./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL --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 297d4f7e6fe1324d357f4812a6556f1cd58caa692e4601779e6f52e2ab17fbf7 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 06:29:39,097 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 06:29:39,100 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 06:29:39,130 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 06:29:39,131 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 06:29:39,132 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 06:29:39,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 06:29:39,137 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 06:29:39,139 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 06:29:39,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 06:29:39,142 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 06:29:39,143 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 06:29:39,144 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 06:29:39,145 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 06:29:39,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 06:29:39,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 06:29:39,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 06:29:39,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 06:29:39,154 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 06:29:39,157 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 06:29:39,159 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 06:29:39,161 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 06:29:39,163 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 06:29:39,164 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 06:29:39,168 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 06:29:39,169 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 06:29:39,169 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 06:29:39,171 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 06:29:39,172 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 06:29:39,173 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 06:29:39,173 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 06:29:39,175 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 06:29:39,176 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 06:29:39,177 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 06:29:39,178 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 06:29:39,179 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 06:29:39,180 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 06:29:39,181 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 06:29:39,181 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 06:29:39,182 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 06:29:39,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 06:29:39,185 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 06:29:39,208 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 06:29:39,208 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 06:29:39,209 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 06:29:39,209 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 06:29:39,210 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 06:29:39,210 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 06:29:39,211 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 06:29:39,211 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 06:29:39,211 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 06:29:39,212 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 06:29:39,212 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 06:29:39,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 06:29:39,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 06:29:39,213 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 06:29:39,213 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 06:29:39,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 06:29:39,214 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 06:29:39,214 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 06:29:39,214 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 06:29:39,214 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 06:29:39,215 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 06:29:39,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:29:39,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 06:29:39,216 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 06:29:39,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 06:29:39,216 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 06:29:39,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 06:29:39,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 06:29:39,217 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_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 297d4f7e6fe1324d357f4812a6556f1cd58caa692e4601779e6f52e2ab17fbf7 [2021-11-25 06:29:39,469 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 06:29:39,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 06:29:39,509 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 06:29:39,510 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 06:29:39,511 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 06:29:39,514 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2021-11-25 06:29:39,593 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/data/5e66efe47/01d6eab19cb14a80a3e35c7664f4d1fc/FLAG4fb116538 [2021-11-25 06:29:40,348 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 06:29:40,355 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c [2021-11-25 06:29:40,385 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/data/5e66efe47/01d6eab19cb14a80a3e35c7664f4d1fc/FLAG4fb116538 [2021-11-25 06:29:40,505 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/data/5e66efe47/01d6eab19cb14a80a3e35c7664f4d1fc [2021-11-25 06:29:40,510 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 06:29:40,511 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 06:29:40,513 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 06:29:40,514 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 06:29:40,518 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 06:29:40,522 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:29:40" (1/1) ... [2021-11-25 06:29:40,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@495a11bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:40, skipping insertion in model container [2021-11-25 06:29:40,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:29:40" (1/1) ... [2021-11-25 06:29:40,540 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 06:29:40,650 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 06:29:41,043 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[16948,16961] [2021-11-25 06:29:41,101 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[23372,23385] [2021-11-25 06:29:41,117 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[26559,26572] [2021-11-25 06:29:41,132 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[29535,29548] [2021-11-25 06:29:41,152 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[33298,33311] [2021-11-25 06:29:41,170 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[36350,36363] [2021-11-25 06:29:41,185 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[39535,39548] [2021-11-25 06:29:41,199 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[42506,42519] [2021-11-25 06:29:41,235 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[45890,45903] [2021-11-25 06:29:41,261 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[48876,48889] [2021-11-25 06:29:41,283 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[52025,52038] [2021-11-25 06:29:41,354 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:29:41,370 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 06:29:41,500 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[16948,16961] [2021-11-25 06:29:41,531 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[23372,23385] [2021-11-25 06:29:41,542 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[26559,26572] [2021-11-25 06:29:41,554 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[29535,29548] [2021-11-25 06:29:41,564 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[33298,33311] [2021-11-25 06:29:41,574 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[36350,36363] [2021-11-25 06:29:41,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[39535,39548] [2021-11-25 06:29:41,593 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[42506,42519] [2021-11-25 06:29:41,603 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[45890,45903] [2021-11-25 06:29:41,613 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[48876,48889] [2021-11-25 06:29:41,622 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.4.1.ufo.UNBOUNDED.pals.c.v+sep-reducer.c[52025,52038] [2021-11-25 06:29:41,644 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 06:29:41,676 INFO L208 MainTranslator]: Completed translation [2021-11-25 06:29:41,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:41 WrapperNode [2021-11-25 06:29:41,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 06:29:41,679 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 06:29:41,679 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 06:29:41,679 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 06:29:41,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:41" (1/1) ... [2021-11-25 06:29:41,730 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:41" (1/1) ... [2021-11-25 06:29:41,838 INFO L137 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2580 [2021-11-25 06:29:41,839 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 06:29:41,839 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 06:29:41,840 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 06:29:41,840 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 06:29:41,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:41" (1/1) ... [2021-11-25 06:29:41,853 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:41" (1/1) ... [2021-11-25 06:29:41,870 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:41" (1/1) ... [2021-11-25 06:29:41,870 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:41" (1/1) ... [2021-11-25 06:29:41,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:41" (1/1) ... [2021-11-25 06:29:41,947 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:41" (1/1) ... [2021-11-25 06:29:41,952 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:41" (1/1) ... [2021-11-25 06:29:41,962 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 06:29:41,963 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 06:29:41,964 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 06:29:41,964 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 06:29:41,965 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:29:41" (1/1) ... [2021-11-25 06:29:41,981 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 06:29:41,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 06:29:42,012 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 06:29:42,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a7447c1c-6e07-4cab-a78f-edb9d56be96d/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 06:29:42,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 06:29:42,072 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 06:29:42,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 06:29:42,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 06:29:42,382 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 06:29:42,384 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 06:29:44,030 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 06:29:44,182 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 06:29:44,183 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 06:29:44,190 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:29:44 BoogieIcfgContainer [2021-11-25 06:29:44,190 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 06:29:44,191 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 06:29:44,192 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 06:29:44,204 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 06:29:44,204 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:29:44" (1/1) ... [2021-11-25 06:29:44,215 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 06:29:44,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:44,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 925 states to 516 states and 925 transitions. [2021-11-25 06:29:44,369 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 925 transitions. [2021-11-25 06:29:44,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:29:44,379 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:44,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:44,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:44,736 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:44,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:44,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 508 states and 907 transitions. [2021-11-25 06:29:44,878 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 907 transitions. [2021-11-25 06:29:44,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:29:44,883 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:44,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:44,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:45,033 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:45,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:45,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 479 states and 852 transitions. [2021-11-25 06:29:45,452 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 852 transitions. [2021-11-25 06:29:45,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:29:45,461 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:45,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:45,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:45,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:45,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:45,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 471 states and 834 transitions. [2021-11-25 06:29:45,695 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 834 transitions. [2021-11-25 06:29:45,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:29:45,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:45,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:45,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:45,840 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:45,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:45,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 816 states to 463 states and 816 transitions. [2021-11-25 06:29:45,903 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 816 transitions. [2021-11-25 06:29:45,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:29:45,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:45,907 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:45,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:46,043 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:46,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:46,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 798 states to 455 states and 798 transitions. [2021-11-25 06:29:46,123 INFO L276 IsEmpty]: Start isEmpty. Operand 455 states and 798 transitions. [2021-11-25 06:29:46,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 06:29:46,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:46,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:46,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:47,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:47,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 340 states and 577 transitions. [2021-11-25 06:29:47,096 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 577 transitions. [2021-11-25 06:29:47,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:29:47,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:47,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:47,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:47,273 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:48,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:48,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 302 states and 508 transitions. [2021-11-25 06:29:48,713 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 508 transitions. [2021-11-25 06:29:48,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:29:48,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:48,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:48,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:48,807 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:48,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:48,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 294 states and 491 transitions. [2021-11-25 06:29:48,858 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 491 transitions. [2021-11-25 06:29:48,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 06:29:48,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:48,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:48,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:48,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:49,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:49,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 227 states and 371 transitions. [2021-11-25 06:29:49,015 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 371 transitions. [2021-11-25 06:29:49,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:29:49,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:49,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:49,518 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:52,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:52,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 370 states to 227 states and 370 transitions. [2021-11-25 06:29:52,820 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 370 transitions. [2021-11-25 06:29:52,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:29:52,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:52,821 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:52,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:53,369 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:29:58,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:29:58,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 227 states and 369 transitions. [2021-11-25 06:29:58,500 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 369 transitions. [2021-11-25 06:29:58,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 06:29:58,502 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:29:58,502 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:29:58,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:29:59,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:05,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:05,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 227 states and 368 transitions. [2021-11-25 06:30:05,648 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 368 transitions. [2021-11-25 06:30:05,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 06:30:05,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:05,649 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:05,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:05,841 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:06,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:06,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 227 states and 367 transitions. [2021-11-25 06:30:06,023 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 367 transitions. [2021-11-25 06:30:06,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 06:30:06,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:06,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:06,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:07,020 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:17,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:17,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 239 states and 387 transitions. [2021-11-25 06:30:17,547 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 387 transitions. [2021-11-25 06:30:17,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 06:30:17,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:17,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:17,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:17,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:18,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:18,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 239 states and 386 transitions. [2021-11-25 06:30:18,903 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 386 transitions. [2021-11-25 06:30:18,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 06:30:18,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:18,904 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:18,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:19,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:21,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:21,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 239 states and 385 transitions. [2021-11-25 06:30:21,142 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 385 transitions. [2021-11-25 06:30:21,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 06:30:21,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:21,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:21,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:21,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:22,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:22,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 375 states to 235 states and 375 transitions. [2021-11-25 06:30:22,543 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 375 transitions. [2021-11-25 06:30:22,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 06:30:22,544 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:22,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:22,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:23,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:25,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:25,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 231 states and 367 transitions. [2021-11-25 06:30:25,292 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 367 transitions. [2021-11-25 06:30:25,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-25 06:30:25,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:25,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:25,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:25,579 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:25,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:25,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 227 states and 359 transitions. [2021-11-25 06:30:25,784 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 359 transitions. [2021-11-25 06:30:25,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 06:30:25,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:25,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:25,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:30:31,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:30:59,654 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:30:59,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 384 states to 242 states and 384 transitions. [2021-11-25 06:30:59,655 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 384 transitions. [2021-11-25 06:30:59,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 06:30:59,657 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:30:59,657 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:30:59,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:31:06,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:31:39,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:31:39,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 255 states and 406 transitions. [2021-11-25 06:31:39,767 INFO L276 IsEmpty]: Start isEmpty. Operand 255 states and 406 transitions. [2021-11-25 06:31:39,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 06:31:39,771 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:31:39,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:31:39,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:31:43,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:32:26,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:32:26,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 265 states and 423 transitions. [2021-11-25 06:32:26,134 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 423 transitions. [2021-11-25 06:32:26,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 06:32:26,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:32:26,135 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:32:26,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:32:31,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:33:24,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:33:24,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 280 states and 455 transitions. [2021-11-25 06:33:24,462 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 455 transitions. [2021-11-25 06:33:24,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 06:33:24,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:33:24,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:33:24,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:33:28,720 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:34:23,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:34:23,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 359 states to 217 states and 359 transitions. [2021-11-25 06:34:23,100 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 359 transitions. [2021-11-25 06:34:23,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:34:23,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:34:23,101 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:34:23,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:34:27,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:35:16,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:35:16,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 217 states and 358 transitions. [2021-11-25 06:35:16,885 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 358 transitions. [2021-11-25 06:35:16,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:35:16,886 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:35:16,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:35:16,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:35:25,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:44,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:44,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 233 states and 387 transitions. [2021-11-25 06:36:44,831 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 387 transitions. [2021-11-25 06:36:44,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:36:44,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:44,832 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:44,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:47,946 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:36:57,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:36:57,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 239 states and 400 transitions. [2021-11-25 06:36:57,416 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 400 transitions. [2021-11-25 06:36:57,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:36:57,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:36:57,417 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:36:57,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:36:58,131 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:05,137 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:05,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 241 states and 402 transitions. [2021-11-25 06:37:05,138 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 402 transitions. [2021-11-25 06:37:05,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:37:05,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:05,139 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:05,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:05,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:37:10,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:37:10,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 241 states and 400 transitions. [2021-11-25 06:37:10,934 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 400 transitions. [2021-11-25 06:37:10,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:37:10,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:37:10,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:37:10,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:37:21,085 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:04,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:04,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 234 states and 387 transitions. [2021-11-25 06:39:04,847 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 387 transitions. [2021-11-25 06:39:04,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:39:04,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:04,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:04,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:11,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:29,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:29,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 379 states to 231 states and 379 transitions. [2021-11-25 06:39:29,911 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 379 transitions. [2021-11-25 06:39:29,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:39:29,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:29,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:39:34,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:39:52,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:39:52,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 231 states and 378 transitions. [2021-11-25 06:39:52,056 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 378 transitions. [2021-11-25 06:39:52,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:39:52,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:39:52,057 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:39:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:40:07,733 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:23,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:23,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 216 states and 352 transitions. [2021-11-25 06:41:23,921 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 352 transitions. [2021-11-25 06:41:23,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 06:41:23,922 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:23,922 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:23,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:26,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:39,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:39,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 216 states and 351 transitions. [2021-11-25 06:41:39,243 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 351 transitions. [2021-11-25 06:41:39,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:41:39,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:39,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:39,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:41,210 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:48,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:48,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 216 states and 350 transitions. [2021-11-25 06:41:48,402 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 350 transitions. [2021-11-25 06:41:48,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:41:48,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:48,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 06:41:48,456 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 06:41:54,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 06:41:54,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 216 states and 349 transitions. [2021-11-25 06:41:54,443 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 349 transitions. [2021-11-25 06:41:54,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 06:41:54,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 06:41:54,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 06:41:54,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat