 0 times theorem prover too weak. 17688 trivial. 0 not checked. [2022-12-14 20:58:46,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:58:46,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 739 states to 514 states and 727 transitions. [2022-12-14 20:58:46,818 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 727 transitions. [2022-12-14 20:58:46,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1022 [2022-12-14 20:58:46,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:58:46,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:58:47,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:05,716 INFO L134 CoverageAnalysis]: Checked inductivity of 34170 backedges. 0 proven. 15946 refuted. 0 times theorem prover too weak. 18224 trivial. 0 not checked. [2022-12-14 20:59:06,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:06,560 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 521 states and 737 transitions. [2022-12-14 20:59:06,560 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 737 transitions. [2022-12-14 20:59:06,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1037 [2022-12-14 20:59:06,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:06,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:07,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:26,408 INFO L134 CoverageAnalysis]: Checked inductivity of 35190 backedges. 0 proven. 16422 refuted. 0 times theorem prover too weak. 18768 trivial. 0 not checked. [2022-12-14 20:59:27,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:27,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 528 states and 747 transitions. [2022-12-14 20:59:27,171 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 747 transitions. [2022-12-14 20:59:27,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1052 [2022-12-14 20:59:27,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:27,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:27,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:59:47,934 INFO L134 CoverageAnalysis]: Checked inductivity of 36225 backedges. 0 proven. 16905 refuted. 0 times theorem prover too weak. 19320 trivial. 0 not checked. [2022-12-14 20:59:48,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:59:48,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 535 states and 757 transitions. [2022-12-14 20:59:48,767 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 757 transitions. [2022-12-14 20:59:48,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1067 [2022-12-14 20:59:48,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:59:48,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:59:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:00:09,195 INFO L134 CoverageAnalysis]: Checked inductivity of 37275 backedges. 0 proven. 17395 refuted. 0 times theorem prover too weak. 19880 trivial. 0 not checked. [2022-12-14 21:00:10,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:00:10,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 779 states to 542 states and 767 transitions. [2022-12-14 21:00:10,048 INFO L276 IsEmpty]: Start isEmpty. Operand 542 states and 767 transitions. [2022-12-14 21:00:10,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1082 [2022-12-14 21:00:10,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:00:10,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:00:10,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:00:31,995 INFO L134 CoverageAnalysis]: Checked inductivity of 38340 backedges. 0 proven. 17892 refuted. 0 times theorem prover too weak. 20448 trivial. 0 not checked. [2022-12-14 21:00:32,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:00:32,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 549 states and 777 transitions. [2022-12-14 21:00:32,769 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 777 transitions. [2022-12-14 21:00:32,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1097 [2022-12-14 21:00:32,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:00:32,777 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:00:33,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:00:54,984 INFO L134 CoverageAnalysis]: Checked inductivity of 39420 backedges. 0 proven. 18396 refuted. 0 times theorem prover too weak. 21024 trivial. 0 not checked. [2022-12-14 21:00:55,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:00:55,845 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 556 states and 787 transitions. [2022-12-14 21:00:55,846 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 787 transitions. [2022-12-14 21:00:55,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1112 [2022-12-14 21:00:55,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:00:55,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:00:56,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:01:19,151 INFO L134 CoverageAnalysis]: Checked inductivity of 40515 backedges. 0 proven. 18907 refuted. 0 times theorem prover too weak. 21608 trivial. 0 not checked. [2022-12-14 21:01:20,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:01:20,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 809 states to 563 states and 797 transitions. [2022-12-14 21:01:20,068 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 797 transitions. [2022-12-14 21:01:20,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1127 [2022-12-14 21:01:20,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:01:20,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:01:20,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:01:43,850 INFO L134 CoverageAnalysis]: Checked inductivity of 41625 backedges. 0 proven. 19425 refuted. 0 times theorem prover too weak. 22200 trivial. 0 not checked. [2022-12-14 21:01:44,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:01:44,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 570 states and 807 transitions. [2022-12-14 21:01:44,662 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 807 transitions. [2022-12-14 21:01:44,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1142 [2022-12-14 21:01:44,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:01:44,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:01:45,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:02:09,799 INFO L134 CoverageAnalysis]: Checked inductivity of 42750 backedges. 0 proven. 19950 refuted. 0 times theorem prover too weak. 22800 trivial. 0 not checked. [2022-12-14 21:02:10,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:02:10,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 577 states and 817 transitions. [2022-12-14 21:02:10,668 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 817 transitions. [2022-12-14 21:02:10,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1157 [2022-12-14 21:02:10,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:02:10,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:02:11,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:02:37,279 INFO L134 CoverageAnalysis]: Checked inductivity of 43890 backedges. 0 proven. 20482 refuted. 0 times theorem prover too weak. 23408 trivial. 0 not checked. [2022-12-14 21:02:38,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:02:38,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 584 states and 827 transitions. [2022-12-14 21:02:38,266 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 827 transitions. [2022-12-14 21:02:38,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1172 [2022-12-14 21:02:38,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:02:38,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:02:39,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:03:04,519 INFO L134 CoverageAnalysis]: Checked inductivity of 45045 backedges. 0 proven. 21021 refuted. 0 times theorem prover too weak. 24024 trivial. 0 not checked. [2022-12-14 21:03:05,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:03:05,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 591 states and 837 transitions. [2022-12-14 21:03:05,591 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 837 transitions. [2022-12-14 21:03:05,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1187 [2022-12-14 21:03:05,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:03:05,601 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:03:06,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:03:32,635 INFO L134 CoverageAnalysis]: Checked inductivity of 46215 backedges. 0 proven. 21567 refuted. 0 times theorem prover too weak. 24648 trivial. 0 not checked. [2022-12-14 21:03:33,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:03:33,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 598 states and 847 transitions. [2022-12-14 21:03:33,486 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 847 transitions. [2022-12-14 21:03:33,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1202 [2022-12-14 21:03:33,495 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:03:33,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:03:34,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:04:00,910 INFO L134 CoverageAnalysis]: Checked inductivity of 47400 backedges. 0 proven. 22120 refuted. 0 times theorem prover too weak. 25280 trivial. 0 not checked. [2022-12-14 21:04:01,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:04:01,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 605 states and 857 transitions. [2022-12-14 21:04:01,931 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 857 transitions. [2022-12-14 21:04:01,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1217 [2022-12-14 21:04:01,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:04:01,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:04:02,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 21:04:30,287 INFO L134 CoverageAnalysis]: Checked inductivity of 48600 backedges. 0 proven. 22680 refuted. 0 times theorem prover too weak. 25920 trivial. 0 not checked. [2022-12-14 21:04:31,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 21:04:31,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 879 states to 612 states and 867 transitions. [2022-12-14 21:04:31,441 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 867 transitions. [2022-12-14 21:04:31,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1232 [2022-12-14 21:04:31,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 21:04:31,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 21:04:32,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat