./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ --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 f299e5c87ef8b927f907740b52cd3b6a05ddc6197a3b61da31c7c3837813d6c6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:17:05,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:17:05,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:17:05,219 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:17:05,221 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:17:05,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:17:05,229 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:17:05,233 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:17:05,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:17:05,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:17:05,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:17:05,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:17:05,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:17:05,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:17:05,244 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:17:05,246 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:17:05,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:17:05,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:17:05,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:17:05,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:17:05,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:17:05,256 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:17:05,258 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:17:05,259 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:17:05,263 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:17:05,263 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:17:05,264 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:17:05,265 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:17:05,265 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:17:05,267 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:17:05,267 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:17:05,268 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:17:05,269 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:17:05,270 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:17:05,271 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:17:05,272 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:17:05,272 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:17:05,273 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:17:05,273 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:17:05,274 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:17:05,275 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:17:05,276 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:17:05,302 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:17:05,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:17:05,310 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:17:05,311 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:17:05,312 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:17:05,313 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:17:05,313 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:17:05,314 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:17:05,314 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:17:05,314 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:17:05,315 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:17:05,316 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:17:05,316 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:17:05,316 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:17:05,316 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:17:05,317 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:17:05,317 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:17:05,317 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:17:05,317 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:17:05,318 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:17:05,318 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:17:05,318 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:05,318 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:17:05,319 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:17:05,319 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:17:05,319 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:17:05,319 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:17:05,320 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:17:05,320 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_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f299e5c87ef8b927f907740b52cd3b6a05ddc6197a3b61da31c7c3837813d6c6 [2021-11-22 23:17:05,634 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:17:05,659 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:17:05,663 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:17:05,664 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:17:05,666 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:17:05,667 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-22 23:17:05,758 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/data/cde4d652a/714a0c5f2eca4b7f8ed43e9ea9439e37/FLAG4e86c8a7d [2021-11-22 23:17:06,370 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:17:06,371 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2021-11-22 23:17:06,397 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/data/cde4d652a/714a0c5f2eca4b7f8ed43e9ea9439e37/FLAG4e86c8a7d [2021-11-22 23:17:06,684 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/data/cde4d652a/714a0c5f2eca4b7f8ed43e9ea9439e37 [2021-11-22 23:17:06,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:17:06,688 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:17:06,691 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:06,691 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:17:06,694 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:17:06,695 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:06" (1/1) ... [2021-11-22 23:17:06,696 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@572cf069 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:06, skipping insertion in model container [2021-11-22 23:17:06,697 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:17:06" (1/1) ... [2021-11-22 23:17:06,704 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:17:06,784 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:17:07,035 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_58948b7e-efbe-414a-8648-94aeb14fd460/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9868,9881] [2021-11-22 23:17:07,120 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:07,135 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:17:07,193 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_58948b7e-efbe-414a-8648-94aeb14fd460/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.6.2.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[9868,9881] [2021-11-22 23:17:07,243 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:17:07,263 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:17:07,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:07 WrapperNode [2021-11-22 23:17:07,264 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:17:07,265 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:07,265 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:17:07,266 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:17:07,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:07" (1/1) ... [2021-11-22 23:17:07,292 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:07" (1/1) ... [2021-11-22 23:17:07,348 INFO L137 Inliner]: procedures = 26, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 920 [2021-11-22 23:17:07,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:17:07,349 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:17:07,351 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:17:07,351 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:17:07,361 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:07" (1/1) ... [2021-11-22 23:17:07,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:07" (1/1) ... [2021-11-22 23:17:07,367 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:07" (1/1) ... [2021-11-22 23:17:07,368 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:07" (1/1) ... [2021-11-22 23:17:07,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:07" (1/1) ... [2021-11-22 23:17:07,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:07" (1/1) ... [2021-11-22 23:17:07,434 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:07" (1/1) ... [2021-11-22 23:17:07,457 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:17:07,458 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:17:07,458 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:17:07,458 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:17:07,459 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:17:07" (1/1) ... [2021-11-22 23:17:07,467 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:17:07,481 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:17:07,503 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:17:07,522 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_58948b7e-efbe-414a-8648-94aeb14fd460/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:17:07,554 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:17:07,554 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:17:07,554 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:17:07,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:17:07,700 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:17:07,702 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:17:08,499 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:17:08,776 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:17:08,777 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:17:08,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:08 BoogieIcfgContainer [2021-11-22 23:17:08,783 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:17:08,785 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:17:08,785 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:17:08,796 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:17:08,797 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:17:08" (1/1) ... [2021-11-22 23:17:08,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:17:08,892 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:08,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 186 states and 315 transitions. [2021-11-22 23:17:08,907 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 315 transitions. [2021-11-22 23:17:08,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-22 23:17:08,917 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:08,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:09,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:09,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:09,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 205 states and 350 transitions. [2021-11-22 23:17:09,818 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 350 transitions. [2021-11-22 23:17:09,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:17:09,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:09,834 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:09,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:10,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:11,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:11,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 213 states and 366 transitions. [2021-11-22 23:17:11,222 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 366 transitions. [2021-11-22 23:17:11,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:17:11,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:11,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:11,397 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:13,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:13,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 229 states and 401 transitions. [2021-11-22 23:17:13,496 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 401 transitions. [2021-11-22 23:17:13,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:17:13,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:13,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:13,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:13,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:16,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:16,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 249 states and 445 transitions. [2021-11-22 23:17:16,800 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 445 transitions. [2021-11-22 23:17:16,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:17:16,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:16,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:16,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:17,103 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:20,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:20,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 261 states and 473 transitions. [2021-11-22 23:17:20,989 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 473 transitions. [2021-11-22 23:17:20,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-22 23:17:20,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:20,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:21,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:21,286 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:27,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:27,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 265 states and 484 transitions. [2021-11-22 23:17:27,300 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 484 transitions. [2021-11-22 23:17:27,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:27,301 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:27,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:27,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:27,670 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:17:35,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:17:35,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 265 states and 483 transitions. [2021-11-22 23:17:35,768 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 483 transitions. [2021-11-22 23:17:35,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:17:35,769 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:17:35,770 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:17:35,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:17:41,024 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:17,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:17,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 301 states and 568 transitions. [2021-11-22 23:18:17,234 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 568 transitions. [2021-11-22 23:18:17,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:18:17,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:17,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:17,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:17,622 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:18:38,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:18:38,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 586 states to 309 states and 586 transitions. [2021-11-22 23:18:38,683 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 586 transitions. [2021-11-22 23:18:38,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:18:38,684 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:18:38,684 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:18:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:18:49,070 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:00,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:00,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 668 states to 343 states and 668 transitions. [2021-11-22 23:20:00,084 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 668 transitions. [2021-11-22 23:20:00,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:20:00,085 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:00,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:00,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:04,469 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:38,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:38,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 374 states and 740 transitions. [2021-11-22 23:20:38,890 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 740 transitions. [2021-11-22 23:20:38,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:20:38,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:38,892 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:38,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:39,620 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:09,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:09,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 390 states and 777 transitions. [2021-11-22 23:21:09,658 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 777 transitions. [2021-11-22 23:21:09,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:21:09,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:09,660 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:09,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:10,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:21:46,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:46,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 803 states to 402 states and 803 transitions. [2021-11-22 23:21:46,187 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 803 transitions. [2021-11-22 23:21:46,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:21:46,189 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:46,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:46,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:52,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:22:31,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:22:31,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 423 states and 858 transitions. [2021-11-22 23:22:31,674 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 858 transitions. [2021-11-22 23:22:31,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:22:31,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:22:31,676 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:22:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:22:32,349 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:23:18,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:23:18,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 427 states and 865 transitions. [2021-11-22 23:23:18,608 INFO L276 IsEmpty]: Start isEmpty. Operand 427 states and 865 transitions. [2021-11-22 23:23:18,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-22 23:23:18,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:23:18,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:23:18,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:23:23,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:24:15,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:24:15,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 938 states to 454 states and 938 transitions. [2021-11-22 23:24:15,170 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 938 transitions. [2021-11-22 23:24:15,172 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:24:15,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:24:15,172 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:24:15,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:24:19,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:17,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:17,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 477 states and 988 transitions. [2021-11-22 23:25:17,116 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 988 transitions. [2021-11-22 23:25:17,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:25:17,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:17,118 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:17,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:17,167 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:22,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:22,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 480 states and 994 transitions. [2021-11-22 23:25:22,705 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 994 transitions. [2021-11-22 23:25:22,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:25:22,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:22,707 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:22,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:22,754 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:28,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:28,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1002 states to 483 states and 1002 transitions. [2021-11-22 23:25:28,290 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1002 transitions. [2021-11-22 23:25:28,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:25:28,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:28,293 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:28,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:28,340 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:34,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:34,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1008 states to 486 states and 1008 transitions. [2021-11-22 23:25:34,325 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 1008 transitions. [2021-11-22 23:25:34,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:25:34,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:34,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:34,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:34,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:40,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:40,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1013 states to 489 states and 1013 transitions. [2021-11-22 23:25:40,545 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1013 transitions. [2021-11-22 23:25:40,547 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:25:40,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:40,548 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:40,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:40,593 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:46,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:46,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 492 states and 1020 transitions. [2021-11-22 23:25:46,010 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 1020 transitions. [2021-11-22 23:25:46,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:25:46,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:46,011 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:46,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:46,060 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:52,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:52,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 495 states and 1027 transitions. [2021-11-22 23:25:52,194 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 1027 transitions. [2021-11-22 23:25:52,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:25:52,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:52,196 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:52,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:52,239 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:25:57,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:25:57,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1033 states to 498 states and 1033 transitions. [2021-11-22 23:25:57,526 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1033 transitions. [2021-11-22 23:25:57,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:25:57,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:25:57,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:25:57,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:25:57,572 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:03,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:03,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 501 states and 1041 transitions. [2021-11-22 23:26:03,687 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 1041 transitions. [2021-11-22 23:26:03,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:26:03,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:03,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:03,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:03,729 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:09,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:09,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1049 states to 504 states and 1049 transitions. [2021-11-22 23:26:09,485 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 1049 transitions. [2021-11-22 23:26:09,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-22 23:26:09,486 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:09,486 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:09,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:09,528 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:15,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:15,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1055 states to 507 states and 1055 transitions. [2021-11-22 23:26:15,330 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 1055 transitions. [2021-11-22 23:26:15,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:26:15,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:15,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:15,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:15,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:21,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:21,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1042 states to 502 states and 1042 transitions. [2021-11-22 23:26:21,215 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1042 transitions. [2021-11-22 23:26:21,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:26:21,217 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:21,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:21,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:21,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:27,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:27,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1031 states to 497 states and 1031 transitions. [2021-11-22 23:26:27,293 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 1031 transitions. [2021-11-22 23:26:27,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:26:27,294 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:27,295 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:27,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:27,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:32,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:32,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 494 states and 1018 transitions. [2021-11-22 23:26:32,913 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1018 transitions. [2021-11-22 23:26:32,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:26:32,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:32,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:32,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:32,960 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:38,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:38,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 489 states and 1007 transitions. [2021-11-22 23:26:38,551 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1007 transitions. [2021-11-22 23:26:38,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:26:38,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:38,553 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:26:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:26:44,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:26:44,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 966 states to 475 states and 966 transitions. [2021-11-22 23:26:44,272 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 966 transitions. [2021-11-22 23:26:44,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-22 23:26:44,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:26:44,274 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:26:44,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:27:05,825 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.