./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.UNBOUNDED.pals.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_40257465-db93-4f75-bf2d-787b46b4073e/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40257465-db93-4f75-bf2d-787b46b4073e/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_40257465-db93-4f75-bf2d-787b46b4073e/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40257465-db93-4f75-bf2d-787b46b4073e/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40257465-db93-4f75-bf2d-787b46b4073e/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_40257465-db93-4f75-bf2d-787b46b4073e/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 fef6217d4b08cb3aa025852d66a6672fc9c8d590a1d32efbef068d3f53b164c9 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:35:07,631 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:35:07,634 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:35:07,673 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:35:07,674 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:35:07,676 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:35:07,678 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:35:07,680 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:35:07,683 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:35:07,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:35:07,686 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:35:07,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:35:07,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:35:07,699 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:35:07,701 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:35:07,705 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:35:07,708 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:35:07,711 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:35:07,713 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:35:07,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:35:07,724 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:35:07,726 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:35:07,728 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:35:07,730 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:35:07,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:35:07,740 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:35:07,741 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:35:07,743 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:35:07,744 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:35:07,745 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:35:07,746 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:35:07,747 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:35:07,749 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:35:07,750 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:35:07,752 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:35:07,752 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:35:07,753 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:35:07,754 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:35:07,754 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:35:07,755 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:35:07,756 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:35:07,757 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40257465-db93-4f75-bf2d-787b46b4073e/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:35:07,805 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:35:07,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:35:07,807 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:35:07,807 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:35:07,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:35:07,809 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:35:07,809 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:35:07,809 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:35:07,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:35:07,810 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:35:07,811 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:35:07,811 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:35:07,811 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:35:07,812 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:35:07,812 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:35:07,812 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:35:07,812 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:35:07,813 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:35:07,813 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:35:07,813 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:35:07,813 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:35:07,814 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:35:07,814 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:35:07,814 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:35:07,814 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:35:07,815 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:35:07,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:35:07,815 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:35:07,815 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_40257465-db93-4f75-bf2d-787b46b4073e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40257465-db93-4f75-bf2d-787b46b4073e/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fef6217d4b08cb3aa025852d66a6672fc9c8d590a1d32efbef068d3f53b164c9 [2021-11-23 00:35:08,157 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:35:08,193 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:35:08,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:35:08,197 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:35:08,198 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:35:08,199 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40257465-db93-4f75-bf2d-787b46b4073e/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.UNBOUNDED.pals.c [2021-11-23 00:35:08,285 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40257465-db93-4f75-bf2d-787b46b4073e/bin/ukojak-LBtLqBUTdQ/data/09df20574/87158c51334f45a6b9a4c3bc3775c347/FLAG62194e9f3 [2021-11-23 00:35:09,007 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:35:09,007 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40257465-db93-4f75-bf2d-787b46b4073e/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.UNBOUNDED.pals.c [2021-11-23 00:35:09,030 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40257465-db93-4f75-bf2d-787b46b4073e/bin/ukojak-LBtLqBUTdQ/data/09df20574/87158c51334f45a6b9a4c3bc3775c347/FLAG62194e9f3 [2021-11-23 00:35:09,183 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40257465-db93-4f75-bf2d-787b46b4073e/bin/ukojak-LBtLqBUTdQ/data/09df20574/87158c51334f45a6b9a4c3bc3775c347 [2021-11-23 00:35:09,186 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:35:09,188 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:35:09,192 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:35:09,192 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:35:09,196 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:35:09,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:09" (1/1) ... [2021-11-23 00:35:09,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30f4657f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:09, skipping insertion in model container [2021-11-23 00:35:09,201 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:35:09" (1/1) ... [2021-11-23 00:35:09,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:35:09,269 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:35:09,759 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_40257465-db93-4f75-bf2d-787b46b4073e/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.UNBOUNDED.pals.c[65679,65692] [2021-11-23 00:35:09,763 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:35:09,786 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:35:09,960 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_40257465-db93-4f75-bf2d-787b46b4073e/sv-benchmarks/c/seq-mthreaded/pals_opt-floodmax.5.3.ufo.UNBOUNDED.pals.c[65679,65692] [2021-11-23 00:35:09,961 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:35:09,977 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:35:09,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:09 WrapperNode [2021-11-23 00:35:09,978 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:35:09,979 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:35:09,980 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:35:09,980 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:35:09,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:09" (1/1) ... [2021-11-23 00:35:10,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:09" (1/1) ... [2021-11-23 00:35:10,112 INFO L137 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 2133 [2021-11-23 00:35:10,112 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:35:10,113 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:35:10,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:35:10,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:35:10,129 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:09" (1/1) ... [2021-11-23 00:35:10,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:09" (1/1) ... [2021-11-23 00:35:10,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:09" (1/1) ... [2021-11-23 00:35:10,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:09" (1/1) ... [2021-11-23 00:35:10,196 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:09" (1/1) ... [2021-11-23 00:35:10,229 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:09" (1/1) ... [2021-11-23 00:35:10,236 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:09" (1/1) ... [2021-11-23 00:35:10,249 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:35:10,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:35:10,260 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:35:10,260 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:35:10,264 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:35:09" (1/1) ... [2021-11-23 00:35:10,279 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:35:10,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40257465-db93-4f75-bf2d-787b46b4073e/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:35:10,302 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40257465-db93-4f75-bf2d-787b46b4073e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:35:10,304 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_40257465-db93-4f75-bf2d-787b46b4073e/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:35:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:35:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:35:10,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:35:10,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:35:10,574 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:35:10,614 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:35:12,136 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:35:14,153 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:35:14,153 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:35:14,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:35:14 BoogieIcfgContainer [2021-11-23 00:35:14,158 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:35:14,159 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:35:14,159 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:35:14,170 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:35:14,170 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:35:14" (1/1) ... [2021-11-23 00:35:14,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:35:14,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:14,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 441 states and 754 transitions. [2021-11-23 00:35:14,264 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 754 transitions. [2021-11-23 00:35:14,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-23 00:35:14,276 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:14,277 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:15,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:15,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:16,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:16,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 756 states to 442 states and 756 transitions. [2021-11-23 00:35:16,036 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 756 transitions. [2021-11-23 00:35:16,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-23 00:35:16,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:16,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:16,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:16,514 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:16,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:16,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 762 states to 445 states and 762 transitions. [2021-11-23 00:35:16,962 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 762 transitions. [2021-11-23 00:35:16,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2021-11-23 00:35:16,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:16,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:17,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:17,339 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:17,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:17,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 770 states to 449 states and 770 transitions. [2021-11-23 00:35:17,909 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 770 transitions. [2021-11-23 00:35:17,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-23 00:35:17,914 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:17,914 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:18,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:18,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:19,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:19,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 780 states to 454 states and 780 transitions. [2021-11-23 00:35:19,074 INFO L276 IsEmpty]: Start isEmpty. Operand 454 states and 780 transitions. [2021-11-23 00:35:19,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-23 00:35:19,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:19,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:19,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:19,485 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:20,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:20,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2021-11-23 00:35:20,545 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2021-11-23 00:35:20,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-23 00:35:20,547 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:20,549 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:20,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:20,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:22,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:22,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 806 states to 467 states and 806 transitions. [2021-11-23 00:35:22,235 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 806 transitions. [2021-11-23 00:35:22,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-11-23 00:35:22,237 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:22,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:23,874 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:25,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:25,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 476 states and 822 transitions. [2021-11-23 00:35:25,504 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 822 transitions. [2021-11-23 00:35:25,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-23 00:35:25,506 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:25,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:27,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:29,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:29,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 484 states and 837 transitions. [2021-11-23 00:35:29,226 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 837 transitions. [2021-11-23 00:35:29,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-23 00:35:29,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:29,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:29,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:29,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:29,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 485 states and 837 transitions. [2021-11-23 00:35:29,783 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 837 transitions. [2021-11-23 00:35:29,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:35:29,785 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:29,786 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:29,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:29,929 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:29,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:29,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 486 states and 838 transitions. [2021-11-23 00:35:29,955 INFO L276 IsEmpty]: Start isEmpty. Operand 486 states and 838 transitions. [2021-11-23 00:35:29,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-23 00:35:29,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:29,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:30,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:31,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:34,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 498 states and 858 transitions. [2021-11-23 00:35:34,245 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 858 transitions. [2021-11-23 00:35:34,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2021-11-23 00:35:34,247 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:34,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:34,644 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:35:34,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:35:34,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 501 states and 863 transitions. [2021-11-23 00:35:34,980 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 863 transitions. [2021-11-23 00:35:34,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-23 00:35:34,982 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:35:34,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:35:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:35:52,544 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:36:34,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:36:34,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1265 states to 638 states and 1265 transitions. [2021-11-23 00:36:34,246 INFO L276 IsEmpty]: Start isEmpty. Operand 638 states and 1265 transitions. [2021-11-23 00:36:34,248 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 00:36:34,248 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:36:34,249 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:36:34,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:36:35,162 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:09,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:09,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 657 states and 1301 transitions. [2021-11-23 00:37:09,527 INFO L276 IsEmpty]: Start isEmpty. Operand 657 states and 1301 transitions. [2021-11-23 00:37:09,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-23 00:37:09,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:09,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:09,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:09,866 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:37:10,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:37:10,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1303 states to 658 states and 1303 transitions. [2021-11-23 00:37:10,782 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 1303 transitions. [2021-11-23 00:37:10,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:37:10,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:37:10,785 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:37:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:37:29,806 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:39:37,687 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:39:37,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1722 states to 796 states and 1722 transitions. [2021-11-23 00:39:37,689 INFO L276 IsEmpty]: Start isEmpty. Operand 796 states and 1722 transitions. [2021-11-23 00:39:37,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:39:37,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:39:37,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:39:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:39:47,042 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:42:24,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:42:24,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2146 states to 934 states and 2146 transitions. [2021-11-23 00:42:24,639 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 2146 transitions. [2021-11-23 00:42:24,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:42:24,644 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:42:24,644 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:42:26,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:42:32,672 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:45:06,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:06,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2507 states to 1054 states and 2507 transitions. [2021-11-23 00:45:06,496 INFO L276 IsEmpty]: Start isEmpty. Operand 1054 states and 2507 transitions. [2021-11-23 00:45:06,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:45:06,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:06,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:06,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:08,199 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:45:37,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:45:37,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2645 states to 1094 states and 2645 transitions. [2021-11-23 00:45:37,831 INFO L276 IsEmpty]: Start isEmpty. Operand 1094 states and 2645 transitions. [2021-11-23 00:45:37,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:45:37,835 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:45:37,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:45:37,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:45:39,468 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:46:00,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:00,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2773 states to 1134 states and 2773 transitions. [2021-11-23 00:46:00,357 INFO L276 IsEmpty]: Start isEmpty. Operand 1134 states and 2773 transitions. [2021-11-23 00:46:00,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:46:00,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:00,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:02,036 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:46:17,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:17,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2891 states to 1174 states and 2891 transitions. [2021-11-23 00:46:17,750 INFO L276 IsEmpty]: Start isEmpty. Operand 1174 states and 2891 transitions. [2021-11-23 00:46:17,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:46:17,753 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:17,754 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:17,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:19,698 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:46:35,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:35,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3009 states to 1214 states and 3009 transitions. [2021-11-23 00:46:35,860 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 3009 transitions. [2021-11-23 00:46:35,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:46:35,863 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:35,863 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:36,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:37,726 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 00:46:54,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:46:54,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3127 states to 1254 states and 3127 transitions. [2021-11-23 00:46:54,202 INFO L276 IsEmpty]: Start isEmpty. Operand 1254 states and 3127 transitions. [2021-11-23 00:46:54,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-23 00:46:54,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:46:54,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:46:54,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:46:56,953 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.