./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/forester-heap/dll-queue-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/forester-heap/dll-queue-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/bin/ukojak-rkRKPMF4O4 --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 c858394bc83ab2c402eb20052f936c0a6aa98b2b6b6c704be79c039778bcff97 --- 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 23:56:33,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 23:56:33,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 23:56:33,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 23:56:33,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 23:56:33,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 23:56:33,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 23:56:33,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 23:56:33,177 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 23:56:33,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 23:56:33,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 23:56:33,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 23:56:33,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 23:56:33,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 23:56:33,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 23:56:33,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 23:56:33,182 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 23:56:33,183 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 23:56:33,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 23:56:33,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 23:56:33,186 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 23:56:33,188 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 23:56:33,189 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 23:56:33,189 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 23:56:33,191 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 23:56:33,192 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 23:56:33,192 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 23:56:33,192 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 23:56:33,193 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 23:56:33,193 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 23:56:33,194 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 23:56:33,194 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 23:56:33,195 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 23:56:33,195 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 23:56:33,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 23:56:33,196 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 23:56:33,197 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 23:56:33,197 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 23:56:33,197 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 23:56:33,198 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 23:56:33,198 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 23:56:33,199 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 23:56:33,214 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 23:56:33,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 23:56:33,214 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 23:56:33,215 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 23:56:33,215 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 23:56:33,215 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 23:56:33,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 23:56:33,216 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 23:56:33,216 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 23:56:33,216 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 23:56:33,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 23:56:33,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 23:56:33,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 23:56:33,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 23:56:33,217 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 23:56:33,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 23:56:33,217 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 23:56:33,217 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 23:56:33,217 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 23:56:33,218 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 23:56:33,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 23:56:33,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:56:33,218 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 23:56:33,218 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 23:56:33,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 23:56:33,218 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 23:56:33,218 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 23:56:33,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 23:56:33,219 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c858394bc83ab2c402eb20052f936c0a6aa98b2b6b6c704be79c039778bcff97 [2022-12-14 23:56:33,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 23:56:33,396 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 23:56:33,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 23:56:33,399 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 23:56:33,400 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 23:56:33,401 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/forester-heap/dll-queue-1.i [2022-12-14 23:56:36,078 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 23:56:36,260 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 23:56:36,261 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i [2022-12-14 23:56:36,273 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/bin/ukojak-rkRKPMF4O4/data/98232ae71/c3fc4a395e08483193796afad880bd62/FLAGe805b258d [2022-12-14 23:56:36,283 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/bin/ukojak-rkRKPMF4O4/data/98232ae71/c3fc4a395e08483193796afad880bd62 [2022-12-14 23:56:36,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 23:56:36,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 23:56:36,287 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 23:56:36,287 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 23:56:36,290 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 23:56:36,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:56:36" (1/1) ... [2022-12-14 23:56:36,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b295930 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:36, skipping insertion in model container [2022-12-14 23:56:36,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 11:56:36" (1/1) ... [2022-12-14 23:56:36,297 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 23:56:36,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 23:56:36,492 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22460,22473] [2022-12-14 23:56:36,496 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22531,22544] [2022-12-14 23:56:36,496 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22605,22618] [2022-12-14 23:56:36,497 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22697,22710] [2022-12-14 23:56:36,498 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22774,22787] [2022-12-14 23:56:36,499 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22869,22882] [2022-12-14 23:56:36,499 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22946,22959] [2022-12-14 23:56:36,500 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23029,23042] [2022-12-14 23:56:36,501 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23124,23137] [2022-12-14 23:56:36,501 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23201,23214] [2022-12-14 23:56:36,502 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23284,23297] [2022-12-14 23:56:36,503 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23373,23386] [2022-12-14 23:56:36,504 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23459,23472] [2022-12-14 23:56:36,505 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23604,23617] [2022-12-14 23:56:36,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:56:36,514 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 23:56:36,540 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22460,22473] [2022-12-14 23:56:36,541 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22531,22544] [2022-12-14 23:56:36,541 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22605,22618] [2022-12-14 23:56:36,542 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22697,22710] [2022-12-14 23:56:36,542 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22774,22787] [2022-12-14 23:56:36,543 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22869,22882] [2022-12-14 23:56:36,543 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[22946,22959] [2022-12-14 23:56:36,544 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23029,23042] [2022-12-14 23:56:36,544 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23124,23137] [2022-12-14 23:56:36,545 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23201,23214] [2022-12-14 23:56:36,546 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23284,23297] [2022-12-14 23:56:36,546 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23373,23386] [2022-12-14 23:56:36,547 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23459,23472] [2022-12-14 23:56:36,548 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_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/sv-benchmarks/c/forester-heap/dll-queue-1.i[23604,23617] [2022-12-14 23:56:36,549 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 23:56:36,564 INFO L208 MainTranslator]: Completed translation [2022-12-14 23:56:36,565 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:36 WrapperNode [2022-12-14 23:56:36,565 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 23:56:36,566 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 23:56:36,566 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 23:56:36,566 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 23:56:36,571 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:36" (1/1) ... [2022-12-14 23:56:36,580 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:36" (1/1) ... [2022-12-14 23:56:36,596 INFO L138 Inliner]: procedures = 119, calls = 38, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 223 [2022-12-14 23:56:36,596 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 23:56:36,597 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 23:56:36,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 23:56:36,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 23:56:36,604 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:36" (1/1) ... [2022-12-14 23:56:36,604 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:36" (1/1) ... [2022-12-14 23:56:36,606 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:36" (1/1) ... [2022-12-14 23:56:36,606 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:36" (1/1) ... [2022-12-14 23:56:36,612 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:36" (1/1) ... [2022-12-14 23:56:36,616 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:36" (1/1) ... [2022-12-14 23:56:36,617 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:36" (1/1) ... [2022-12-14 23:56:36,618 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:36" (1/1) ... [2022-12-14 23:56:36,620 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 23:56:36,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 23:56:36,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 23:56:36,621 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 23:56:36,621 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 11:56:36" (1/1) ... [2022-12-14 23:56:36,626 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 23:56:36,635 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 23:56:36,646 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 23:56:36,648 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_68aa8e9d-af67-4e1b-a8c7-bb106bd8e2a9/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 23:56:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 23:56:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 23:56:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 23:56:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 23:56:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 23:56:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 23:56:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 23:56:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 23:56:36,674 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 23:56:36,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 23:56:36,762 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 23:56:36,763 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 23:56:36,980 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 23:56:37,036 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 23:56:37,036 INFO L300 CfgBuilder]: Removed 31 assume(true) statements. [2022-12-14 23:56:37,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:56:37 BoogieIcfgContainer [2022-12-14 23:56:37,039 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 23:56:37,039 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 23:56:37,040 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 23:56:37,058 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 23:56:37,058 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 11:56:37" (1/1) ... [2022-12-14 23:56:37,065 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 23:56:37,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:37,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 76 states and 125 transitions. [2022-12-14 23:56:37,103 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 125 transitions. [2022-12-14 23:56:37,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 23:56:37,105 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:37,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:37,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:37,228 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 23:56:37,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:37,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 76 states and 120 transitions. [2022-12-14 23:56:37,246 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2022-12-14 23:56:37,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:56:37,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:37,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:37,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:37,353 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 23:56:37,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:37,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 79 states and 122 transitions. [2022-12-14 23:56:37,409 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 122 transitions. [2022-12-14 23:56:37,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2022-12-14 23:56:37,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:37,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:37,444 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 23:56:37,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:37,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 80 states and 123 transitions. [2022-12-14 23:56:37,453 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 123 transitions. [2022-12-14 23:56:37,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-12-14 23:56:37,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:37,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:37,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:37,910 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 23:56:38,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:38,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 84 states and 128 transitions. [2022-12-14 23:56:38,073 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 128 transitions. [2022-12-14 23:56:38,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 23:56:38,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:38,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:38,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:38,098 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 23:56:38,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:38,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 89 states and 134 transitions. [2022-12-14 23:56:38,254 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 134 transitions. [2022-12-14 23:56:38,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 23:56:38,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:38,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:38,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:38,275 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 23:56:38,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:38,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 90 states and 132 transitions. [2022-12-14 23:56:38,283 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2022-12-14 23:56:38,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 23:56:38,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:38,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:38,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:38,301 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 23:56:38,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:38,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 91 states and 130 transitions. [2022-12-14 23:56:38,310 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 130 transitions. [2022-12-14 23:56:38,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 23:56:38,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:38,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:38,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:38,362 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-12-14 23:56:38,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:38,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 79 states and 114 transitions. [2022-12-14 23:56:38,386 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 114 transitions. [2022-12-14 23:56:38,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:56:38,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:38,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:38,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:38,417 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:56:38,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:38,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 77 states and 112 transitions. [2022-12-14 23:56:38,448 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 112 transitions. [2022-12-14 23:56:38,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 23:56:38,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:38,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:38,500 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 23:56:38,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:38,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 82 states and 115 transitions. [2022-12-14 23:56:38,532 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 115 transitions. [2022-12-14 23:56:38,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:56:38,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:38,532 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:38,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:38,616 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:38,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:38,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 89 states and 123 transitions. [2022-12-14 23:56:38,867 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 123 transitions. [2022-12-14 23:56:38,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 23:56:38,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:38,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:38,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:38,937 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:39,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:39,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 91 states and 125 transitions. [2022-12-14 23:56:39,037 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2022-12-14 23:56:39,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 23:56:39,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:39,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:39,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:39,420 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:40,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:40,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 106 states and 144 transitions. [2022-12-14 23:56:40,036 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 144 transitions. [2022-12-14 23:56:40,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:56:40,037 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:40,037 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:40,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:40,086 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:40,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:40,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 109 states and 149 transitions. [2022-12-14 23:56:40,336 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 149 transitions. [2022-12-14 23:56:40,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-12-14 23:56:40,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:40,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:40,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:40,511 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:56:41,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:41,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 119 states and 167 transitions. [2022-12-14 23:56:41,243 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 167 transitions. [2022-12-14 23:56:41,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:56:41,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:41,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:41,288 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:56:41,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:41,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 121 states and 171 transitions. [2022-12-14 23:56:41,350 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 171 transitions. [2022-12-14 23:56:41,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-12-14 23:56:41,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:41,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:41,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:41,400 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:41,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:41,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 122 states and 173 transitions. [2022-12-14 23:56:41,412 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 173 transitions. [2022-12-14 23:56:41,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 23:56:41,413 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:41,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:41,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:41,458 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:56:41,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:41,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 124 states and 177 transitions. [2022-12-14 23:56:41,475 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 177 transitions. [2022-12-14 23:56:41,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:56:41,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:41,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:41,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:42,770 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:44,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:44,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 144 states and 210 transitions. [2022-12-14 23:56:44,060 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 210 transitions. [2022-12-14 23:56:44,060 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 23:56:44,060 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:44,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:44,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:45,022 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:45,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:45,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 146 states and 216 transitions. [2022-12-14 23:56:45,458 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 216 transitions. [2022-12-14 23:56:45,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:56:45,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:45,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:45,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:45,624 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:46,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:46,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 156 states and 227 transitions. [2022-12-14 23:56:46,580 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 227 transitions. [2022-12-14 23:56:46,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:56:46,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:46,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:46,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:46,687 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:46,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:46,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 158 states and 229 transitions. [2022-12-14 23:56:46,883 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 229 transitions. [2022-12-14 23:56:46,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-12-14 23:56:46,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:46,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:46,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:47,761 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:49,769 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:49,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 178 states and 262 transitions. [2022-12-14 23:56:49,770 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 262 transitions. [2022-12-14 23:56:49,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 23:56:49,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:49,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:49,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:51,084 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:53,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:53,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 198 states and 293 transitions. [2022-12-14 23:56:53,121 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 293 transitions. [2022-12-14 23:56:53,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-12-14 23:56:53,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:53,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:54,317 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:54,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:54,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 200 states and 295 transitions. [2022-12-14 23:56:54,577 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 295 transitions. [2022-12-14 23:56:54,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:56:54,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:54,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:54,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:54,769 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:55,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:55,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 210 states and 309 transitions. [2022-12-14 23:56:55,559 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 309 transitions. [2022-12-14 23:56:55,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:56:55,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:55,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:55,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:55,606 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:56:56,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:56,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 218 states and 322 transitions. [2022-12-14 23:56:56,714 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 322 transitions. [2022-12-14 23:56:56,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 23:56:56,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:56,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:56,911 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:56:57,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:56:57,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 220 states and 325 transitions. [2022-12-14 23:56:57,151 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 325 transitions. [2022-12-14 23:56:57,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:56:57,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:56:57,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:56:57,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:56:59,113 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:00,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:00,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 229 states and 342 transitions. [2022-12-14 23:57:00,210 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 342 transitions. [2022-12-14 23:57:00,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:57:00,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:00,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:02,042 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:02,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:02,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 231 states and 345 transitions. [2022-12-14 23:57:02,363 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 345 transitions. [2022-12-14 23:57:02,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-12-14 23:57:02,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:02,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:02,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:03,183 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:07,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:07,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 250 states and 381 transitions. [2022-12-14 23:57:07,125 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 381 transitions. [2022-12-14 23:57:07,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 23:57:07,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:07,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:07,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:07,572 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:09,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:09,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 261 states and 400 transitions. [2022-12-14 23:57:09,383 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 400 transitions. [2022-12-14 23:57:09,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 23:57:09,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:09,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:09,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:09,599 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:10,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:10,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 263 states and 403 transitions. [2022-12-14 23:57:10,084 INFO L276 IsEmpty]: Start isEmpty. Operand 263 states and 403 transitions. [2022-12-14 23:57:10,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-12-14 23:57:10,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:10,085 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:10,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:10,133 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2022-12-14 23:57:10,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:10,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 264 states and 406 transitions. [2022-12-14 23:57:10,175 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 406 transitions. [2022-12-14 23:57:10,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 23:57:10,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:10,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:10,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:12,610 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:15,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:15,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 288 states and 452 transitions. [2022-12-14 23:57:15,856 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 452 transitions. [2022-12-14 23:57:15,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 23:57:15,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:15,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:15,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:18,007 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:18,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:18,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 290 states and 456 transitions. [2022-12-14 23:57:18,564 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 456 transitions. [2022-12-14 23:57:18,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 23:57:18,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:18,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:18,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:20,363 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:24,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:24,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 310 states and 498 transitions. [2022-12-14 23:57:24,749 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 498 transitions. [2022-12-14 23:57:24,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 23:57:24,749 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:24,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:26,212 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:30,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:30,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 329 states and 528 transitions. [2022-12-14 23:57:30,567 INFO L276 IsEmpty]: Start isEmpty. Operand 329 states and 528 transitions. [2022-12-14 23:57:30,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-12-14 23:57:30,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:30,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:30,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:32,242 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:33,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:33,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 330 states and 528 transitions. [2022-12-14 23:57:33,127 INFO L276 IsEmpty]: Start isEmpty. Operand 330 states and 528 transitions. [2022-12-14 23:57:33,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:57:33,128 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:33,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:33,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:36,314 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:42,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:42,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 583 states to 357 states and 583 transitions. [2022-12-14 23:57:42,668 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 583 transitions. [2022-12-14 23:57:42,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:57:42,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:42,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:42,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:46,087 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:48,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:48,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 363 states and 599 transitions. [2022-12-14 23:57:48,144 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 599 transitions. [2022-12-14 23:57:48,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:57:48,145 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:48,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:48,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:50,809 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:57:52,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:52,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 368 states and 623 transitions. [2022-12-14 23:57:52,573 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 623 transitions. [2022-12-14 23:57:52,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-12-14 23:57:52,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:52,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:52,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:53,176 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 23:57:54,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:57:54,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 370 states and 627 transitions. [2022-12-14 23:57:54,289 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 627 transitions. [2022-12-14 23:57:54,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:57:54,289 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:57:54,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:57:54,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:57:58,478 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:58:00,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:58:00,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 376 states and 647 transitions. [2022-12-14 23:58:00,416 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 647 transitions. [2022-12-14 23:58:00,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:58:00,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:58:00,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:58:00,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:58:04,976 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:58:14,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:58:14,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 403 states and 699 transitions. [2022-12-14 23:58:14,691 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 699 transitions. [2022-12-14 23:58:14,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:58:14,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:58:14,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:58:14,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:58:17,718 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:58:32,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:58:32,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 750 states to 426 states and 750 transitions. [2022-12-14 23:58:32,125 INFO L276 IsEmpty]: Start isEmpty. Operand 426 states and 750 transitions. [2022-12-14 23:58:32,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:58:32,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:58:32,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:58:32,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:58:34,911 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:58:38,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:58:38,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 761 states to 430 states and 761 transitions. [2022-12-14 23:58:38,759 INFO L276 IsEmpty]: Start isEmpty. Operand 430 states and 761 transitions. [2022-12-14 23:58:38,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-12-14 23:58:38,759 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:58:38,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:58:38,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:58:41,073 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:58:45,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:58:45,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 437 states and 776 transitions. [2022-12-14 23:58:45,744 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 776 transitions. [2022-12-14 23:58:45,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-12-14 23:58:45,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:58:45,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:58:45,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:58:50,982 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:58:54,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:58:54,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 799 states to 443 states and 799 transitions. [2022-12-14 23:58:54,284 INFO L276 IsEmpty]: Start isEmpty. Operand 443 states and 799 transitions. [2022-12-14 23:58:54,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 23:58:54,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:58:54,285 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:58:54,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:59:00,835 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:59:07,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:59:07,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 846 states to 458 states and 846 transitions. [2022-12-14 23:59:07,448 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 846 transitions. [2022-12-14 23:59:07,449 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 23:59:07,449 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:59:07,449 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:59:07,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:59:14,093 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:59:19,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:59:19,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 464 states and 866 transitions. [2022-12-14 23:59:19,167 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 866 transitions. [2022-12-14 23:59:19,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 23:59:19,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:59:19,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:59:19,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:59:22,768 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:59:35,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:59:35,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 489 states and 919 transitions. [2022-12-14 23:59:35,190 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 919 transitions. [2022-12-14 23:59:35,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 23:59:35,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:59:35,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:59:35,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:59:38,129 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 23:59:56,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 23:59:56,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 971 states to 512 states and 971 transitions. [2022-12-14 23:59:56,300 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 971 transitions. [2022-12-14 23:59:56,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-14 23:59:56,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 23:59:56,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 23:59:56,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 23:59:59,092 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:00:04,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:00:04,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 978 states to 516 states and 978 transitions. [2022-12-15 00:00:04,394 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 978 transitions. [2022-12-15 00:00:04,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-12-15 00:00:04,394 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:00:04,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:00:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:00:06,123 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 4 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:00:08,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:00:08,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 984 states to 520 states and 984 transitions. [2022-12-15 00:00:08,561 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 984 transitions. [2022-12-15 00:00:08,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-15 00:00:08,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:00:08,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:00:08,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:00:16,266 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 96 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-12-15 00:00:19,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:00:19,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 996 states to 526 states and 996 transitions. [2022-12-15 00:00:19,508 INFO L276 IsEmpty]: Start isEmpty. Operand 526 states and 996 transitions. [2022-12-15 00:00:19,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-12-15 00:00:19,508 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:00:19,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:00:19,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:00:28,325 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:00:33,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:00:33,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 532 states and 1020 transitions. [2022-12-15 00:00:33,224 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 1020 transitions. [2022-12-15 00:00:33,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-15 00:00:33,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:00:33,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:00:33,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:00:39,835 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:00:45,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:00:45,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 538 states and 1042 transitions. [2022-12-15 00:00:45,027 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1042 transitions. [2022-12-15 00:00:45,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-15 00:00:45,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:00:45,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:00:45,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:00:52,547 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:01:16,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:01:16,797 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1105 states to 567 states and 1105 transitions. [2022-12-15 00:01:16,797 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 1105 transitions. [2022-12-15 00:01:16,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-15 00:01:16,797 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:01:16,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:01:16,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:01:21,970 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:01:44,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:01:44,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1175 states to 596 states and 1175 transitions. [2022-12-15 00:01:44,429 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1175 transitions. [2022-12-15 00:01:44,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-12-15 00:01:44,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:01:44,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:01:44,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:01:48,387 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:01:52,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:01:52,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1178 states to 598 states and 1178 transitions. [2022-12-15 00:01:52,195 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1178 transitions. [2022-12-15 00:01:52,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 00:01:52,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:01:52,196 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:01:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:01:59,803 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:02:02,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:02:02,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 601 states and 1193 transitions. [2022-12-15 00:02:02,879 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1193 transitions. [2022-12-15 00:02:02,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 00:02:02,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:02:02,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:02:03,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:02:10,691 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:02:14,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:02:14,448 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 183 states and 272 transitions. [2022-12-15 00:02:14,448 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 272 transitions. [2022-12-15 00:02:14,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 00:02:14,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:02:14,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:02:14,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:02:24,618 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:02:31,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:02:31,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 189 states and 282 transitions. [2022-12-15 00:02:31,329 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 282 transitions. [2022-12-15 00:02:31,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 00:02:31,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:02:31,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:02:31,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:02:39,572 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:02:43,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:02:43,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 192 states and 284 transitions. [2022-12-15 00:02:43,638 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 284 transitions. [2022-12-15 00:02:43,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 00:02:43,638 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:02:43,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:02:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:02:52,624 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:03:16,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:03:16,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 204 states and 323 transitions. [2022-12-15 00:03:16,925 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 323 transitions. [2022-12-15 00:03:16,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 00:03:16,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:03:16,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:03:16,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:03:22,662 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:03:30,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:03:30,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 210 states and 342 transitions. [2022-12-15 00:03:30,915 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 342 transitions. [2022-12-15 00:03:30,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 00:03:30,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:03:30,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:03:30,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:03:37,444 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:03:51,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:03:51,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 216 states and 351 transitions. [2022-12-15 00:03:51,554 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 351 transitions. [2022-12-15 00:03:51,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-12-15 00:03:51,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:03:51,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:03:51,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:03:57,949 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 38 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:04:00,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:04:00,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 355 states to 219 states and 355 transitions. [2022-12-15 00:04:00,987 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 355 transitions. [2022-12-15 00:04:00,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-15 00:04:00,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:04:00,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:04:01,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:04:16,613 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:04:23,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:04:23,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 182 states and 293 transitions. [2022-12-15 00:04:23,758 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 293 transitions. [2022-12-15 00:04:23,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-15 00:04:23,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:04:23,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:04:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:04:29,836 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:05:20,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:05:20,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 217 states and 359 transitions. [2022-12-15 00:05:20,272 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 359 transitions. [2022-12-15 00:05:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-15 00:05:20,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:05:20,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:05:20,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:05:24,559 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:05:31,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:05:31,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 223 states and 373 transitions. [2022-12-15 00:05:31,820 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 373 transitions. [2022-12-15 00:05:31,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-15 00:05:31,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:05:31,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:05:31,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:05:36,050 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:05:41,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:05:41,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 226 states and 376 transitions. [2022-12-15 00:05:41,248 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 376 transitions. [2022-12-15 00:05:41,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-12-15 00:05:41,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:05:41,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:05:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:05:46,676 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:05:55,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:05:55,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 230 states and 382 transitions. [2022-12-15 00:05:55,690 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 382 transitions. [2022-12-15 00:05:55,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-15 00:05:55,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:05:55,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:05:55,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:06:09,560 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:07:12,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:07:12,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 273 states and 454 transitions. [2022-12-15 00:07:12,022 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 454 transitions. [2022-12-15 00:07:12,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-12-15 00:07:12,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:07:12,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:07:12,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:07:27,833 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 0 proven. 74 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:08:09,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:08:09,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 292 states and 495 transitions. [2022-12-15 00:08:09,661 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 495 transitions. [2022-12-15 00:08:09,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-15 00:08:09,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:08:09,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:08:09,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:08:25,840 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:09:23,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:09:23,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 307 states and 519 transitions. [2022-12-15 00:09:23,660 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 519 transitions. [2022-12-15 00:09:23,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-15 00:09:23,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:09:23,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:09:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:09:39,824 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 0 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-15 00:09:53,300 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-15 00:09:53,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 313 states and 528 transitions. [2022-12-15 00:09:53,300 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 528 transitions. [2022-12-15 00:09:53,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-12-15 00:09:53,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-15 00:09:53,301 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-15 00:09:53,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-15 00:10:07,647 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 8 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.