./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2299ca1c26d35c3e5f6d860495fd40e041317a8644bf02bee237b59c63427ec2 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:00:31,074 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:00:31,076 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:00:31,105 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:00:31,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:00:31,107 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:00:31,109 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:00:31,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:00:31,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:00:31,115 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:00:31,116 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:00:31,117 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:00:31,118 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:00:31,119 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:00:31,121 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:00:31,122 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:00:31,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:00:31,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:00:31,130 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:00:31,132 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:00:31,134 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:00:31,138 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:00:31,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:00:31,143 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:00:31,156 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:00:31,157 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:00:31,157 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:00:31,158 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:00:31,159 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:00:31,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:00:31,161 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:00:31,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:00:31,163 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:00:31,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:00:31,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:00:31,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:00:31,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:00:31,170 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:00:31,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:00:31,172 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:00:31,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:00:31,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:00:31,219 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:00:31,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:00:31,221 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:00:31,221 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:00:31,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:00:31,223 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:00:31,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:00:31,223 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:00:31,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:00:31,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:00:31,225 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:00:31,225 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:00:31,225 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:00:31,225 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:00:31,226 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:00:31,226 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:00:31,226 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:00:31,227 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:00:31,227 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:00:31,227 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:00:31,227 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:00:31,228 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:31,228 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:00:31,228 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:00:31,228 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:00:31,229 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:00:31,229 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:00:31,229 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:00:31,229 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_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2299ca1c26d35c3e5f6d860495fd40e041317a8644bf02bee237b59c63427ec2 [2022-10-17 17:00:31,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:00:31,567 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:00:31,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:00:31,571 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:00:31,572 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:00:31,573 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c [2022-10-17 17:00:31,646 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/data/7869b0291/fc380fb7adb84fb3aa5d85264e5c7d8c/FLAG2652abc71 [2022-10-17 17:00:32,126 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:00:32,127 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c [2022-10-17 17:00:32,160 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/data/7869b0291/fc380fb7adb84fb3aa5d85264e5c7d8c/FLAG2652abc71 [2022-10-17 17:00:32,451 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/data/7869b0291/fc380fb7adb84fb3aa5d85264e5c7d8c [2022-10-17 17:00:32,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:00:32,455 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:00:32,459 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:32,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:00:32,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:00:32,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:32" (1/1) ... [2022-10-17 17:00:32,464 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@130c8300 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:32, skipping insertion in model container [2022-10-17 17:00:32,464 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:00:32" (1/1) ... [2022-10-17 17:00:32,471 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:00:32,541 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:00:32,756 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c[914,927] [2022-10-17 17:00:32,813 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c[7115,7128] [2022-10-17 17:00:32,889 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:32,899 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:00:32,911 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c[914,927] [2022-10-17 17:00:32,932 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/sv-benchmarks/c/combinations/pc_sfifo_2.cil-1+token_ring.06.cil-1.c[7115,7128] [2022-10-17 17:00:32,976 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:00:33,002 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:00:33,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:33 WrapperNode [2022-10-17 17:00:33,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:00:33,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:33,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:00:33,006 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:00:33,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:33" (1/1) ... [2022-10-17 17:00:33,044 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:33" (1/1) ... [2022-10-17 17:00:33,111 INFO L138 Inliner]: procedures = 65, calls = 76, calls flagged for inlining = 33, calls inlined = 33, statements flattened = 697 [2022-10-17 17:00:33,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:00:33,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:00:33,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:00:33,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:00:33,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:33" (1/1) ... [2022-10-17 17:00:33,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:33" (1/1) ... [2022-10-17 17:00:33,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:33" (1/1) ... [2022-10-17 17:00:33,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:33" (1/1) ... [2022-10-17 17:00:33,158 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:33" (1/1) ... [2022-10-17 17:00:33,189 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:33" (1/1) ... [2022-10-17 17:00:33,192 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:33" (1/1) ... [2022-10-17 17:00:33,196 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:33" (1/1) ... [2022-10-17 17:00:33,202 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:00:33,203 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:00:33,203 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:00:33,203 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:00:33,204 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:00:33" (1/1) ... [2022-10-17 17:00:33,211 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:00:33,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:00:33,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:00:33,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_22998a53-e18f-4c70-a880-c14b3f0eb45f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:00:33,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:00:33,299 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 17:00:33,299 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 17:00:33,299 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 17:00:33,299 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 17:00:33,300 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 17:00:33,300 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 17:00:33,300 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 17:00:33,300 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 17:00:33,300 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 17:00:33,301 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 17:00:33,301 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 17:00:33,301 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 17:00:33,301 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 17:00:33,301 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 17:00:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 17:00:33,302 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 17:00:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 17:00:33,302 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 17:00:33,302 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 17:00:33,302 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 17:00:33,303 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 17:00:33,303 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 17:00:33,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:00:33,303 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 17:00:33,303 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 17:00:33,303 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 17:00:33,304 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 17:00:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:00:33,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:00:33,304 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 17:00:33,304 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 17:00:33,305 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 17:00:33,305 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 17:00:33,412 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:00:33,415 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:00:34,370 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:00:34,747 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:00:34,748 INFO L300 CfgBuilder]: Removed 13 assume(true) statements. [2022-10-17 17:00:34,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:34 BoogieIcfgContainer [2022-10-17 17:00:34,752 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:00:34,754 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:00:34,754 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:00:34,764 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:00:34,765 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:00:34" (1/1) ... [2022-10-17 17:00:34,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:00:34,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:34,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 200 states and 295 transitions. [2022-10-17 17:00:34,868 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 295 transitions. [2022-10-17 17:00:34,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:00:34,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:34,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:34,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:35,175 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:35,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:35,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 205 states and 298 transitions. [2022-10-17 17:00:35,276 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 298 transitions. [2022-10-17 17:00:35,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:00:35,279 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:35,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:35,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:35,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:35,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:35,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 210 states and 305 transitions. [2022-10-17 17:00:35,615 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 305 transitions. [2022-10-17 17:00:35,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:00:35,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:35,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:35,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:35,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:36,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:36,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 216 states and 316 transitions. [2022-10-17 17:00:36,904 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 316 transitions. [2022-10-17 17:00:36,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:00:36,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:36,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:36,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:37,054 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:37,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:37,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 226 states and 336 transitions. [2022-10-17 17:00:37,243 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 336 transitions. [2022-10-17 17:00:37,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:00:37,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:37,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:37,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:37,374 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:38,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:38,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 238 states and 359 transitions. [2022-10-17 17:00:38,033 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 359 transitions. [2022-10-17 17:00:38,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:00:38,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:38,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:38,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:38,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:38,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 415 states to 238 states and 358 transitions. [2022-10-17 17:00:38,094 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 358 transitions. [2022-10-17 17:00:38,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:38,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:38,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:38,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:38,255 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:38,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:38,372 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 241 states and 364 transitions. [2022-10-17 17:00:38,373 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 364 transitions. [2022-10-17 17:00:38,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:00:38,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:38,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:38,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:38,417 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:38,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:38,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 249 states and 380 transitions. [2022-10-17 17:00:38,932 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 380 transitions. [2022-10-17 17:00:38,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:38,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:38,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:38,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:39,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:39,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:39,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 269 states and 418 transitions. [2022-10-17 17:00:39,285 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 418 transitions. [2022-10-17 17:00:39,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:39,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:39,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:39,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:39,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:39,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 270 states and 418 transitions. [2022-10-17 17:00:39,422 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 418 transitions. [2022-10-17 17:00:39,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:39,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:39,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:39,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:39,510 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:39,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:39,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 271 states and 418 transitions. [2022-10-17 17:00:39,523 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 418 transitions. [2022-10-17 17:00:39,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:39,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:39,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:39,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:39,605 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:39,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:39,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 272 states and 418 transitions. [2022-10-17 17:00:39,618 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 418 transitions. [2022-10-17 17:00:39,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:39,619 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:39,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:39,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:39,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:39,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:39,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 273 states and 418 transitions. [2022-10-17 17:00:39,746 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 418 transitions. [2022-10-17 17:00:39,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:39,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:39,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:39,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:39,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:39,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 274 states and 418 transitions. [2022-10-17 17:00:39,855 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 418 transitions. [2022-10-17 17:00:39,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:39,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:39,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:39,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:40,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:40,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:40,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 292 states and 457 transitions. [2022-10-17 17:00:40,405 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 457 transitions. [2022-10-17 17:00:40,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:40,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:40,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:40,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:40,505 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:40,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:40,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 293 states and 457 transitions. [2022-10-17 17:00:40,521 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 457 transitions. [2022-10-17 17:00:40,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:40,523 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:40,523 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:40,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:40,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:40,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:40,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 294 states and 457 transitions. [2022-10-17 17:00:40,616 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 457 transitions. [2022-10-17 17:00:40,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:40,618 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:40,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:40,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:40,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:40,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 295 states and 457 transitions. [2022-10-17 17:00:40,709 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 457 transitions. [2022-10-17 17:00:40,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:40,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:40,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:40,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:40,901 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:41,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:41,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 307 states and 484 transitions. [2022-10-17 17:00:41,315 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 484 transitions. [2022-10-17 17:00:41,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:41,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:41,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:41,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:41,399 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:41,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:41,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 308 states and 484 transitions. [2022-10-17 17:00:41,419 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 484 transitions. [2022-10-17 17:00:41,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:41,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:41,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:41,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:41,504 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:41,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:41,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 309 states and 484 transitions. [2022-10-17 17:00:41,544 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 484 transitions. [2022-10-17 17:00:41,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:41,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:41,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:41,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:41,719 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:42,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:42,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 588 states to 318 states and 505 transitions. [2022-10-17 17:00:42,185 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 505 transitions. [2022-10-17 17:00:42,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:00:42,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:42,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:42,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:42,291 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:42,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:42,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 615 states to 326 states and 520 transitions. [2022-10-17 17:00:42,662 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 520 transitions. [2022-10-17 17:00:42,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 17:00:42,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:42,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:42,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:42,703 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:00:43,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:43,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 625 states to 333 states and 530 transitions. [2022-10-17 17:00:43,311 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 530 transitions. [2022-10-17 17:00:43,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:00:43,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:43,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:43,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:43,461 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:00:43,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:43,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 628 states to 334 states and 533 transitions. [2022-10-17 17:00:43,721 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 533 transitions. [2022-10-17 17:00:43,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:00:43,723 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:43,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:43,907 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:44,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:44,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 344 states and 555 transitions. [2022-10-17 17:00:44,931 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 555 transitions. [2022-10-17 17:00:44,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:00:44,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:44,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:44,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:45,081 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:00:45,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:45,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 651 states to 345 states and 556 transitions. [2022-10-17 17:00:45,104 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 556 transitions. [2022-10-17 17:00:45,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:00:45,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:45,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:45,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:45,433 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:00:48,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:48,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 705 states to 367 states and 600 transitions. [2022-10-17 17:00:48,945 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 600 transitions. [2022-10-17 17:00:48,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:00:48,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:48,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:48,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:49,080 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:00:49,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:49,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 710 states to 371 states and 605 transitions. [2022-10-17 17:00:49,375 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 605 transitions. [2022-10-17 17:00:49,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:00:49,377 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:49,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:49,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:49,412 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:00:50,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:50,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 708 states to 371 states and 603 transitions. [2022-10-17 17:00:50,044 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 603 transitions. [2022-10-17 17:00:50,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:00:50,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:50,046 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:50,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:50,170 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:00:51,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:51,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 378 states and 620 transitions. [2022-10-17 17:00:51,096 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 620 transitions. [2022-10-17 17:00:51,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:00:51,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:51,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:51,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:51,733 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:00:55,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:55,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 386 states and 637 transitions. [2022-10-17 17:00:55,318 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 637 transitions. [2022-10-17 17:00:55,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:00:55,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:55,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:55,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:55,448 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:00:57,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:57,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 788 states to 394 states and 654 transitions. [2022-10-17 17:00:57,315 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 654 transitions. [2022-10-17 17:00:57,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:00:57,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:57,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:57,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:57,436 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2022-10-17 17:00:57,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:57,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 395 states and 656 transitions. [2022-10-17 17:00:57,936 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 656 transitions. [2022-10-17 17:00:57,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:00:57,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:57,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:57,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:57,982 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:00:59,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:59,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 814 states to 402 states and 680 transitions. [2022-10-17 17:00:59,155 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 680 transitions. [2022-10-17 17:00:59,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:00:59,157 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:59,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:59,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:59,194 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:00:59,630 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:00:59,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 404 states and 685 transitions. [2022-10-17 17:00:59,633 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 685 transitions. [2022-10-17 17:00:59,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:00:59,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:00:59,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:00:59,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:00:59,674 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 17:01:00,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:00,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 827 states to 409 states and 693 transitions. [2022-10-17 17:01:00,071 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 693 transitions. [2022-10-17 17:01:00,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:01:00,072 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:00,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:00,116 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:01:00,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:00,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 410 states and 696 transitions. [2022-10-17 17:01:00,592 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 696 transitions. [2022-10-17 17:01:00,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:01:00,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:00,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:00,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:01:00,661 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.