./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.07.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.07.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9629d1cdaf2a4c1ffb7c786f584a153b15eed3823334fbbe8ec635b18d57c1af --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:34:50,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:34:50,999 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:34:51,031 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:34:51,032 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:34:51,033 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:34:51,035 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:34:51,038 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:34:51,041 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:34:51,042 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:34:51,043 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:34:51,045 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:34:51,046 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:34:51,047 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:34:51,049 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:34:51,051 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:34:51,053 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:34:51,054 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:34:51,056 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:34:51,059 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:34:51,061 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:34:51,063 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:34:51,065 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:34:51,066 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:34:51,071 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:34:51,072 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:34:51,072 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:34:51,074 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:34:51,074 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:34:51,076 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:34:51,076 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:34:51,078 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:34:51,079 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:34:51,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:34:51,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:34:51,082 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:34:51,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:34:51,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:34:51,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:34:51,085 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:34:51,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:34:51,087 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:34:51,111 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:34:51,112 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:34:51,113 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:34:51,113 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:34:51,114 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:34:51,114 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:34:51,115 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:34:51,115 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:34:51,115 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:34:51,116 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:34:51,116 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:34:51,116 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:34:51,116 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:34:51,117 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:34:51,117 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:34:51,117 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:34:51,118 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:34:51,118 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:34:51,118 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:34:51,119 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:34:51,119 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:34:51,119 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:51,120 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:34:51,120 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:34:51,120 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:34:51,121 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:34:51,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:34:51,121 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:34:51,121 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_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9629d1cdaf2a4c1ffb7c786f584a153b15eed3823334fbbe8ec635b18d57c1af [2022-10-17 16:34:51,378 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:34:51,414 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:34:51,417 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:34:51,418 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:34:51,419 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:34:51,420 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.07.cil-2.c [2022-10-17 16:34:51,511 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/data/ae01b799a/b3c7f918b854457ebb921cf9ac2f691a/FLAG833163611 [2022-10-17 16:34:52,109 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:34:52,109 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.07.cil-2.c [2022-10-17 16:34:52,129 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/data/ae01b799a/b3c7f918b854457ebb921cf9ac2f691a/FLAG833163611 [2022-10-17 16:34:52,385 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/data/ae01b799a/b3c7f918b854457ebb921cf9ac2f691a [2022-10-17 16:34:52,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:34:52,389 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:34:52,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:52,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:34:52,395 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:34:52,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:52" (1/1) ... [2022-10-17 16:34:52,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43ae75a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:52, skipping insertion in model container [2022-10-17 16:34:52,397 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:34:52" (1/1) ... [2022-10-17 16:34:52,404 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:34:52,459 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:34:52,664 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_6016838a-7401-4c4b-adf0-c8a68d6c26e3/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.07.cil-2.c[911,924] [2022-10-17 16:34:52,769 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_6016838a-7401-4c4b-adf0-c8a68d6c26e3/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.07.cil-2.c[8416,8429] [2022-10-17 16:34:52,900 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:52,910 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:34:52,922 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_6016838a-7401-4c4b-adf0-c8a68d6c26e3/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.07.cil-2.c[911,924] [2022-10-17 16:34:52,952 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_6016838a-7401-4c4b-adf0-c8a68d6c26e3/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.07.cil-2.c[8416,8429] [2022-10-17 16:34:53,015 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:34:53,049 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:34:53,049 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:53 WrapperNode [2022-10-17 16:34:53,050 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:34:53,051 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:53,051 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:34:53,051 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:34:53,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:53" (1/1) ... [2022-10-17 16:34:53,073 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:53" (1/1) ... [2022-10-17 16:34:53,124 INFO L138 Inliner]: procedures = 69, calls = 83, calls flagged for inlining = 37, calls inlined = 37, statements flattened = 793 [2022-10-17 16:34:53,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:34:53,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:34:53,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:34:53,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:34:53,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:53" (1/1) ... [2022-10-17 16:34:53,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:53" (1/1) ... [2022-10-17 16:34:53,155 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:53" (1/1) ... [2022-10-17 16:34:53,158 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:53" (1/1) ... [2022-10-17 16:34:53,175 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:53" (1/1) ... [2022-10-17 16:34:53,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:53" (1/1) ... [2022-10-17 16:34:53,221 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:53" (1/1) ... [2022-10-17 16:34:53,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:53" (1/1) ... [2022-10-17 16:34:53,236 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:34:53,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:34:53,242 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:34:53,242 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:34:53,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:34:53" (1/1) ... [2022-10-17 16:34:53,250 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:34:53,262 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:34:53,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:34:53,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6016838a-7401-4c4b-adf0-c8a68d6c26e3/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:34:53,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:34:53,332 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:34:53,332 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:34:53,332 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:34:53,332 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:34:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:34:53,333 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:34:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:34:53,333 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:34:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:34:53,334 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:34:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:34:53,334 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:34:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:34:53,334 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:34:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:34:53,335 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:34:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:34:53,335 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:34:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:34:53,335 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:34:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:34:53,336 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:34:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:34:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:34:53,336 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:34:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:34:53,336 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:34:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:34:53,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:34:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:34:53,337 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:34:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 16:34:53,337 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 16:34:53,530 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:34:53,532 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:34:54,356 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2022-10-17 16:34:54,356 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := do_read_c_~a~0#1; [2022-10-17 16:34:54,494 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:34:55,012 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:34:55,012 INFO L300 CfgBuilder]: Removed 14 assume(true) statements. [2022-10-17 16:34:55,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:55 BoogieIcfgContainer [2022-10-17 16:34:55,017 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:34:55,018 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:34:55,019 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:34:55,030 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:34:55,030 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:34:55" (1/1) ... [2022-10-17 16:34:55,044 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:34:55,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:55,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 218 states and 325 transitions. [2022-10-17 16:34:55,157 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 325 transitions. [2022-10-17 16:34:55,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:34:55,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:55,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:55,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:55,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:55,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:55,813 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 223 states and 330 transitions. [2022-10-17 16:34:55,816 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 330 transitions. [2022-10-17 16:34:55,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:34:55,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:55,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:55,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:56,001 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:56,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:56,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 229 states and 338 transitions. [2022-10-17 16:34:56,086 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 338 transitions. [2022-10-17 16:34:56,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:34:56,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:56,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:56,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:56,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:56,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:56,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 364 states to 235 states and 349 transitions. [2022-10-17 16:34:56,400 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 349 transitions. [2022-10-17 16:34:56,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:34:56,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:56,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:56,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:56,563 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:56,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:56,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 238 states and 353 transitions. [2022-10-17 16:34:56,648 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 353 transitions. [2022-10-17 16:34:56,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:34:56,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:56,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:57,005 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:58,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:58,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 244 states and 364 transitions. [2022-10-17 16:34:58,055 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 364 transitions. [2022-10-17 16:34:58,056 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:34:58,056 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:58,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:58,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:58,129 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:58,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:58,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 254 states and 383 transitions. [2022-10-17 16:34:58,360 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 383 transitions. [2022-10-17 16:34:58,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:34:58,363 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:58,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:58,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:58,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:58,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:58,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 257 states and 389 transitions. [2022-10-17 16:34:58,471 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 389 transitions. [2022-10-17 16:34:58,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:34:58,473 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:58,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:58,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:58,558 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:34:58,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:34:58,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 265 states and 402 transitions. [2022-10-17 16:34:58,821 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 402 transitions. [2022-10-17 16:34:58,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:34:58,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:34:58,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:34:58,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:34:59,217 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:01,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:01,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 273 states and 417 transitions. [2022-10-17 16:35:01,800 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 417 transitions. [2022-10-17 16:35:01,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:01,801 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:01,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:01,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:02,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 296 states and 461 transitions. [2022-10-17 16:35:02,217 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 461 transitions. [2022-10-17 16:35:02,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:02,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,386 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:02,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 297 states and 461 transitions. [2022-10-17 16:35:02,403 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 461 transitions. [2022-10-17 16:35:02,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:02,406 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:02,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 298 states and 461 transitions. [2022-10-17 16:35:02,542 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 461 transitions. [2022-10-17 16:35:02,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:02,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,545 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:02,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 299 states and 461 transitions. [2022-10-17 16:35:02,658 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 461 transitions. [2022-10-17 16:35:02,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:02,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:02,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 300 states and 461 transitions. [2022-10-17 16:35:02,774 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 461 transitions. [2022-10-17 16:35:02,778 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:02,778 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:02,940 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:02,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:02,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 301 states and 461 transitions. [2022-10-17 16:35:02,954 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 461 transitions. [2022-10-17 16:35:02,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:02,955 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:02,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:02,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:03,055 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:03,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:03,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 302 states and 461 transitions. [2022-10-17 16:35:03,068 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 461 transitions. [2022-10-17 16:35:03,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:03,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:03,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:03,276 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:03,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:03,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 323 states and 506 transitions. [2022-10-17 16:35:03,800 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 506 transitions. [2022-10-17 16:35:03,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:03,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:03,802 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:03,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:03,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:03,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:03,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 324 states and 506 transitions. [2022-10-17 16:35:03,906 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 506 transitions. [2022-10-17 16:35:03,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:03,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:03,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:03,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:03,988 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:04,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 325 states and 506 transitions. [2022-10-17 16:35:04,004 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 506 transitions. [2022-10-17 16:35:04,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:04,006 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:04,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:04,091 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 326 states and 506 transitions. [2022-10-17 16:35:04,107 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 506 transitions. [2022-10-17 16:35:04,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:04,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:04,221 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:04,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 601 states to 327 states and 506 transitions. [2022-10-17 16:35:04,237 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 506 transitions. [2022-10-17 16:35:04,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:04,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:04,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:04,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:04,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:04,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 342 states and 539 transitions. [2022-10-17 16:35:04,995 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 539 transitions. [2022-10-17 16:35:04,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:04,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:04,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:05,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:05,106 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:05,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:05,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 343 states and 539 transitions. [2022-10-17 16:35:05,123 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 539 transitions. [2022-10-17 16:35:05,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:05,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:05,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:05,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:05,207 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:05,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 344 states and 539 transitions. [2022-10-17 16:35:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 539 transitions. [2022-10-17 16:35:05,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:05,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:05,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:05,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:05,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:05,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:05,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 640 states to 345 states and 539 transitions. [2022-10-17 16:35:05,325 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 539 transitions. [2022-10-17 16:35:05,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:05,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:05,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:05,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:05,534 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:06,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:06,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 357 states and 566 transitions. [2022-10-17 16:35:06,123 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 566 transitions. [2022-10-17 16:35:06,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:06,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:06,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:06,218 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:06,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:06,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 673 states to 358 states and 566 transitions. [2022-10-17 16:35:06,237 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 566 transitions. [2022-10-17 16:35:06,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:35:06,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:06,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:06,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:06,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:35:06,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:06,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 700 states to 366 states and 581 transitions. [2022-10-17 16:35:06,824 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 581 transitions. [2022-10-17 16:35:06,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:35:06,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:06,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:06,968 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:35:07,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:07,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 368 states and 585 transitions. [2022-10-17 16:35:07,544 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 585 transitions. [2022-10-17 16:35:07,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:35:07,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:07,546 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:07,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:07,678 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:35:07,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:07,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 707 states to 370 states and 588 transitions. [2022-10-17 16:35:07,710 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 588 transitions. [2022-10-17 16:35:07,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:35:07,712 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:07,712 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:07,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:07,871 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:07,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:07,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 373 states and 593 transitions. [2022-10-17 16:35:07,906 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 593 transitions. [2022-10-17 16:35:07,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:35:07,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:07,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:07,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:07,974 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:08,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:08,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 725 states to 380 states and 606 transitions. [2022-10-17 16:35:08,536 INFO L276 IsEmpty]: Start isEmpty. Operand 380 states and 606 transitions. [2022-10-17 16:35:08,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:35:08,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:08,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:08,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:08,573 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:35:08,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:08,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 732 states to 385 states and 613 transitions. [2022-10-17 16:35:08,741 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 613 transitions. [2022-10-17 16:35:08,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:35:08,743 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:08,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:08,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:08,783 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:35:08,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:08,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 387 states and 616 transitions. [2022-10-17 16:35:08,971 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 616 transitions. [2022-10-17 16:35:08,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 16:35:08,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:08,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:08,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:09,028 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:09,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:09,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 392 states and 624 transitions. [2022-10-17 16:35:09,330 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 624 transitions. [2022-10-17 16:35:09,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 16:35:09,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:09,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:09,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:09,391 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:09,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:09,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 749 states to 395 states and 630 transitions. [2022-10-17 16:35:09,422 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 630 transitions. [2022-10-17 16:35:09,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 16:35:09,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:09,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:09,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:09,463 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:35:10,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:10,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 765 states to 404 states and 646 transitions. [2022-10-17 16:35:10,329 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 646 transitions. [2022-10-17 16:35:10,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 16:35:10,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:10,331 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:10,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:10,390 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:10,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:10,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 763 states to 404 states and 644 transitions. [2022-10-17 16:35:10,422 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 644 transitions. [2022-10-17 16:35:10,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:35:10,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:10,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:10,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:10,945 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:35:14,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:14,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 436 states and 722 transitions. [2022-10-17 16:35:14,820 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 722 transitions. [2022-10-17 16:35:14,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:35:14,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:14,823 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:14,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:15,105 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:35:17,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:35:17,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 442 states and 740 transitions. [2022-10-17 16:35:17,525 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 740 transitions. [2022-10-17 16:35:17,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-10-17 16:35:17,526 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:35:17,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:35:17,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:35:17,847 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked.