./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f77501d7b3b3194b8ccd8936d52ffb911af5a10bbe64bec14bcc5543726d50d3 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:28:11,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:28:11,599 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:28:11,646 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:28:11,647 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:28:11,651 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:28:11,654 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:28:11,658 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:28:11,661 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:28:11,669 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:28:11,670 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:28:11,672 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:28:11,672 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:28:11,675 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:28:11,679 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:28:11,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:28:11,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:28:11,687 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:28:11,689 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:28:11,699 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:28:11,701 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:28:11,702 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:28:11,706 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:28:11,707 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:28:11,710 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:28:11,711 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:28:11,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:28:11,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:28:11,714 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:28:11,716 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:28:11,717 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:28:11,718 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:28:11,720 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:28:11,721 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:28:11,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:28:11,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:28:11,724 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:28:11,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:28:11,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:28:11,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:28:11,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:28:11,727 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-25 07:28:11,770 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:28:11,770 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:28:11,771 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:28:11,772 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:28:11,772 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:28:11,773 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:28:11,773 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:28:11,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:28:11,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:28:11,774 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:28:11,778 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:28:11,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:28:11,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:28:11,778 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:28:11,779 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:28:11,779 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:28:11,779 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:28:11,779 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:28:11,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:28:11,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:28:11,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:28:11,780 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:28:11,780 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:28:11,780 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:28:11,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:28:11,780 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_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f77501d7b3b3194b8ccd8936d52ffb911af5a10bbe64bec14bcc5543726d50d3 [2021-11-25 07:28:12,026 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:28:12,050 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:28:12,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:28:12,053 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:28:12,054 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:28:12,056 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2021-11-25 07:28:12,122 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/data/a33c22d98/4890a1b435514fa58a0ef7b6a362f6de/FLAG586befa2b [2021-11-25 07:28:12,909 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:28:12,910 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i [2021-11-25 07:28:12,955 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/data/a33c22d98/4890a1b435514fa58a0ef7b6a362f6de/FLAG586befa2b [2021-11-25 07:28:12,996 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/data/a33c22d98/4890a1b435514fa58a0ef7b6a362f6de [2021-11-25 07:28:13,000 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:28:13,003 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:28:13,004 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:28:13,005 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:28:13,008 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:28:13,008 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:28:12" (1/1) ... [2021-11-25 07:28:13,011 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@200d2820 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:13, skipping insertion in model container [2021-11-25 07:28:13,012 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:28:12" (1/1) ... [2021-11-25 07:28:13,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:28:13,124 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:28:14,215 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_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i[168956,168969] [2021-11-25 07:28:14,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:28:14,769 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:28:14,983 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_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--ethernet--cadence--at91_ether.ko-entry_point.cil.out.i[168956,168969] [2021-11-25 07:28:15,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:28:15,218 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:28:15,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:15 WrapperNode [2021-11-25 07:28:15,219 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:28:15,221 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:28:15,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:28:15,222 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:28:15,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:15" (1/1) ... [2021-11-25 07:28:15,305 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:15" (1/1) ... [2021-11-25 07:28:15,430 INFO L137 Inliner]: procedures = 187, calls = 564, calls flagged for inlining = 101, calls inlined = 70, statements flattened = 1471 [2021-11-25 07:28:15,432 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:28:15,432 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:28:15,433 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:28:15,433 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:28:15,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:15" (1/1) ... [2021-11-25 07:28:15,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:15" (1/1) ... [2021-11-25 07:28:15,465 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:15" (1/1) ... [2021-11-25 07:28:15,471 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:15" (1/1) ... [2021-11-25 07:28:15,564 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:15" (1/1) ... [2021-11-25 07:28:15,586 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:15" (1/1) ... [2021-11-25 07:28:15,610 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:15" (1/1) ... [2021-11-25 07:28:15,626 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:28:15,627 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:28:15,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:28:15,628 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:28:15,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:28:15" (1/1) ... [2021-11-25 07:28:15,638 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:28:15,649 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:28:15,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:28:15,687 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:28:15,716 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-25 07:28:15,716 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-25 07:28:15,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 07:28:15,717 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 07:28:15,717 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 07:28:15,717 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 07:28:15,717 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 07:28:15,718 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-25 07:28:15,718 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-25 07:28:15,718 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:28:15,718 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-25 07:28:15,718 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-25 07:28:15,718 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-25 07:28:15,719 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-25 07:28:15,719 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_poll_controller [2021-11-25 07:28:15,719 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_poll_controller [2021-11-25 07:28:15,719 INFO L130 BoogieDeclarations]: Found specification of procedure clk_enable [2021-11-25 07:28:15,719 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_enable [2021-11-25 07:28:15,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 07:28:15,720 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 07:28:15,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 07:28:15,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 07:28:15,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2021-11-25 07:28:15,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2021-11-25 07:28:15,721 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:28:15,721 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2021-11-25 07:28:15,721 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2021-11-25 07:28:15,721 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-25 07:28:15,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-25 07:28:15,722 INFO L130 BoogieDeclarations]: Found specification of procedure at91ether_remove [2021-11-25 07:28:15,722 INFO L138 BoogieDeclarations]: Found implementation of procedure at91ether_remove [2021-11-25 07:28:15,722 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-25 07:28:15,722 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-25 07:28:15,722 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 07:28:15,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 07:28:15,723 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 07:28:15,723 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 07:28:15,723 INFO L130 BoogieDeclarations]: Found specification of procedure macb_ioctl [2021-11-25 07:28:15,723 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_ioctl [2021-11-25 07:28:15,723 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-25 07:28:15,724 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-25 07:28:15,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:28:15,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:28:15,724 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-25 07:28:15,724 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-25 07:28:15,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:28:15,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:28:15,725 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2021-11-25 07:28:15,725 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2021-11-25 07:28:15,725 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-25 07:28:15,725 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-25 07:28:15,726 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-25 07:28:15,726 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-25 07:28:15,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:28:15,726 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2021-11-25 07:28:15,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2021-11-25 07:28:15,727 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-25 07:28:15,727 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-25 07:28:15,727 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-25 07:28:15,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-25 07:28:15,727 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2021-11-25 07:28:15,727 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2021-11-25 07:28:15,728 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2021-11-25 07:28:15,728 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2021-11-25 07:28:15,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:28:15,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 07:28:15,728 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-25 07:28:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-25 07:28:15,729 INFO L130 BoogieDeclarations]: Found specification of procedure macb_get_stats [2021-11-25 07:28:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_get_stats [2021-11-25 07:28:15,729 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2021-11-25 07:28:15,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2021-11-25 07:28:15,729 INFO L130 BoogieDeclarations]: Found specification of procedure macb_set_rx_mode [2021-11-25 07:28:15,730 INFO L138 BoogieDeclarations]: Found implementation of procedure macb_set_rx_mode [2021-11-25 07:28:15,730 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-25 07:28:15,730 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-25 07:28:15,730 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-25 07:28:15,730 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-25 07:28:15,731 INFO L130 BoogieDeclarations]: Found specification of procedure eth_change_mtu [2021-11-25 07:28:15,731 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_change_mtu [2021-11-25 07:28:15,731 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-25 07:28:15,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-25 07:28:15,731 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-25 07:28:15,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-25 07:28:15,732 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:28:15,732 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2021-11-25 07:28:15,732 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2021-11-25 07:28:15,732 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-25 07:28:15,732 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-25 07:28:15,733 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 07:28:15,733 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-25 07:28:15,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-25 07:28:15,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:28:15,733 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:28:15,733 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable [2021-11-25 07:28:15,734 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable [2021-11-25 07:28:15,734 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-25 07:28:15,734 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-25 07:28:16,234 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:28:16,237 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:28:16,368 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 07:28:17,512 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:28:17,838 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:28:17,839 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-25 07:28:17,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:28:17 BoogieIcfgContainer [2021-11-25 07:28:17,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:28:17,845 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:28:17,845 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:28:17,856 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:28:17,856 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:28:17" (1/1) ... [2021-11-25 07:28:17,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:28:17,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:17,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 432 states and 602 transitions. [2021-11-25 07:28:17,960 INFO L276 IsEmpty]: Start isEmpty. Operand 432 states and 602 transitions. [2021-11-25 07:28:17,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-25 07:28:17,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:17,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:18,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:18,359 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:28:18,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:18,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 437 states and 646 transitions. [2021-11-25 07:28:18,532 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 646 transitions. [2021-11-25 07:28:18,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-25 07:28:18,535 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:18,535 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:18,662 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:28:18,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:18,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 447 states and 701 transitions. [2021-11-25 07:28:18,816 INFO L276 IsEmpty]: Start isEmpty. Operand 447 states and 701 transitions. [2021-11-25 07:28:18,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:28:18,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:18,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:18,908 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 07:28:18,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:18,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 702 states to 448 states and 702 transitions. [2021-11-25 07:28:18,924 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 702 transitions. [2021-11-25 07:28:18,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:28:18,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:18,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:19,060 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:28:19,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:19,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 754 states to 456 states and 754 transitions. [2021-11-25 07:28:19,268 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 754 transitions. [2021-11-25 07:28:19,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:28:19,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:19,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:19,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:19,404 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 07:28:19,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:19,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 457 states and 755 transitions. [2021-11-25 07:28:19,422 INFO L276 IsEmpty]: Start isEmpty. Operand 457 states and 755 transitions. [2021-11-25 07:28:19,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:28:19,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:19,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:19,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:19,547 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:28:19,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:19,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 792 states to 460 states and 792 transitions. [2021-11-25 07:28:19,687 INFO L276 IsEmpty]: Start isEmpty. Operand 460 states and 792 transitions. [2021-11-25 07:28:19,688 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:28:19,688 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:19,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:19,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:19,762 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:28:19,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:19,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 786 states to 459 states and 786 transitions. [2021-11-25 07:28:19,794 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 786 transitions. [2021-11-25 07:28:19,795 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 07:28:19,795 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:19,795 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:19,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:19,868 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:28:20,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:20,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 835 states to 466 states and 835 transitions. [2021-11-25 07:28:20,213 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states and 835 transitions. [2021-11-25 07:28:20,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-25 07:28:20,214 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:20,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:20,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:20,316 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:28:20,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:20,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 468 states and 837 transitions. [2021-11-25 07:28:20,363 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 837 transitions. [2021-11-25 07:28:20,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:28:20,366 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:20,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:20,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:20,488 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 07:28:20,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:20,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 469 states and 838 transitions. [2021-11-25 07:28:20,511 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 838 transitions. [2021-11-25 07:28:20,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:28:20,514 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:20,515 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:20,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:20,608 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:28:21,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:21,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 474 states and 872 transitions. [2021-11-25 07:28:21,092 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 872 transitions. [2021-11-25 07:28:21,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:28:21,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:21,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:21,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:21,173 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-11-25 07:28:21,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:21,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 475 states and 872 transitions. [2021-11-25 07:28:21,189 INFO L276 IsEmpty]: Start isEmpty. Operand 475 states and 872 transitions. [2021-11-25 07:28:21,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:28:21,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:21,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:21,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:21,301 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:28:21,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:21,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 474 states and 864 transitions. [2021-11-25 07:28:21,343 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 864 transitions. [2021-11-25 07:28:21,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:28:21,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:21,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:21,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:21,430 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:28:21,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:21,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 474 states and 857 transitions. [2021-11-25 07:28:21,480 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 857 transitions. [2021-11-25 07:28:21,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:28:21,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:21,483 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:21,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:21,538 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 07:28:21,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:21,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 864 states to 477 states and 864 transitions. [2021-11-25 07:28:21,949 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 864 transitions. [2021-11-25 07:28:21,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:28:21,950 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:21,950 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:21,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:22,015 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2021-11-25 07:28:22,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:22,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 865 states to 478 states and 865 transitions. [2021-11-25 07:28:22,029 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 865 transitions. [2021-11-25 07:28:22,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-25 07:28:22,030 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:22,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:22,089 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 07:28:22,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:22,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 481 states and 900 transitions. [2021-11-25 07:28:22,255 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 900 transitions. [2021-11-25 07:28:22,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:28:22,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:22,256 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:22,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:22,332 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 07:28:22,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:22,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 484 states and 904 transitions. [2021-11-25 07:28:22,359 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 904 transitions. [2021-11-25 07:28:22,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-25 07:28:22,361 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:22,361 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:22,417 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-25 07:28:22,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:22,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 485 states and 904 transitions. [2021-11-25 07:28:22,434 INFO L276 IsEmpty]: Start isEmpty. Operand 485 states and 904 transitions. [2021-11-25 07:28:22,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:28:22,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:22,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:22,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:22,494 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:28:22,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:22,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 906 states to 487 states and 906 transitions. [2021-11-25 07:28:22,677 INFO L276 IsEmpty]: Start isEmpty. Operand 487 states and 906 transitions. [2021-11-25 07:28:22,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-25 07:28:22,678 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:22,679 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:22,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:22,736 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-25 07:28:22,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:22,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 490 states and 909 transitions. [2021-11-25 07:28:22,760 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 909 transitions. [2021-11-25 07:28:22,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-25 07:28:22,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:22,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:22,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:22,827 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-25 07:28:23,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:23,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 499 states and 954 transitions. [2021-11-25 07:28:23,068 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 954 transitions. [2021-11-25 07:28:23,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-25 07:28:23,069 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:23,069 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:23,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:23,125 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 07:28:23,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:23,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 502 states and 986 transitions. [2021-11-25 07:28:23,536 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 986 transitions. [2021-11-25 07:28:23,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:28:23,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:23,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:23,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:23,614 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:28:23,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:23,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 504 states and 990 transitions. [2021-11-25 07:28:23,638 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 990 transitions. [2021-11-25 07:28:23,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:28:23,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:23,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:23,729 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:28:23,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:23,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 506 states and 992 transitions. [2021-11-25 07:28:23,846 INFO L276 IsEmpty]: Start isEmpty. Operand 506 states and 992 transitions. [2021-11-25 07:28:23,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-25 07:28:23,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:23,848 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:23,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:23,908 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:28:23,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:23,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 997 states to 507 states and 992 transitions. [2021-11-25 07:28:23,974 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 992 transitions. [2021-11-25 07:28:23,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:28:23,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:23,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:24,039 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:28:24,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1003 states to 510 states and 998 transitions. [2021-11-25 07:28:24,057 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 998 transitions. [2021-11-25 07:28:24,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:28:24,059 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:24,059 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:24,124 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:28:24,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:24,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1006 states to 512 states and 1001 transitions. [2021-11-25 07:28:24,143 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 1001 transitions. [2021-11-25 07:28:24,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-25 07:28:24,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:24,144 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:24,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:24,209 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:28:24,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:24,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1007 states to 513 states and 1002 transitions. [2021-11-25 07:28:24,231 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 1002 transitions. [2021-11-25 07:28:24,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:28:24,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:24,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:24,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:24,304 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:28:25,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:25,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1044 states to 521 states and 1039 transitions. [2021-11-25 07:28:25,033 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states and 1039 transitions. [2021-11-25 07:28:25,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:28:25,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:25,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:25,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:25,092 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:28:25,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:25,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 524 states and 1069 transitions. [2021-11-25 07:28:25,492 INFO L276 IsEmpty]: Start isEmpty. Operand 524 states and 1069 transitions. [2021-11-25 07:28:25,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:28:25,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:25,493 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:25,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:25,555 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:28:25,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:25,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 527 states and 1074 transitions. [2021-11-25 07:28:25,717 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1074 transitions. [2021-11-25 07:28:25,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:28:25,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:25,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:25,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:25,778 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:28:25,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:25,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 527 states and 1070 transitions. [2021-11-25 07:28:25,804 INFO L276 IsEmpty]: Start isEmpty. Operand 527 states and 1070 transitions. [2021-11-25 07:28:25,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:28:25,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:25,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:25,967 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 07:28:27,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:27,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1115 states to 538 states and 1109 transitions. [2021-11-25 07:28:27,148 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 1109 transitions. [2021-11-25 07:28:27,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-25 07:28:27,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:27,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:27,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:27,213 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:28:27,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:27,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1145 states to 543 states and 1139 transitions. [2021-11-25 07:28:27,637 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1139 transitions. [2021-11-25 07:28:27,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:28:27,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:27,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:27,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:27,695 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:28:28,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:28,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 549 states and 1174 transitions. [2021-11-25 07:28:28,032 INFO L276 IsEmpty]: Start isEmpty. Operand 549 states and 1174 transitions. [2021-11-25 07:28:28,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-25 07:28:28,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:28,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:28,137 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:28:28,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:28,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 548 states and 1158 transitions. [2021-11-25 07:28:28,219 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 1158 transitions. [2021-11-25 07:28:28,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:28:28,222 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:28,223 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:28,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:28,281 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:28:28,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:28,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1171 states to 552 states and 1165 transitions. [2021-11-25 07:28:28,664 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1165 transitions. [2021-11-25 07:28:28,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:28:28,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:28,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:28,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:28,722 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:28:28,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:28,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 552 states and 1160 transitions. [2021-11-25 07:28:28,754 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1160 transitions. [2021-11-25 07:28:28,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:28:28,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:28,757 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:28,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:28,832 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 9 proven. 4 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:28:28,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:28,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 552 states and 1155 transitions. [2021-11-25 07:28:28,859 INFO L276 IsEmpty]: Start isEmpty. Operand 552 states and 1155 transitions. [2021-11-25 07:28:28,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-25 07:28:28,860 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:28,860 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:28,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:28,983 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:28:29,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:29,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 553 states and 1155 transitions. [2021-11-25 07:28:29,077 INFO L276 IsEmpty]: Start isEmpty. Operand 553 states and 1155 transitions. [2021-11-25 07:28:29,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-25 07:28:29,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:29,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:29,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:29,160 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:28:29,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:29,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1161 states to 554 states and 1155 transitions. [2021-11-25 07:28:29,193 INFO L276 IsEmpty]: Start isEmpty. Operand 554 states and 1155 transitions. [2021-11-25 07:28:29,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:28:29,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:29,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:29,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:29,281 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:28:29,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:29,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1163 states to 556 states and 1157 transitions. [2021-11-25 07:28:29,310 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states and 1157 transitions. [2021-11-25 07:28:29,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:28:29,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:29,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:29,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:29,375 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-25 07:28:29,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:29,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 557 states and 1158 transitions. [2021-11-25 07:28:29,634 INFO L276 IsEmpty]: Start isEmpty. Operand 557 states and 1158 transitions. [2021-11-25 07:28:29,636 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:28:29,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:29,636 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:29,697 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 07:28:29,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:29,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 560 states and 1164 transitions. [2021-11-25 07:28:29,734 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 1164 transitions. [2021-11-25 07:28:29,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:28:29,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:29,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:29,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:29,806 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:28:29,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:29,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 563 states and 1168 transitions. [2021-11-25 07:28:29,834 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 1168 transitions. [2021-11-25 07:28:29,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-25 07:28:29,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:29,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:29,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:29,905 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-25 07:28:29,922 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:29,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 564 states and 1168 transitions. [2021-11-25 07:28:29,925 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 1168 transitions. [2021-11-25 07:28:29,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:28:29,927 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:29,927 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:29,989 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-25 07:28:30,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:30,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 568 states and 1175 transitions. [2021-11-25 07:28:30,311 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1175 transitions. [2021-11-25 07:28:30,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:28:30,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:30,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:30,401 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-25 07:28:30,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:30,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 570 states and 1177 transitions. [2021-11-25 07:28:30,573 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 1177 transitions. [2021-11-25 07:28:30,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:28:30,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:30,576 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:30,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:30,638 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:28:30,773 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:30,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 573 states and 1185 transitions. [2021-11-25 07:28:30,775 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1185 transitions. [2021-11-25 07:28:30,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:28:30,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:30,777 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:30,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:30,839 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 07:28:30,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:30,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1197 states to 576 states and 1191 transitions. [2021-11-25 07:28:30,866 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1191 transitions. [2021-11-25 07:28:30,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:28:30,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:30,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:30,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:30,935 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:28:30,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:30,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 578 states and 1195 transitions. [2021-11-25 07:28:30,961 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 1195 transitions. [2021-11-25 07:28:30,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:28:30,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:30,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:30,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:31,024 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 07:28:31,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:31,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 580 states and 1198 transitions. [2021-11-25 07:28:31,044 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 1198 transitions. [2021-11-25 07:28:31,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:28:31,046 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:31,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:31,106 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 07:28:31,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:31,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1233 states to 586 states and 1226 transitions. [2021-11-25 07:28:31,572 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 1226 transitions. [2021-11-25 07:28:31,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:28:31,574 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:31,574 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:31,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:31,630 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 07:28:31,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:31,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1254 states to 588 states and 1246 transitions. [2021-11-25 07:28:31,817 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1246 transitions. [2021-11-25 07:28:31,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-25 07:28:31,819 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:31,820 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:31,953 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:28:32,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:32,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 591 states and 1250 transitions. [2021-11-25 07:28:32,086 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states and 1250 transitions. [2021-11-25 07:28:32,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-25 07:28:32,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:32,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:32,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:32,218 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 07:28:32,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:32,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1285 states to 596 states and 1275 transitions. [2021-11-25 07:28:32,535 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 1275 transitions. [2021-11-25 07:28:32,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:28:32,537 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:32,537 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:32,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:32,613 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:28:32,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:32,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1286 states to 598 states and 1276 transitions. [2021-11-25 07:28:32,862 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 1276 transitions. [2021-11-25 07:28:32,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:28:32,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:32,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:32,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:32,919 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 07:28:32,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:32,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 601 states and 1280 transitions. [2021-11-25 07:28:32,937 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 1280 transitions. [2021-11-25 07:28:32,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:28:32,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:32,939 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:32,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:32,997 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:28:33,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:33,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1290 states to 602 states and 1280 transitions. [2021-11-25 07:28:33,015 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 1280 transitions. [2021-11-25 07:28:33,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-25 07:28:33,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:33,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:33,248 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 18 proven. 10 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 07:28:33,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:33,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1294 states to 606 states and 1284 transitions. [2021-11-25 07:28:33,899 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 1284 transitions. [2021-11-25 07:28:33,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 07:28:33,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:33,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:33,958 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:28:34,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:34,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1298 states to 609 states and 1288 transitions. [2021-11-25 07:28:34,179 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 1288 transitions. [2021-11-25 07:28:34,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-11-25 07:28:34,181 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:34,181 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:34,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:34,242 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:28:34,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:34,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1301 states to 612 states and 1291 transitions. [2021-11-25 07:28:34,463 INFO L276 IsEmpty]: Start isEmpty. Operand 612 states and 1291 transitions. [2021-11-25 07:28:34,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:28:34,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:34,465 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:34,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:34,529 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-25 07:28:34,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:34,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 614 states and 1295 transitions. [2021-11-25 07:28:34,758 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 1295 transitions. [2021-11-25 07:28:34,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:28:34,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:34,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:34,831 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2021-11-25 07:28:34,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:34,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1311 states to 617 states and 1301 transitions. [2021-11-25 07:28:34,981 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 1301 transitions. [2021-11-25 07:28:34,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:28:34,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:34,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:35,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:35,049 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-25 07:28:35,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:35,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 619 states and 1303 transitions. [2021-11-25 07:28:35,269 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 1303 transitions. [2021-11-25 07:28:35,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:28:35,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:35,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:35,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:35,379 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:28:35,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:35,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1315 states to 621 states and 1305 transitions. [2021-11-25 07:28:35,407 INFO L276 IsEmpty]: Start isEmpty. Operand 621 states and 1305 transitions. [2021-11-25 07:28:35,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 07:28:35,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:35,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:35,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:35,642 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 07:28:36,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:36,210 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 630 states and 1334 transitions. [2021-11-25 07:28:36,211 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 1334 transitions. [2021-11-25 07:28:36,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:28:36,215 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:36,215 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:36,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:36,287 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 07:28:37,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:37,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 640 states and 1389 transitions. [2021-11-25 07:28:37,628 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 1389 transitions. [2021-11-25 07:28:37,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:28:37,630 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:37,630 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:37,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:37,695 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 30 proven. 8 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 07:28:38,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:38,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1450 states to 647 states and 1439 transitions. [2021-11-25 07:28:38,821 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 1439 transitions. [2021-11-25 07:28:38,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 07:28:38,823 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:38,823 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:38,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:39,080 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:28:39,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:39,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 662 states and 1509 transitions. [2021-11-25 07:28:39,713 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1509 transitions. [2021-11-25 07:28:39,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-25 07:28:39,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:39,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:39,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:39,769 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 07:28:40,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:40,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 665 states and 1514 transitions. [2021-11-25 07:28:40,059 INFO L276 IsEmpty]: Start isEmpty. Operand 665 states and 1514 transitions. [2021-11-25 07:28:40,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 07:28:40,061 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:40,062 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:40,136 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-11-25 07:28:40,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:40,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 670 states and 1544 transitions. [2021-11-25 07:28:40,786 INFO L276 IsEmpty]: Start isEmpty. Operand 670 states and 1544 transitions. [2021-11-25 07:28:40,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 07:28:40,787 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:40,788 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:40,851 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-11-25 07:28:40,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:40,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1556 states to 672 states and 1545 transitions. [2021-11-25 07:28:40,885 INFO L276 IsEmpty]: Start isEmpty. Operand 672 states and 1545 transitions. [2021-11-25 07:28:40,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-25 07:28:40,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:40,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:40,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:40,940 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 07:28:41,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:41,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1557 states to 673 states and 1546 transitions. [2021-11-25 07:28:41,349 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1546 transitions. [2021-11-25 07:28:41,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:28:41,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:41,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:41,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:41,412 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 36 proven. 8 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:28:41,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:41,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1562 states to 677 states and 1551 transitions. [2021-11-25 07:28:41,899 INFO L276 IsEmpty]: Start isEmpty. Operand 677 states and 1551 transitions. [2021-11-25 07:28:41,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:28:41,900 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:41,901 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:41,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:41,970 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-25 07:28:42,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:42,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1579 states to 687 states and 1568 transitions. [2021-11-25 07:28:42,355 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1568 transitions. [2021-11-25 07:28:42,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:28:42,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:42,357 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:42,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:42,410 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 32 proven. 5 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 07:28:42,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:42,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 690 states and 1571 transitions. [2021-11-25 07:28:42,439 INFO L276 IsEmpty]: Start isEmpty. Operand 690 states and 1571 transitions. [2021-11-25 07:28:42,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:28:42,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:42,442 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:42,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:42,500 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 28 proven. 12 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-25 07:28:42,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:42,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1586 states to 692 states and 1575 transitions. [2021-11-25 07:28:42,526 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 1575 transitions. [2021-11-25 07:28:42,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-25 07:28:42,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:42,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:42,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:42,596 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-25 07:28:43,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:43,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1678 states to 705 states and 1667 transitions. [2021-11-25 07:28:43,517 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1667 transitions. [2021-11-25 07:28:43,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 07:28:43,519 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:43,519 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:43,704 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:28:44,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:44,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 711 states and 1697 transitions. [2021-11-25 07:28:44,598 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1697 transitions. [2021-11-25 07:28:44,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 07:28:44,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:44,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:44,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:44,673 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 07:28:44,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:44,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 712 states and 1697 transitions. [2021-11-25 07:28:44,926 INFO L276 IsEmpty]: Start isEmpty. Operand 712 states and 1697 transitions. [2021-11-25 07:28:44,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-25 07:28:44,928 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:44,928 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:44,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:44,984 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-11-25 07:28:45,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:45,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1708 states to 713 states and 1697 transitions. [2021-11-25 07:28:45,034 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1697 transitions. [2021-11-25 07:28:45,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:28:45,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:45,037 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:45,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:45,092 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2021-11-25 07:28:45,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:45,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1711 states to 715 states and 1700 transitions. [2021-11-25 07:28:45,262 INFO L276 IsEmpty]: Start isEmpty. Operand 715 states and 1700 transitions. [2021-11-25 07:28:45,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:28:45,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:45,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:45,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:45,335 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 36 proven. 9 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:28:45,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:45,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1714 states to 718 states and 1703 transitions. [2021-11-25 07:28:45,368 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1703 transitions. [2021-11-25 07:28:45,370 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-25 07:28:45,370 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:45,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:45,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:45,432 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 21 proven. 23 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:28:46,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:46,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1762 states to 727 states and 1751 transitions. [2021-11-25 07:28:46,309 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1751 transitions. [2021-11-25 07:28:46,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-25 07:28:46,312 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:46,312 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:46,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:46,384 INFO L134 CoverageAnalysis]: Checked inductivity of 87 backedges. 36 proven. 10 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:28:46,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:46,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1763 states to 729 states and 1752 transitions. [2021-11-25 07:28:46,714 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1752 transitions. [2021-11-25 07:28:46,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 07:28:46,718 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:46,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:46,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:46,807 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 07:28:47,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:47,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1767 states to 732 states and 1756 transitions. [2021-11-25 07:28:47,443 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1756 transitions. [2021-11-25 07:28:47,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 07:28:47,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:47,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:47,523 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2021-11-25 07:28:47,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:47,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 734 states and 1758 transitions. [2021-11-25 07:28:47,807 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1758 transitions. [2021-11-25 07:28:47,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-25 07:28:47,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:47,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:47,884 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 2 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:28:48,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:48,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 735 states and 1760 transitions. [2021-11-25 07:28:48,172 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 1760 transitions. [2021-11-25 07:28:48,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2021-11-25 07:28:48,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:48,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:48,236 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 41 proven. 10 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-25 07:28:48,258 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:48,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1771 states to 736 states and 1760 transitions. [2021-11-25 07:28:48,260 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1760 transitions. [2021-11-25 07:28:48,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-25 07:28:48,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:48,263 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:48,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:48,327 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 07:28:48,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:48,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1796 states to 746 states and 1785 transitions. [2021-11-25 07:28:48,854 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1785 transitions. [2021-11-25 07:28:48,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 07:28:48,856 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:48,856 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:48,928 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 2 proven. 22 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:28:48,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:48,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1798 states to 748 states and 1787 transitions. [2021-11-25 07:28:48,966 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1787 transitions. [2021-11-25 07:28:48,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 07:28:48,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:48,969 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:48,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:49,030 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-25 07:28:49,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:49,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1800 states to 750 states and 1789 transitions. [2021-11-25 07:28:49,285 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1789 transitions. [2021-11-25 07:28:49,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 07:28:49,287 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:49,288 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:49,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:49,363 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-25 07:28:49,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:49,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1812 states to 758 states and 1801 transitions. [2021-11-25 07:28:49,558 INFO L276 IsEmpty]: Start isEmpty. Operand 758 states and 1801 transitions. [2021-11-25 07:28:49,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-25 07:28:49,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:49,561 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:49,887 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 35 proven. 15 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-11-25 07:28:51,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:51,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1816 states to 761 states and 1805 transitions. [2021-11-25 07:28:51,031 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1805 transitions. [2021-11-25 07:28:51,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-25 07:28:51,033 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:51,033 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:51,104 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-25 07:28:51,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:51,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1828 states to 769 states and 1817 transitions. [2021-11-25 07:28:51,309 INFO L276 IsEmpty]: Start isEmpty. Operand 769 states and 1817 transitions. [2021-11-25 07:28:51,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:28:51,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:51,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:51,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:51,383 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:28:51,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:51,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1844 states to 779 states and 1833 transitions. [2021-11-25 07:28:51,950 INFO L276 IsEmpty]: Start isEmpty. Operand 779 states and 1833 transitions. [2021-11-25 07:28:51,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-25 07:28:51,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:51,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:51,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:52,022 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2021-11-25 07:28:52,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:52,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 787 states and 1845 transitions. [2021-11-25 07:28:52,337 INFO L276 IsEmpty]: Start isEmpty. Operand 787 states and 1845 transitions. [2021-11-25 07:28:52,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:28:52,340 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:52,340 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:52,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:52,404 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 16 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:28:52,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:52,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1856 states to 788 states and 1845 transitions. [2021-11-25 07:28:52,696 INFO L276 IsEmpty]: Start isEmpty. Operand 788 states and 1845 transitions. [2021-11-25 07:28:52,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-25 07:28:52,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:52,698 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:52,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:52,772 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-25 07:28:52,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:52,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1858 states to 790 states and 1847 transitions. [2021-11-25 07:28:52,805 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1847 transitions. [2021-11-25 07:28:52,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-11-25 07:28:52,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:52,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:52,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:52,878 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-25 07:28:52,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:52,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1870 states to 798 states and 1859 transitions. [2021-11-25 07:28:52,921 INFO L276 IsEmpty]: Start isEmpty. Operand 798 states and 1859 transitions. [2021-11-25 07:28:52,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-25 07:28:52,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:52,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:52,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:52,993 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 17 proven. 19 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:28:53,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:53,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 800 states and 1861 transitions. [2021-11-25 07:28:53,282 INFO L276 IsEmpty]: Start isEmpty. Operand 800 states and 1861 transitions. [2021-11-25 07:28:53,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-25 07:28:53,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:53,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:53,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:53,365 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:28:53,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:53,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1872 states to 801 states and 1861 transitions. [2021-11-25 07:28:53,651 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1861 transitions. [2021-11-25 07:28:53,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-25 07:28:53,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:53,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:53,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:53,790 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-25 07:28:53,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:53,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1874 states to 803 states and 1863 transitions. [2021-11-25 07:28:53,823 INFO L276 IsEmpty]: Start isEmpty. Operand 803 states and 1863 transitions. [2021-11-25 07:28:53,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 07:28:53,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:53,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:53,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:53,891 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 21 proven. 21 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:28:53,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:53,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1876 states to 805 states and 1865 transitions. [2021-11-25 07:28:53,917 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1865 transitions. [2021-11-25 07:28:53,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 07:28:53,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:53,919 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:53,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:53,992 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 16 proven. 21 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 07:28:54,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:54,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1881 states to 808 states and 1870 transitions. [2021-11-25 07:28:54,019 INFO L276 IsEmpty]: Start isEmpty. Operand 808 states and 1870 transitions. [2021-11-25 07:28:54,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 07:28:54,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:54,020 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:54,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:54,098 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-25 07:28:54,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:54,327 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1893 states to 816 states and 1882 transitions. [2021-11-25 07:28:54,327 INFO L276 IsEmpty]: Start isEmpty. Operand 816 states and 1882 transitions. [2021-11-25 07:28:54,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-25 07:28:54,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:54,329 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:54,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:54,398 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-25 07:28:54,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:54,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1905 states to 824 states and 1894 transitions. [2021-11-25 07:28:54,750 INFO L276 IsEmpty]: Start isEmpty. Operand 824 states and 1894 transitions. [2021-11-25 07:28:54,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-25 07:28:54,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:54,756 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:54,870 INFO L134 CoverageAnalysis]: Checked inductivity of 114 backedges. 21 proven. 31 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2021-11-25 07:28:55,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:55,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1906 states to 825 states and 1895 transitions. [2021-11-25 07:28:55,283 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1895 transitions. [2021-11-25 07:28:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-25 07:28:55,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:55,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:55,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:55,353 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 20 proven. 33 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2021-11-25 07:28:55,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:55,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1908 states to 827 states and 1897 transitions. [2021-11-25 07:28:55,609 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1897 transitions. [2021-11-25 07:28:55,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-25 07:28:55,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:55,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:55,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:55,670 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-11-25 07:28:55,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:55,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1920 states to 835 states and 1909 transitions. [2021-11-25 07:28:55,935 INFO L276 IsEmpty]: Start isEmpty. Operand 835 states and 1909 transitions. [2021-11-25 07:28:55,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-25 07:28:55,937 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:55,937 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:55,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:56,043 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-25 07:28:56,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:56,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1925 states to 839 states and 1914 transitions. [2021-11-25 07:28:56,097 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1914 transitions. [2021-11-25 07:28:56,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 07:28:56,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:56,099 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:56,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:56,178 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 25 proven. 33 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-25 07:28:56,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:56,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1927 states to 841 states and 1916 transitions. [2021-11-25 07:28:56,250 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1916 transitions. [2021-11-25 07:28:56,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 07:28:56,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:56,253 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:56,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:56,329 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 25 proven. 33 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-25 07:28:56,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:56,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 843 states and 1918 transitions. [2021-11-25 07:28:56,474 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1918 transitions. [2021-11-25 07:28:56,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 07:28:56,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:56,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:56,549 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 20 proven. 32 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-11-25 07:28:56,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:56,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1934 states to 846 states and 1923 transitions. [2021-11-25 07:28:56,648 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1923 transitions. [2021-11-25 07:28:56,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-25 07:28:56,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:56,650 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:56,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:56,713 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 20 proven. 32 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2021-11-25 07:28:56,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:56,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1936 states to 848 states and 1925 transitions. [2021-11-25 07:28:56,802 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1925 transitions. [2021-11-25 07:28:56,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-25 07:28:56,804 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:56,804 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:56,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:56,858 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2021-11-25 07:28:56,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:56,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1933 states to 848 states and 1922 transitions. [2021-11-25 07:28:56,895 INFO L276 IsEmpty]: Start isEmpty. Operand 848 states and 1922 transitions. [2021-11-25 07:28:56,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-25 07:28:56,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:56,897 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:56,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:56,987 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-25 07:28:57,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:57,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1937 states to 851 states and 1926 transitions. [2021-11-25 07:28:57,020 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1926 transitions. [2021-11-25 07:28:57,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-25 07:28:57,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:57,022 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:57,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:57,084 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-25 07:28:57,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:57,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1949 states to 859 states and 1938 transitions. [2021-11-25 07:28:57,132 INFO L276 IsEmpty]: Start isEmpty. Operand 859 states and 1938 transitions. [2021-11-25 07:28:57,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-25 07:28:57,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:57,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:57,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:57,225 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2021-11-25 07:28:57,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:57,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1954 states to 863 states and 1943 transitions. [2021-11-25 07:28:57,267 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1943 transitions. [2021-11-25 07:28:57,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-25 07:28:57,268 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:57,268 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:57,345 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-25 07:28:57,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:57,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1966 states to 871 states and 1955 transitions. [2021-11-25 07:28:57,782 INFO L276 IsEmpty]: Start isEmpty. Operand 871 states and 1955 transitions. [2021-11-25 07:28:57,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 07:28:57,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:57,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:57,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:57,874 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 14 proven. 14 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-25 07:28:57,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:57,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1971 states to 875 states and 1960 transitions. [2021-11-25 07:28:57,912 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1960 transitions. [2021-11-25 07:28:57,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2021-11-25 07:28:57,913 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:57,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:57,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:57,976 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2021-11-25 07:28:58,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:58,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1969 states to 875 states and 1958 transitions. [2021-11-25 07:28:58,003 INFO L276 IsEmpty]: Start isEmpty. Operand 875 states and 1958 transitions. [2021-11-25 07:28:58,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2021-11-25 07:28:58,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:58,005 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:58,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:58,092 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 16 proven. 20 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2021-11-25 07:28:58,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:58,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1974 states to 879 states and 1963 transitions. [2021-11-25 07:28:58,187 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1963 transitions. [2021-11-25 07:28:58,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-25 07:28:58,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:58,189 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:58,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:58,268 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-25 07:28:58,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:58,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 883 states and 1968 transitions. [2021-11-25 07:28:58,307 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1968 transitions. [2021-11-25 07:28:58,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 07:28:58,309 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:58,309 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:58,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:58,391 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2021-11-25 07:28:58,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:58,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 887 states and 1973 transitions. [2021-11-25 07:28:58,422 INFO L276 IsEmpty]: Start isEmpty. Operand 887 states and 1973 transitions. [2021-11-25 07:28:58,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2021-11-25 07:28:58,424 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:58,425 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:58,635 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 37 proven. 20 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-25 07:28:59,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:59,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1997 states to 895 states and 1986 transitions. [2021-11-25 07:28:59,177 INFO L276 IsEmpty]: Start isEmpty. Operand 895 states and 1986 transitions. [2021-11-25 07:28:59,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-25 07:28:59,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:59,179 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:59,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:59,274 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 18 proven. 26 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-25 07:28:59,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:59,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2000 states to 897 states and 1989 transitions. [2021-11-25 07:28:59,315 INFO L276 IsEmpty]: Start isEmpty. Operand 897 states and 1989 transitions. [2021-11-25 07:28:59,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-25 07:28:59,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:59,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:59,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:59,418 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 18 proven. 33 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-11-25 07:28:59,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:59,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2012 states to 905 states and 2001 transitions. [2021-11-25 07:28:59,805 INFO L276 IsEmpty]: Start isEmpty. Operand 905 states and 2001 transitions. [2021-11-25 07:28:59,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-25 07:28:59,807 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:59,807 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:28:59,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:28:59,880 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-25 07:28:59,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:28:59,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2017 states to 909 states and 2006 transitions. [2021-11-25 07:28:59,923 INFO L276 IsEmpty]: Start isEmpty. Operand 909 states and 2006 transitions. [2021-11-25 07:28:59,924 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-25 07:28:59,924 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:28:59,925 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:00,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:29:00,043 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-11-25 07:29:00,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:29:00,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2022 states to 913 states and 2011 transitions. [2021-11-25 07:29:00,085 INFO L276 IsEmpty]: Start isEmpty. Operand 913 states and 2011 transitions. [2021-11-25 07:29:00,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-25 07:29:00,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:29:00,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:00,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:29:00,153 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-25 07:29:00,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:29:00,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2026 states to 916 states and 2015 transitions. [2021-11-25 07:29:00,198 INFO L276 IsEmpty]: Start isEmpty. Operand 916 states and 2015 transitions. [2021-11-25 07:29:00,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 07:29:00,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:29:00,200 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:00,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:29:00,272 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2021-11-25 07:29:00,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:29:00,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2031 states to 920 states and 2020 transitions. [2021-11-25 07:29:00,315 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 2020 transitions. [2021-11-25 07:29:00,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-11-25 07:29:00,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:29:00,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:29:00,380 INFO L134 CoverageAnalysis]: Checked inductivity of 71 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-11-25 07:29:00,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:29:00,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2036 states to 924 states and 2025 transitions. [2021-11-25 07:29:00,427 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 2025 transitions. [2021-11-25 07:29:00,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-25 07:29:00,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:29:00,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:00,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:29:00,494 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2021-11-25 07:29:00,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:29:00,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2041 states to 928 states and 2030 transitions. [2021-11-25 07:29:00,537 INFO L276 IsEmpty]: Start isEmpty. Operand 928 states and 2030 transitions. [2021-11-25 07:29:00,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-25 07:29:00,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:29:00,539 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:00,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:29:00,605 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 37 proven. 20 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-25 07:29:00,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:29:00,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 931 states and 2034 transitions. [2021-11-25 07:29:00,660 INFO L276 IsEmpty]: Start isEmpty. Operand 931 states and 2034 transitions. [2021-11-25 07:29:00,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-25 07:29:00,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:29:00,662 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:00,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:29:00,729 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-25 07:29:00,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:29:00,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 932 states and 2034 transitions. [2021-11-25 07:29:00,761 INFO L276 IsEmpty]: Start isEmpty. Operand 932 states and 2034 transitions. [2021-11-25 07:29:00,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-25 07:29:00,762 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:29:00,762 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:00,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:29:00,836 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-25 07:29:00,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:29:00,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 933 states and 2034 transitions. [2021-11-25 07:29:00,870 INFO L276 IsEmpty]: Start isEmpty. Operand 933 states and 2034 transitions. [2021-11-25 07:29:00,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-11-25 07:29:00,872 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:29:00,872 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:00,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:29:00,942 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-25 07:29:00,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:29:00,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2045 states to 934 states and 2034 transitions. [2021-11-25 07:29:00,979 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 2034 transitions. [2021-11-25 07:29:00,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-25 07:29:00,980 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:29:00,981 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:01,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:29:01,055 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 18 proven. 27 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2021-11-25 07:29:01,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:29:01,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2050 states to 938 states and 2039 transitions. [2021-11-25 07:29:01,096 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 2039 transitions. [2021-11-25 07:29:01,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 07:29:01,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:29:01,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:29:01,205 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-25 07:29:01,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:29:01,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2052 states to 941 states and 2041 transitions. [2021-11-25 07:29:01,236 INFO L276 IsEmpty]: Start isEmpty. Operand 941 states and 2041 transitions. [2021-11-25 07:29:01,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-25 07:29:01,239 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:29:01,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:01,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:29:01,301 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-25 07:29:01,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:29:01,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2054 states to 944 states and 2043 transitions. [2021-11-25 07:29:01,622 INFO L276 IsEmpty]: Start isEmpty. Operand 944 states and 2043 transitions. [2021-11-25 07:29:01,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2021-11-25 07:29:01,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:29:01,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:29:01,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:29:01,683 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 21 proven. 31 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-11-25 07:29:01,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:29:01,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2058 states to 250 states and 358 transitions. [2021-11-25 07:29:01,786 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 358 transitions. [2021-11-25 07:29:01,786 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 07:29:01,786 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 145 iterations. [2021-11-25 07:29:01,799 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-25 07:29:02,752 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,755 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,755 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,755 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,755 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,755 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,756 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,756 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,758 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,758 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,758 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,759 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,759 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,759 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,759 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,759 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,760 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,760 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,760 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,760 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,760 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,760 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,761 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,761 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,761 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,761 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,761 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,761 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,762 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,762 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,762 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,762 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,762 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,762 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,762 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,763 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,763 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,763 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,763 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,763 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,763 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,764 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,764 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,764 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,764 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,764 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,764 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,764 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,765 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,765 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,765 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,765 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,767 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,767 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,767 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,767 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:29:02,767 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2021-11-25 07:29:02,775 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 07:29:02 ImpRootNode [2021-11-25 07:29:02,775 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-25 07:29:02,776 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 07:29:02,776 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 07:29:02,776 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 07:29:02,777 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:28:17" (3/4) ... [2021-11-25 07:29:02,780 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 07:29:02,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_dma_ops [2021-11-25 07:29:02,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2021-11-25 07:29:02,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_alloc [2021-11-25 07:29:02,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure macb_get_stats [2021-11-25 07:29:02,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __writel [2021-11-25 07:29:02,786 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure macb_set_rx_mode [2021-11-25 07:29:02,787 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2021-11-25 07:29:02,787 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_start_queue [2021-11-25 07:29:02,787 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_irq_restore [2021-11-25 07:29:02,787 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-25 07:29:02,787 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure trace_hardirqs_off [2021-11-25 07:29:02,787 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-11-25 07:29:02,787 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_free_attrs [2021-11-25 07:29:02,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_running [2021-11-25 07:29:02,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_alloc_attrs [2021-11-25 07:29:02,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure at91ether_remove [2021-11-25 07:29:02,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_dma_direction [2021-11-25 07:29:02,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_change_mtu [2021-11-25 07:29:02,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_netdev [2021-11-25 07:29:02,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __phys_addr [2021-11-25 07:29:02,788 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-11-25 07:29:02,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_mac_addr [2021-11-25 07:29:02,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_priv [2021-11-25 07:29:02,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_remove [2021-11-25 07:29:02,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_get_tx_queue [2021-11-25 07:29:02,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure at91ether_poll_controller [2021-11-25 07:29:02,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clk_enable [2021-11-25 07:29:02,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2021-11-25 07:29:02,789 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-25 07:29:02,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure macb_ioctl [2021-11-25 07:29:02,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_validate_addr [2021-11-25 07:29:02,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2021-11-25 07:29:02,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_irqs_disabled_flags [2021-11-25 07:29:02,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_stop_queue [2021-11-25 07:29:02,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-25 07:29:02,790 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __readl [2021-11-25 07:29:02,791 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_save_flags [2021-11-25 07:29:02,791 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_netdev [2021-11-25 07:29:02,791 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-11-25 07:29:02,791 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clk_disable [2021-11-25 07:29:02,791 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2021-11-25 07:29:02,837 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 285 nodes and edges [2021-11-25 07:29:02,841 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 85 nodes and edges [2021-11-25 07:29:02,845 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-11-25 07:29:02,849 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-25 07:29:02,854 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-25 07:29:03,107 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/witness.graphml [2021-11-25 07:29:03,107 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 07:29:03,108 INFO L158 Benchmark]: Toolchain (without parser) took 50104.83ms. Allocated memory was 92.3MB in the beginning and 740.3MB in the end (delta: 648.0MB). Free memory was 52.8MB in the beginning and 391.5MB in the end (delta: -338.7MB). Peak memory consumption was 308.7MB. Max. memory is 16.1GB. [2021-11-25 07:29:03,109 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory was 48.1MB in the beginning and 48.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 07:29:03,109 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2216.00ms. Allocated memory was 92.3MB in the beginning and 176.2MB in the end (delta: 83.9MB). Free memory was 52.6MB in the beginning and 122.4MB in the end (delta: -69.9MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. [2021-11-25 07:29:03,110 INFO L158 Benchmark]: Boogie Procedure Inliner took 210.67ms. Allocated memory is still 176.2MB. Free memory was 121.6MB in the beginning and 111.9MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-25 07:29:03,110 INFO L158 Benchmark]: Boogie Preprocessor took 194.22ms. Allocated memory is still 176.2MB. Free memory was 111.9MB in the beginning and 101.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 07:29:03,110 INFO L158 Benchmark]: RCFGBuilder took 2216.67ms. Allocated memory is still 176.2MB. Free memory was 101.5MB in the beginning and 87.3MB in the end (delta: 14.2MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. [2021-11-25 07:29:03,111 INFO L158 Benchmark]: CodeCheck took 44930.55ms. Allocated memory was 176.2MB in the beginning and 740.3MB in the end (delta: 564.1MB). Free memory was 87.3MB in the beginning and 438.7MB in the end (delta: -351.4MB). Peak memory consumption was 213.7MB. Max. memory is 16.1GB. [2021-11-25 07:29:03,112 INFO L158 Benchmark]: Witness Printer took 330.89ms. Allocated memory is still 740.3MB. Free memory was 438.7MB in the beginning and 391.5MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-11-25 07:29:03,115 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 42 procedures, 433 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 43.9s, OverallIterations: 145, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 157765 SdHoareTripleChecker+Valid, 232.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 112873 mSDsluCounter, 212979 SdHoareTripleChecker+Invalid, 188.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 210181 mSDsCounter, 29112 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 227124 IncrementalHoareTripleChecker+Invalid, 256236 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 29112 mSolverCounterUnsat, 29124 mSDtfsCounter, 227124 mSolverCounterSat, 3.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 120958 GetRequests, 120036 SyntacticMatches, 428 SemanticMatches, 494 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 134527 ImplicationChecksByTransitivity, 26.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.7s SsaConstructionTime, 2.3s SatisfiabilityAnalysisTime, 7.6s InterpolantComputationTime, 9987 NumberOfCodeBlocks, 9987 NumberOfCodeBlocksAsserted, 144 NumberOfCheckSat, 9843 ConstructedInterpolants, 0 QuantifiedInterpolants, 19484 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 144 InterpolantComputations, 93 PerfectInterpolantSequences, 7137/7974 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 5838]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6220]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7161]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6637]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5400]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5744]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5841]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6551]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6115]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6551]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6051]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6424]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6944]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6475]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6140]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6901]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6970]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6268]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5700]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7016]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6453]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6206]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5430]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6135]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5935]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6098]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5613]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5608]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6452]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6975]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6474]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6560]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7002]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6183]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6187]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6629]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5971]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6802]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5914]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6059]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6952]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5952]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6609]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7126]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6009]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6108]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6520]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: last_index == 0 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 92.3MB. Free memory was 48.1MB in the beginning and 48.1MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2216.00ms. Allocated memory was 92.3MB in the beginning and 176.2MB in the end (delta: 83.9MB). Free memory was 52.6MB in the beginning and 122.4MB in the end (delta: -69.9MB). Peak memory consumption was 51.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 210.67ms. Allocated memory is still 176.2MB. Free memory was 121.6MB in the beginning and 111.9MB in the end (delta: 9.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 194.22ms. Allocated memory is still 176.2MB. Free memory was 111.9MB in the beginning and 101.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2216.67ms. Allocated memory is still 176.2MB. Free memory was 101.5MB in the beginning and 87.3MB in the end (delta: 14.2MB). Peak memory consumption was 42.2MB. Max. memory is 16.1GB. * CodeCheck took 44930.55ms. Allocated memory was 176.2MB in the beginning and 740.3MB in the end (delta: 564.1MB). Free memory was 87.3MB in the beginning and 438.7MB in the end (delta: -351.4MB). Peak memory consumption was 213.7MB. Max. memory is 16.1GB. * Witness Printer took 330.89ms. Allocated memory is still 740.3MB. Free memory was 438.7MB in the beginning and 391.5MB in the end (delta: 47.2MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-25 07:29:03,184 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4d3c4c39-5fba-45e0-90f9-8813c8059b5b/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE