./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e --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 d33c1f18af8463c39a69fa160e98d9892e84f7d8b10911d6b0c55a462978880c --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 23:19:59,001 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 23:19:59,004 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 23:19:59,051 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 23:19:59,053 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 23:19:59,059 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 23:19:59,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 23:19:59,065 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 23:19:59,070 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 23:19:59,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 23:19:59,075 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 23:19:59,079 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 23:19:59,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 23:19:59,087 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 23:19:59,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 23:19:59,093 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 23:19:59,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 23:19:59,100 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 23:19:59,106 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 23:19:59,109 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 23:19:59,116 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 23:19:59,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 23:19:59,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 23:19:59,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 23:19:59,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 23:19:59,131 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 23:19:59,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 23:19:59,134 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 23:19:59,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 23:19:59,137 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 23:19:59,138 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 23:19:59,139 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 23:19:59,142 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 23:19:59,143 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 23:19:59,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 23:19:59,146 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 23:19:59,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 23:19:59,147 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 23:19:59,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 23:19:59,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 23:19:59,150 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 23:19:59,151 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-13 23:19:59,209 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 23:19:59,209 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 23:19:59,211 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 23:19:59,212 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-13 23:19:59,213 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 23:19:59,213 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 23:19:59,213 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 23:19:59,214 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 23:19:59,214 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 23:19:59,214 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 23:19:59,216 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 23:19:59,216 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 23:19:59,216 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 23:19:59,217 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 23:19:59,217 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 23:19:59,217 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 23:19:59,217 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 23:19:59,218 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 23:19:59,218 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-13 23:19:59,218 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-13 23:19:59,218 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 23:19:59,219 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:19:59,219 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 23:19:59,219 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 23:19:59,220 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 23:19:59,220 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-13 23:19:59,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 23:19:59,220 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 23:19:59,221 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_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d33c1f18af8463c39a69fa160e98d9892e84f7d8b10911d6b0c55a462978880c [2021-11-13 23:19:59,547 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 23:19:59,573 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 23:19:59,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 23:19:59,578 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 23:19:59,579 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 23:19:59,581 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-13 23:19:59,686 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/data/d564a5af8/52d8004d62bc493fbb622b687ef2f872/FLAG04547487c [2021-11-13 23:20:00,322 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 23:20:00,323 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2021-11-13 23:20:00,333 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/data/d564a5af8/52d8004d62bc493fbb622b687ef2f872/FLAG04547487c [2021-11-13 23:20:00,664 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/data/d564a5af8/52d8004d62bc493fbb622b687ef2f872 [2021-11-13 23:20:00,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 23:20:00,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 23:20:00,670 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 23:20:00,670 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 23:20:00,674 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 23:20:00,675 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:00" (1/1) ... [2021-11-13 23:20:00,676 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@303eafb6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:00, skipping insertion in model container [2021-11-13 23:20:00,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:20:00" (1/1) ... [2021-11-13 23:20:00,685 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 23:20:00,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 23:20:00,972 WARN L228 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_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4107,4120] [2021-11-13 23:20:00,991 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:20:01,005 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 23:20:01,055 WARN L228 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_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.3.1.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[4107,4120] [2021-11-13 23:20:01,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 23:20:01,102 INFO L208 MainTranslator]: Completed translation [2021-11-13 23:20:01,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:01 WrapperNode [2021-11-13 23:20:01,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 23:20:01,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 23:20:01,105 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 23:20:01,105 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 23:20:01,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:01" (1/1) ... [2021-11-13 23:20:01,122 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:01" (1/1) ... [2021-11-13 23:20:01,158 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 23:20:01,159 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 23:20:01,159 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 23:20:01,160 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 23:20:01,170 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:01" (1/1) ... [2021-11-13 23:20:01,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:01" (1/1) ... [2021-11-13 23:20:01,178 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:01" (1/1) ... [2021-11-13 23:20:01,191 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:01" (1/1) ... [2021-11-13 23:20:01,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:01" (1/1) ... [2021-11-13 23:20:01,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:01" (1/1) ... [2021-11-13 23:20:01,219 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:01" (1/1) ... [2021-11-13 23:20:01,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 23:20:01,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 23:20:01,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 23:20:01,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 23:20:01,237 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:20:01" (1/1) ... [2021-11-13 23:20:01,246 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-13 23:20:01,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/z3 [2021-11-13 23:20:01,274 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-13 23:20:01,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2cdf0a4-a04a-4eb2-8b7e-8cde053c6c0e/bin/ukojak-2xVlg8857e/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-13 23:20:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 23:20:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 23:20:01,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 23:20:01,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 23:20:01,943 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 23:20:01,948 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 23:20:01,951 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:01 BoogieIcfgContainer [2021-11-13 23:20:01,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 23:20:01,955 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-13 23:20:01,956 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-13 23:20:01,966 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-13 23:20:01,966 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:20:01" (1/1) ... [2021-11-13 23:20:01,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 23:20:02,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:02,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 47 states and 76 transitions. [2021-11-13 23:20:02,061 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 76 transitions. [2021-11-13 23:20:02,065 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-13 23:20:02,065 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:02,066 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:02,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:02,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:02,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:02,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 49 states and 77 transitions. [2021-11-13 23:20:02,541 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 77 transitions. [2021-11-13 23:20:02,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:20:02,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:02,544 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:02,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:02,780 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:02,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:02,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 56 states and 88 transitions. [2021-11-13 23:20:02,965 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 88 transitions. [2021-11-13 23:20:02,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-13 23:20:02,969 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:02,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:03,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:03,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:03,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:03,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 57 states and 88 transitions. [2021-11-13 23:20:03,087 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 88 transitions. [2021-11-13 23:20:03,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:20:03,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:03,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:03,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:03,219 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:03,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:03,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 69 states and 108 transitions. [2021-11-13 23:20:03,570 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 108 transitions. [2021-11-13 23:20:03,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:20:03,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:03,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:03,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:03,641 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:03,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:03,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 108 transitions. [2021-11-13 23:20:03,651 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 108 transitions. [2021-11-13 23:20:03,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-13 23:20:03,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:03,658 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:03,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:03,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:03,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:03,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 108 transitions. [2021-11-13 23:20:03,751 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 108 transitions. [2021-11-13 23:20:03,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:20:03,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:03,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:03,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:03,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:05,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 88 states and 138 transitions. [2021-11-13 23:20:05,224 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 138 transitions. [2021-11-13 23:20:05,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:20:05,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:05,230 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:05,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:05,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:05,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:05,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 89 states and 138 transitions. [2021-11-13 23:20:05,350 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 138 transitions. [2021-11-13 23:20:05,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:20:05,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:05,353 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:05,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:05,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:05,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:05,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 90 states and 138 transitions. [2021-11-13 23:20:05,445 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 138 transitions. [2021-11-13 23:20:05,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-13 23:20:05,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:05,456 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:05,502 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:05,550 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:05,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 91 states and 138 transitions. [2021-11-13 23:20:05,551 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 138 transitions. [2021-11-13 23:20:05,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:20:05,552 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:05,552 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:05,688 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:07,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:07,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 109 states and 169 transitions. [2021-11-13 23:20:07,634 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 169 transitions. [2021-11-13 23:20:07,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:20:07,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:07,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:07,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:07,962 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:10,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:10,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 128 states and 200 transitions. [2021-11-13 23:20:10,869 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 200 transitions. [2021-11-13 23:20:10,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:20:10,869 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:10,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:10,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:10,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:10,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:10,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 129 states and 200 transitions. [2021-11-13 23:20:10,935 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 200 transitions. [2021-11-13 23:20:10,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:20:10,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:10,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:10,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:10,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:11,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:11,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 130 states and 200 transitions. [2021-11-13 23:20:11,039 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 200 transitions. [2021-11-13 23:20:11,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:20:11,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:11,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:11,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:11,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:11,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:11,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 131 states and 200 transitions. [2021-11-13 23:20:11,109 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2021-11-13 23:20:11,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:20:11,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:11,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:11,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:11,186 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:11,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:11,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 132 states and 200 transitions. [2021-11-13 23:20:11,234 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 200 transitions. [2021-11-13 23:20:11,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:20:11,235 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:11,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:11,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:11,296 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:11,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:11,347 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 133 states and 200 transitions. [2021-11-13 23:20:11,347 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 200 transitions. [2021-11-13 23:20:11,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-13 23:20:11,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:11,348 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:11,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:11,448 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:11,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:11,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 134 states and 200 transitions. [2021-11-13 23:20:11,497 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 200 transitions. [2021-11-13 23:20:11,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:20:11,497 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:11,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:11,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:11,795 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:15,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:15,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 137 states and 204 transitions. [2021-11-13 23:20:15,887 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 204 transitions. [2021-11-13 23:20:15,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:20:15,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:15,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:15,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:16,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:22,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:22,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 145 states and 216 transitions. [2021-11-13 23:20:22,532 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 216 transitions. [2021-11-13 23:20:22,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-13 23:20:22,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:22,533 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:23,121 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:20:24,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:20:24,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 149 states and 228 transitions. [2021-11-13 23:20:24,601 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 228 transitions. [2021-11-13 23:20:24,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:20:24,602 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:20:24,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:20:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:20:33,643 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:21:26,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:26,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 179 states and 301 transitions. [2021-11-13 23:21:26,839 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 301 transitions. [2021-11-13 23:21:26,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-13 23:21:26,841 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:26,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:26,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:27,419 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:21:52,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:21:52,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 192 states and 326 transitions. [2021-11-13 23:21:52,914 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 326 transitions. [2021-11-13 23:21:52,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:21:52,915 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:21:52,916 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:21:52,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:21:53,284 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:22:14,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:14,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 206 states and 352 transitions. [2021-11-13 23:22:14,317 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 352 transitions. [2021-11-13 23:22:14,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:22:14,318 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:14,318 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:14,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:14,696 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:22:26,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:26,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 366 states to 215 states and 366 transitions. [2021-11-13 23:22:26,725 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 366 transitions. [2021-11-13 23:22:26,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-13 23:22:26,727 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:26,727 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:26,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:27,304 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:22:32,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:32,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 219 states and 372 transitions. [2021-11-13 23:22:32,321 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 372 transitions. [2021-11-13 23:22:32,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:22:32,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:32,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:32,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:32,783 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:22:42,231 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:22:42,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 230 states and 400 transitions. [2021-11-13 23:22:42,232 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 400 transitions. [2021-11-13 23:22:42,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:22:42,233 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:22:42,234 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:22:42,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:22:57,994 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:46,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:46,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 258 states and 466 transitions. [2021-11-13 23:24:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand 258 states and 466 transitions. [2021-11-13 23:24:46,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-13 23:24:46,588 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:46,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:46,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:48,099 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:24:49,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:24:49,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 261 states and 470 transitions. [2021-11-13 23:24:49,861 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 470 transitions. [2021-11-13 23:24:49,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:24:49,861 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:24:49,861 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:24:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:24:50,385 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:13,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:13,489 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 276 states and 502 transitions. [2021-11-13 23:25:13,490 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 502 transitions. [2021-11-13 23:25:13,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:25:13,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:13,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:13,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:14,059 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:25:47,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:25:47,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 289 states and 528 transitions. [2021-11-13 23:25:47,180 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 528 transitions. [2021-11-13 23:25:47,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:25:47,180 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:25:47,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:25:47,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:25:47,681 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:18,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:18,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 307 states and 566 transitions. [2021-11-13 23:26:18,478 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 566 transitions. [2021-11-13 23:26:18,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:26:18,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:18,479 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:19,541 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:26:22,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:22,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 308 states and 567 transitions. [2021-11-13 23:26:22,069 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 567 transitions. [2021-11-13 23:26:22,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-13 23:26:22,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:22,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:22,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:22,717 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:26:54,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:26:54,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 322 states and 592 transitions. [2021-11-13 23:26:54,707 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 592 transitions. [2021-11-13 23:26:54,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-13 23:26:54,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:26:54,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:26:54,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:26:55,597 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 23:27:14,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:14,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 333 states and 611 transitions. [2021-11-13 23:27:14,663 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 611 transitions. [2021-11-13 23:27:14,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:27:14,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:14,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:14,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:15,479 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:27:40,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:40,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 647 states to 344 states and 647 transitions. [2021-11-13 23:27:40,307 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 647 transitions. [2021-11-13 23:27:40,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-13 23:27:40,308 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:40,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:40,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:40,369 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:27:45,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:45,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 655 states to 349 states and 655 transitions. [2021-11-13 23:27:45,013 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 655 transitions. [2021-11-13 23:27:45,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:27:45,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:45,015 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:45,058 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:27:49,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:27:49,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 351 states and 660 transitions. [2021-11-13 23:27:49,709 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 660 transitions. [2021-11-13 23:27:49,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-13 23:27:49,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:27:49,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:27:49,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:27:49,774 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:28:10,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:10,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 358 states and 682 transitions. [2021-11-13 23:28:10,038 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 682 transitions. [2021-11-13 23:28:10,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:28:10,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:10,040 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:10,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:10,987 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:28:33,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:33,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 367 states and 711 transitions. [2021-11-13 23:28:33,496 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 711 transitions. [2021-11-13 23:28:33,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:28:33,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:33,498 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:33,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:33,540 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:28:43,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:28:43,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 374 states and 722 transitions. [2021-11-13 23:28:43,287 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 722 transitions. [2021-11-13 23:28:43,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:28:43,288 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:28:43,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:28:43,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:28:43,330 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:29:00,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:00,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 745 states to 381 states and 745 transitions. [2021-11-13 23:29:00,243 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 745 transitions. [2021-11-13 23:29:00,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:29:00,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:00,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:00,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:00,287 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:29:11,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:11,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 758 states to 388 states and 758 transitions. [2021-11-13 23:29:11,148 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 758 transitions. [2021-11-13 23:29:11,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:29:11,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:11,150 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:11,193 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:29:21,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:21,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 395 states and 770 transitions. [2021-11-13 23:29:21,967 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 770 transitions. [2021-11-13 23:29:21,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:29:21,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:21,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:21,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:22,001 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-13 23:29:40,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:40,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 402 states and 790 transitions. [2021-11-13 23:29:40,515 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 790 transitions. [2021-11-13 23:29:40,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-13 23:29:40,516 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:40,517 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:40,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:40,552 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-13 23:29:55,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:29:55,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 810 states to 409 states and 810 transitions. [2021-11-13 23:29:55,032 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 810 transitions. [2021-11-13 23:29:55,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:29:55,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:29:55,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:29:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:29:56,107 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:30:10,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:10,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 416 states and 825 transitions. [2021-11-13 23:30:10,919 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 825 transitions. [2021-11-13 23:30:10,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:30:10,921 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:10,921 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:10,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:10,980 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:30:22,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:22,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 423 states and 847 transitions. [2021-11-13 23:30:22,593 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 847 transitions. [2021-11-13 23:30:22,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:30:22,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:22,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:22,634 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:30:27,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:27,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 849 states to 425 states and 849 transitions. [2021-11-13 23:30:27,463 INFO L276 IsEmpty]: Start isEmpty. Operand 425 states and 849 transitions. [2021-11-13 23:30:27,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:30:27,464 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:27,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:27,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:27,501 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:30:37,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:37,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 432 states and 856 transitions. [2021-11-13 23:30:37,402 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 856 transitions. [2021-11-13 23:30:37,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:30:37,403 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:37,403 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:37,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:37,436 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:30:48,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:30:48,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 437 states and 860 transitions. [2021-11-13 23:30:48,248 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 860 transitions. [2021-11-13 23:30:48,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-13 23:30:48,249 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:30:48,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:30:48,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:30:48,282 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-13 23:31:07,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:07,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 876 states to 444 states and 876 transitions. [2021-11-13 23:31:07,988 INFO L276 IsEmpty]: Start isEmpty. Operand 444 states and 876 transitions. [2021-11-13 23:31:07,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:31:07,989 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:07,989 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:08,022 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:31:20,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:20,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 461 states and 908 transitions. [2021-11-13 23:31:20,348 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 908 transitions. [2021-11-13 23:31:20,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:31:20,349 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:20,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:20,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:20,380 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:31:20,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:20,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 462 states and 908 transitions. [2021-11-13 23:31:20,446 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 908 transitions. [2021-11-13 23:31:20,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:31:20,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:20,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:20,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:20,481 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:31:23,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:23,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 460 states and 905 transitions. [2021-11-13 23:31:23,803 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 905 transitions. [2021-11-13 23:31:23,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:31:23,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:23,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:23,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:23,843 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:31:23,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:23,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 461 states and 905 transitions. [2021-11-13 23:31:23,906 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 905 transitions. [2021-11-13 23:31:23,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-13 23:31:23,907 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:23,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:23,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:23,942 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-13 23:31:24,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:24,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 462 states and 905 transitions. [2021-11-13 23:31:24,003 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 905 transitions. [2021-11-13 23:31:24,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:31:24,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:24,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:24,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:24,109 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:31:34,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:34,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 462 states and 904 transitions. [2021-11-13 23:31:34,904 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 904 transitions. [2021-11-13 23:31:34,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:31:34,904 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:34,905 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:34,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:34,941 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:31:51,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:31:51,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 482 states and 948 transitions. [2021-11-13 23:31:51,624 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 948 transitions. [2021-11-13 23:31:51,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:31:51,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:31:51,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:31:51,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:31:51,718 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:32:00,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:00,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 951 states to 484 states and 951 transitions. [2021-11-13 23:32:00,647 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 951 transitions. [2021-11-13 23:32:00,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:32:00,648 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:00,648 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:00,737 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:32:10,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:10,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 502 states and 992 transitions. [2021-11-13 23:32:10,111 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 992 transitions. [2021-11-13 23:32:10,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:32:10,112 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:10,113 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:10,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:10,145 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:32:10,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:10,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 503 states and 992 transitions. [2021-11-13 23:32:10,209 INFO L276 IsEmpty]: Start isEmpty. Operand 503 states and 992 transitions. [2021-11-13 23:32:10,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:32:10,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:10,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:10,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:10,305 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:32:10,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:10,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 504 states and 992 transitions. [2021-11-13 23:32:10,549 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 992 transitions. [2021-11-13 23:32:10,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:32:10,553 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:10,554 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:10,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:10,665 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:32:12,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:12,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 505 states and 995 transitions. [2021-11-13 23:32:12,663 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states and 995 transitions. [2021-11-13 23:32:12,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:32:12,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:12,664 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:12,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:12,700 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:32:13,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:13,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 506 states and 995 transitions. [2021-11-13 23:32:13,712 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 995 transitions. [2021-11-13 23:32:13,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:32:13,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:13,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:13,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:13,811 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:32:15,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:15,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 507 states and 998 transitions. [2021-11-13 23:32:15,935 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 998 transitions. [2021-11-13 23:32:15,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:32:15,936 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:15,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:15,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:15,966 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:32:16,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:16,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 508 states and 998 transitions. [2021-11-13 23:32:16,931 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 998 transitions. [2021-11-13 23:32:16,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:32:16,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:16,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:16,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:16,957 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-13 23:32:22,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:22,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 508 states and 997 transitions. [2021-11-13 23:32:22,901 INFO L276 IsEmpty]: Start isEmpty. Operand 508 states and 997 transitions. [2021-11-13 23:32:22,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:32:22,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:22,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:22,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:22,991 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:32:24,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:24,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 506 states and 992 transitions. [2021-11-13 23:32:24,143 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 992 transitions. [2021-11-13 23:32:24,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-13 23:32:24,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:24,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:24,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:24,397 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-13 23:32:30,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-13 23:32:30,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 506 states and 991 transitions. [2021-11-13 23:32:30,091 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 991 transitions. [2021-11-13 23:32:30,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-13 23:32:30,092 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-13 23:32:30,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 23:32:30,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 23:32:31,302 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 41 proven. 24 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked.