./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-gspca-gspca_ov519.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-gspca-gspca_ov519.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN --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 db1efbc622699a3ae3129928e580e02a58a7557e5abf2e10fcfec5dff283c5b6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:31:30,739 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:31:30,742 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:31:30,776 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:31:30,777 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:31:30,778 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:31:30,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:31:30,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:31:30,785 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:31:30,786 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:31:30,787 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:31:30,789 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:31:30,789 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:31:30,791 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:31:30,793 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:31:30,794 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:31:30,795 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:31:30,797 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:31:30,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:31:30,802 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:31:30,804 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:31:30,805 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:31:30,807 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:31:30,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:31:30,812 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:31:30,812 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:31:30,813 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:31:30,814 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:31:30,814 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:31:30,816 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:31:30,816 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:31:30,817 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:31:30,822 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:31:30,823 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:31:30,827 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:31:30,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:31:30,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:31:30,830 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:31:30,831 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:31:30,832 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:31:30,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:31:30,834 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-21 04:31:30,865 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:31:30,865 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:31:30,866 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:31:30,866 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:31:30,867 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:31:30,867 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:31:30,868 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:31:30,868 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:31:30,868 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:31:30,868 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:31:30,869 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:31:30,869 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:31:30,869 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:31:30,869 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:31:30,870 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:31:30,870 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:31:30,870 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:31:30,870 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:31:30,871 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:31:30,871 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:31:30,871 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:31:30,871 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:31:30,872 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:31:30,872 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:31:30,872 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:31:30,872 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_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db1efbc622699a3ae3129928e580e02a58a7557e5abf2e10fcfec5dff283c5b6 [2021-11-21 04:31:31,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:31:31,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:31:31,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:31:31,135 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:31:31,136 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:31:31,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-gspca-gspca_ov519.cil.i [2021-11-21 04:31:31,210 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/data/a5fdc041d/e6c4be6d864042559bca99f4d0c0a223/FLAG4faafc6c1 [2021-11-21 04:31:32,158 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:31:32,159 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-gspca-gspca_ov519.cil.i [2021-11-21 04:31:32,239 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/data/a5fdc041d/e6c4be6d864042559bca99f4d0c0a223/FLAG4faafc6c1 [2021-11-21 04:31:32,523 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/data/a5fdc041d/e6c4be6d864042559bca99f4d0c0a223 [2021-11-21 04:31:32,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:31:32,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:31:32,533 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:31:32,533 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:31:32,536 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:31:32,537 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:31:32" (1/1) ... [2021-11-21 04:31:32,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29cd6015 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:31:32, skipping insertion in model container [2021-11-21 04:31:32,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:31:32" (1/1) ... [2021-11-21 04:31:32,549 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:31:32,711 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:31:35,108 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_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-gspca-gspca_ov519.cil.i[344779,344792] [2021-11-21 04:31:35,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:31:35,260 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:31:35,786 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_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-media-usb-gspca-gspca_ov519.cil.i[344779,344792] [2021-11-21 04:31:35,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:31:36,007 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:31:36,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:31:36 WrapperNode [2021-11-21 04:31:36,008 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:31:36,009 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:31:36,009 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:31:36,009 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:31:36,017 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:31:36" (1/1) ... [2021-11-21 04:31:36,156 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:31:36" (1/1) ... [2021-11-21 04:31:36,550 INFO L137 Inliner]: procedures = 240, calls = 5639, calls flagged for inlining = 119, calls inlined = 113, statements flattened = 8296 [2021-11-21 04:31:36,553 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:31:36,554 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:31:36,554 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:31:36,554 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:31:36,563 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:31:36" (1/1) ... [2021-11-21 04:31:36,563 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:31:36" (1/1) ... [2021-11-21 04:31:36,623 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:31:36" (1/1) ... [2021-11-21 04:31:36,624 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:31:36" (1/1) ... [2021-11-21 04:31:37,020 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:31:36" (1/1) ... [2021-11-21 04:31:37,093 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:31:36" (1/1) ... [2021-11-21 04:31:37,176 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:31:36" (1/1) ... [2021-11-21 04:31:37,277 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:31:37,279 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:31:37,279 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:31:37,279 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:31:37,281 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:31:36" (1/1) ... [2021-11-21 04:31:37,288 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:31:37,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:31:37,312 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:31:37,346 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ba38c4b3-dfce-48d4-87e5-c4c4a9028409/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:31:37,364 INFO L130 BoogieDeclarations]: Found specification of procedure setbrightness [2021-11-21 04:31:37,364 INFO L138 BoogieDeclarations]: Found implementation of procedure setbrightness [2021-11-21 04:31:37,365 INFO L130 BoogieDeclarations]: Found specification of procedure ov519_set_fr [2021-11-21 04:31:37,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ov519_set_fr [2021-11-21 04:31:37,365 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_write_sb [2021-11-21 04:31:37,366 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_write_sb [2021-11-21 04:31:37,366 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-21 04:31:37,366 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-21 04:31:37,366 INFO L130 BoogieDeclarations]: Found specification of procedure sd_isoc_init [2021-11-21 04:31:37,366 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_isoc_init [2021-11-21 04:31:37,366 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-21 04:31:37,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-21 04:31:37,366 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-21 04:31:37,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-21 04:31:37,366 INFO L130 BoogieDeclarations]: Found specification of procedure usb_altnum_to_altsetting [2021-11-21 04:31:37,367 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_altnum_to_altsetting [2021-11-21 04:31:37,367 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-21 04:31:37,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-21 04:31:37,367 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_upload_quan_tables [2021-11-21 04:31:37,367 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_upload_quan_tables [2021-11-21 04:31:37,367 INFO L130 BoogieDeclarations]: Found specification of procedure sd_start [2021-11-21 04:31:37,367 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_start [2021-11-21 04:31:37,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 04:31:37,367 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 04:31:37,367 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_frame_add [2021-11-21 04:31:37,367 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_frame_add [2021-11-21 04:31:37,368 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w_mask [2021-11-21 04:31:37,368 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w_mask [2021-11-21 04:31:37,368 INFO L130 BoogieDeclarations]: Found specification of procedure ov518_i2c_w [2021-11-21 04:31:37,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ov518_i2c_w [2021-11-21 04:31:37,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:31:37,368 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2021-11-21 04:31:37,368 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2021-11-21 04:31:37,368 INFO L130 BoogieDeclarations]: Found specification of procedure ov519_set_mode [2021-11-21 04:31:37,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ov519_set_mode [2021-11-21 04:31:37,368 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_handle_button [2021-11-21 04:31:37,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_handle_button [2021-11-21 04:31:37,369 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 04:31:37,369 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-11-21 04:31:37,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-11-21 04:31:37,369 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_stop [2021-11-21 04:31:37,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_stop [2021-11-21 04:31:37,369 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_stop [2021-11-21 04:31:37,369 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_stop [2021-11-21 04:31:37,369 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ifnum_to_if [2021-11-21 04:31:37,369 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ifnum_to_if [2021-11-21 04:31:37,370 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std [2021-11-21 04:31:37,370 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std [2021-11-21 04:31:37,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-21 04:31:37,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-21 04:31:37,370 INFO L130 BoogieDeclarations]: Found specification of procedure sd_reset_snapshot [2021-11-21 04:31:37,371 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_reset_snapshot [2021-11-21 04:31:37,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:31:37,371 INFO L130 BoogieDeclarations]: Found specification of procedure mode_init_ov_sensor_regs [2021-11-21 04:31:37,371 INFO L138 BoogieDeclarations]: Found implementation of procedure mode_init_ov_sensor_regs [2021-11-21 04:31:37,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-21 04:31:37,371 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_read_ack [2021-11-21 04:31:37,372 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_read_ack [2021-11-21 04:31:37,372 INFO L130 BoogieDeclarations]: Found specification of procedure write_regvals [2021-11-21 04:31:37,372 INFO L138 BoogieDeclarations]: Found implementation of procedure write_regvals [2021-11-21 04:31:37,373 INFO L130 BoogieDeclarations]: Found specification of procedure ov518_reg_w32 [2021-11-21 04:31:37,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ov518_reg_w32 [2021-11-21 04:31:37,373 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-11-21 04:31:37,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-11-21 04:31:37,375 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2021-11-21 04:31:37,375 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2021-11-21 04:31:37,375 INFO L130 BoogieDeclarations]: Found specification of procedure write_i2c_regvals [2021-11-21 04:31:37,375 INFO L138 BoogieDeclarations]: Found implementation of procedure write_i2c_regvals [2021-11-21 04:31:37,375 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-21 04:31:37,375 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_write_byte [2021-11-21 04:31:37,376 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_write_byte [2021-11-21 04:31:37,377 INFO L130 BoogieDeclarations]: Found specification of procedure sd_g_volatile_ctrl [2021-11-21 04:31:37,377 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_g_volatile_ctrl [2021-11-21 04:31:37,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-21 04:31:37,377 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-11-21 04:31:37,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-11-21 04:31:37,378 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_grab [2021-11-21 04:31:37,378 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_grab [2021-11-21 04:31:37,378 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:31:37,378 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_instance_release_2_4 [2021-11-21 04:31:37,378 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_instance_release_2_4 [2021-11-21 04:31:37,379 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-21 04:31:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-21 04:31:37,379 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2021-11-21 04:31:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2021-11-21 04:31:37,379 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init [2021-11-21 04:31:37,379 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init [2021-11-21 04:31:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure init_ov_sensor [2021-11-21 04:31:37,380 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ov_sensor [2021-11-21 04:31:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_write_fsb [2021-11-21 04:31:37,380 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_write_fsb [2021-11-21 04:31:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:31:37,380 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2021-11-21 04:31:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_sd_driver_exit_6_2 [2021-11-21 04:31:37,381 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2021-11-21 04:31:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2021-11-21 04:31:37,381 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_disconnect [2021-11-21 04:31:37,381 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_disconnect [2021-11-21 04:31:37,381 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_smbus_start [2021-11-21 04:31:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_smbus_start [2021-11-21 04:31:37,382 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_new_std_menu [2021-11-21 04:31:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_new_std_menu [2021-11-21 04:31:37,382 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_set_crop_window [2021-11-21 04:31:37,382 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_set_crop_window [2021-11-21 04:31:37,382 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_led_control [2021-11-21 04:31:37,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_led_control [2021-11-21 04:31:37,383 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 04:31:37,383 INFO L130 BoogieDeclarations]: Found specification of procedure gspca_resume [2021-11-21 04:31:37,383 INFO L138 BoogieDeclarations]: Found implementation of procedure gspca_resume [2021-11-21 04:31:37,383 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-11-21 04:31:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-11-21 04:31:37,384 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-11-21 04:31:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-11-21 04:31:37,384 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:31:37,384 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w_mask [2021-11-21 04:31:37,384 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w_mask [2021-11-21 04:31:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-11-21 04:31:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-11-21 04:31:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-21 04:31:37,385 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-21 04:31:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 04:31:37,385 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-21 04:31:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-21 04:31:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2021-11-21 04:31:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2021-11-21 04:31:37,386 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stopN [2021-11-21 04:31:37,386 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stopN [2021-11-21 04:31:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure sd_s_ctrl [2021-11-21 04:31:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_s_ctrl [2021-11-21 04:31:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_g_ctrl [2021-11-21 04:31:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_g_ctrl [2021-11-21 04:31:37,387 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-11-21 04:31:37,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-11-21 04:31:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure sd_stop0 [2021-11-21 04:31:37,388 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_stop0 [2021-11-21 04:31:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure ov51x_restart [2021-11-21 04:31:37,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ov51x_restart [2021-11-21 04:31:37,388 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_w [2021-11-21 04:31:37,388 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_w [2021-11-21 04:31:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_r [2021-11-21 04:31:37,389 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_r [2021-11-21 04:31:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r8 [2021-11-21 04:31:37,389 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r8 [2021-11-21 04:31:37,389 INFO L130 BoogieDeclarations]: Found specification of procedure sd_init_controls [2021-11-21 04:31:37,389 INFO L138 BoogieDeclarations]: Found implementation of procedure sd_init_controls [2021-11-21 04:31:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:31:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure v4l2_ctrl_auto_cluster [2021-11-21 04:31:37,390 INFO L138 BoogieDeclarations]: Found implementation of procedure v4l2_ctrl_auto_cluster [2021-11-21 04:31:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure reg_r [2021-11-21 04:31:37,390 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_r [2021-11-21 04:31:37,390 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-21 04:31:37,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-21 04:31:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure w9968cf_read_sb [2021-11-21 04:31:37,391 INFO L138 BoogieDeclarations]: Found implementation of procedure w9968cf_read_sb [2021-11-21 04:31:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure reg_w [2021-11-21 04:31:37,391 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_w [2021-11-21 04:31:37,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:31:37,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:31:38,265 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:31:38,270 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:32:14,372 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-21 04:38:40,493 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-11-21 04:38:40,774 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:38:45,773 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:38:45,774 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 04:38:45,783 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:38:45 BoogieIcfgContainer [2021-11-21 04:38:45,783 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:38:45,784 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:38:45,784 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:38:45,799 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:38:45,800 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:38:45" (1/1) ... [2021-11-21 04:38:45,809 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:38:46,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:46,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2572 states to 1612 states and 2572 transitions. [2021-11-21 04:38:46,081 INFO L276 IsEmpty]: Start isEmpty. Operand 1612 states and 2572 transitions. [2021-11-21 04:38:46,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 04:38:46,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:46,105 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:46,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:47,106 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2021-11-21 04:38:48,398 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-21 04:38:48,752 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:48,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2582 states to 1616 states and 2582 transitions. [2021-11-21 04:38:48,770 INFO L276 IsEmpty]: Start isEmpty. Operand 1616 states and 2582 transitions. [2021-11-21 04:38:48,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-21 04:38:48,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:48,774 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:49,270 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2021-11-21 04:38:49,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:49,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2583 states to 1617 states and 2583 transitions. [2021-11-21 04:38:49,389 INFO L276 IsEmpty]: Start isEmpty. Operand 1617 states and 2583 transitions. [2021-11-21 04:38:49,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-21 04:38:49,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:49,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:49,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:49,843 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2021-11-21 04:38:50,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:50,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2589 states to 1623 states and 2589 transitions. [2021-11-21 04:38:50,335 INFO L276 IsEmpty]: Start isEmpty. Operand 1623 states and 2589 transitions. [2021-11-21 04:38:50,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2021-11-21 04:38:50,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:50,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:50,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:50,888 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-21 04:38:51,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:51,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2603 states to 1628 states and 2603 transitions. [2021-11-21 04:38:51,884 INFO L276 IsEmpty]: Start isEmpty. Operand 1628 states and 2603 transitions. [2021-11-21 04:38:51,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-11-21 04:38:51,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:51,889 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:52,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:52,432 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-21 04:38:54,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:54,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2620 states to 1634 states and 2620 transitions. [2021-11-21 04:38:54,579 INFO L276 IsEmpty]: Start isEmpty. Operand 1634 states and 2620 transitions. [2021-11-21 04:38:54,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-21 04:38:54,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:54,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:54,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:55,115 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-11-21 04:38:56,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:56,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2648 states to 1641 states and 2648 transitions. [2021-11-21 04:38:56,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1641 states and 2648 transitions. [2021-11-21 04:38:56,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2021-11-21 04:38:56,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:56,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:56,893 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-11-21 04:38:58,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:58,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2662 states to 1647 states and 2662 transitions. [2021-11-21 04:38:58,045 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 2662 transitions. [2021-11-21 04:38:58,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-21 04:38:58,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:58,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:58,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:58,438 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-21 04:38:59,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:59,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2664 states to 1649 states and 2664 transitions. [2021-11-21 04:38:59,258 INFO L276 IsEmpty]: Start isEmpty. Operand 1649 states and 2664 transitions. [2021-11-21 04:38:59,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2021-11-21 04:38:59,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:59,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:38:59,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:38:59,622 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-11-21 04:38:59,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:38:59,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2680 states to 1655 states and 2680 transitions. [2021-11-21 04:38:59,891 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2680 transitions. [2021-11-21 04:38:59,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-21 04:38:59,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:38:59,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:00,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:00,238 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-21 04:39:01,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:01,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2683 states to 1659 states and 2683 transitions. [2021-11-21 04:39:01,191 INFO L276 IsEmpty]: Start isEmpty. Operand 1659 states and 2683 transitions. [2021-11-21 04:39:01,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 04:39:01,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:01,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:01,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:02,838 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2021-11-21 04:39:09,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:09,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 1667 states and 2704 transitions. [2021-11-21 04:39:09,838 INFO L276 IsEmpty]: Start isEmpty. Operand 1667 states and 2704 transitions. [2021-11-21 04:39:09,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2021-11-21 04:39:09,846 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:09,846 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:10,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:10,201 INFO L134 CoverageAnalysis]: Checked inductivity of 334 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-21 04:39:10,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:10,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2704 states to 1668 states and 2704 transitions. [2021-11-21 04:39:10,386 INFO L276 IsEmpty]: Start isEmpty. Operand 1668 states and 2704 transitions. [2021-11-21 04:39:10,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-11-21 04:39:10,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:10,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:10,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:10,712 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-21 04:39:10,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:10,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2705 states to 1670 states and 2705 transitions. [2021-11-21 04:39:10,875 INFO L276 IsEmpty]: Start isEmpty. Operand 1670 states and 2705 transitions. [2021-11-21 04:39:10,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-21 04:39:10,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:10,880 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:11,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:11,717 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-21 04:39:18,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:18,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2729 states to 1680 states and 2729 transitions. [2021-11-21 04:39:18,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1680 states and 2729 transitions. [2021-11-21 04:39:18,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-21 04:39:18,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:18,051 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:19,651 INFO L134 CoverageAnalysis]: Checked inductivity of 338 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2021-11-21 04:39:26,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:26,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2731 states to 1682 states and 2731 transitions. [2021-11-21 04:39:26,318 INFO L276 IsEmpty]: Start isEmpty. Operand 1682 states and 2731 transitions. [2021-11-21 04:39:26,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2021-11-21 04:39:26,324 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:26,324 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:26,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:26,783 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-21 04:39:26,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:26,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2732 states to 1683 states and 2732 transitions. [2021-11-21 04:39:26,883 INFO L276 IsEmpty]: Start isEmpty. Operand 1683 states and 2732 transitions. [2021-11-21 04:39:26,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2021-11-21 04:39:26,890 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:26,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:27,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:27,287 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-21 04:39:27,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:27,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2735 states to 1686 states and 2735 transitions. [2021-11-21 04:39:27,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1686 states and 2735 transitions. [2021-11-21 04:39:27,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-21 04:39:27,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:27,545 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:27,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:28,617 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 04:39:35,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:35,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2755 states to 1692 states and 2755 transitions. [2021-11-21 04:39:35,561 INFO L276 IsEmpty]: Start isEmpty. Operand 1692 states and 2755 transitions. [2021-11-21 04:39:35,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-21 04:39:35,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:35,566 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:35,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:35,886 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2021-11-21 04:39:47,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:39:47,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2768 states to 1698 states and 2768 transitions. [2021-11-21 04:39:47,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1698 states and 2768 transitions. [2021-11-21 04:39:47,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-21 04:39:47,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:39:47,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:39:47,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:39:49,847 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 04:40:04,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:04,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2811 states to 1710 states and 2811 transitions. [2021-11-21 04:40:04,273 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2811 transitions. [2021-11-21 04:40:04,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-21 04:40:04,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:04,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:04,660 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 04:40:11,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:11,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2822 states to 1714 states and 2822 transitions. [2021-11-21 04:40:11,024 INFO L276 IsEmpty]: Start isEmpty. Operand 1714 states and 2822 transitions. [2021-11-21 04:40:11,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-21 04:40:11,029 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:11,030 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:11,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:11,439 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2021-11-21 04:40:14,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:14,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2849 states to 1726 states and 2849 transitions. [2021-11-21 04:40:14,795 INFO L276 IsEmpty]: Start isEmpty. Operand 1726 states and 2849 transitions. [2021-11-21 04:40:14,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-21 04:40:14,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:14,800 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:14,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:15,135 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2021-11-21 04:40:26,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:27,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2859 states to 1731 states and 2859 transitions. [2021-11-21 04:40:27,007 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2859 transitions. [2021-11-21 04:40:27,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-21 04:40:27,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:27,013 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:27,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:27,358 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 04:40:32,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:32,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2873 states to 1737 states and 2873 transitions. [2021-11-21 04:40:32,529 INFO L276 IsEmpty]: Start isEmpty. Operand 1737 states and 2873 transitions. [2021-11-21 04:40:32,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-11-21 04:40:32,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:32,534 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:32,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:32,847 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 329 trivial. 0 not checked. [2021-11-21 04:40:34,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:34,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2875 states to 1740 states and 2875 transitions. [2021-11-21 04:40:34,692 INFO L276 IsEmpty]: Start isEmpty. Operand 1740 states and 2875 transitions. [2021-11-21 04:40:34,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-21 04:40:34,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:34,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:34,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:35,013 INFO L134 CoverageAnalysis]: Checked inductivity of 364 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 04:40:35,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:35,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2878 states to 1741 states and 2878 transitions. [2021-11-21 04:40:35,208 INFO L276 IsEmpty]: Start isEmpty. Operand 1741 states and 2878 transitions. [2021-11-21 04:40:35,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-21 04:40:35,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:35,213 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:35,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:35,522 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-11-21 04:40:36,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:36,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2879 states to 1742 states and 2879 transitions. [2021-11-21 04:40:36,801 INFO L276 IsEmpty]: Start isEmpty. Operand 1742 states and 2879 transitions. [2021-11-21 04:40:36,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-21 04:40:36,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:36,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:36,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:37,106 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2021-11-21 04:40:40,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:40,207 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2882 states to 1743 states and 2882 transitions. [2021-11-21 04:40:40,207 INFO L276 IsEmpty]: Start isEmpty. Operand 1743 states and 2882 transitions. [2021-11-21 04:40:40,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-11-21 04:40:40,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:40,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:40,547 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 367 trivial. 0 not checked. [2021-11-21 04:40:43,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:40:43,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2884 states to 1745 states and 2884 transitions. [2021-11-21 04:40:43,360 INFO L276 IsEmpty]: Start isEmpty. Operand 1745 states and 2884 transitions. [2021-11-21 04:40:43,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-21 04:40:43,365 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:40:43,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:40:43,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:40:45,334 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 04:41:01,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:01,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 1753 states and 2905 transitions. [2021-11-21 04:41:01,546 INFO L276 IsEmpty]: Start isEmpty. Operand 1753 states and 2905 transitions. [2021-11-21 04:41:01,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2021-11-21 04:41:01,551 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:01,551 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:01,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:01,888 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2021-11-21 04:41:01,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:01,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2905 states to 1754 states and 2905 transitions. [2021-11-21 04:41:01,980 INFO L276 IsEmpty]: Start isEmpty. Operand 1754 states and 2905 transitions. [2021-11-21 04:41:01,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-21 04:41:01,985 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:01,985 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:02,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:02,287 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2021-11-21 04:41:06,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:06,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2924 states to 1759 states and 2924 transitions. [2021-11-21 04:41:06,871 INFO L276 IsEmpty]: Start isEmpty. Operand 1759 states and 2924 transitions. [2021-11-21 04:41:06,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-21 04:41:06,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:06,875 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:06,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:07,162 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2021-11-21 04:41:11,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:11,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2934 states to 1763 states and 2934 transitions. [2021-11-21 04:41:11,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1763 states and 2934 transitions. [2021-11-21 04:41:11,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-21 04:41:11,049 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:11,049 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:11,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:11,364 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 4 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 04:41:15,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:15,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2944 states to 1768 states and 2944 transitions. [2021-11-21 04:41:15,715 INFO L276 IsEmpty]: Start isEmpty. Operand 1768 states and 2944 transitions. [2021-11-21 04:41:15,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-21 04:41:15,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:15,720 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:15,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:16,100 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2021-11-21 04:41:20,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:20,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2964 states to 1774 states and 2964 transitions. [2021-11-21 04:41:20,171 INFO L276 IsEmpty]: Start isEmpty. Operand 1774 states and 2964 transitions. [2021-11-21 04:41:20,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-21 04:41:20,176 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:20,176 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:20,557 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2021-11-21 04:41:24,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:24,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2974 states to 1778 states and 2974 transitions. [2021-11-21 04:41:24,487 INFO L276 IsEmpty]: Start isEmpty. Operand 1778 states and 2974 transitions. [2021-11-21 04:41:24,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-21 04:41:24,490 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:24,491 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:24,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:24,852 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 358 trivial. 0 not checked. [2021-11-21 04:41:36,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:36,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2998 states to 1786 states and 2998 transitions. [2021-11-21 04:41:36,308 INFO L276 IsEmpty]: Start isEmpty. Operand 1786 states and 2998 transitions. [2021-11-21 04:41:36,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2021-11-21 04:41:36,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:36,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:36,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:36,610 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 361 trivial. 0 not checked. [2021-11-21 04:41:36,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:36,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3001 states to 1787 states and 3001 transitions. [2021-11-21 04:41:36,787 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 3001 transitions. [2021-11-21 04:41:36,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-21 04:41:36,793 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:36,793 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:36,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:37,090 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2021-11-21 04:41:41,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:41,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3021 states to 1793 states and 3021 transitions. [2021-11-21 04:41:41,341 INFO L276 IsEmpty]: Start isEmpty. Operand 1793 states and 3021 transitions. [2021-11-21 04:41:41,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-21 04:41:41,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:41,344 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:41,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:41,625 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 360 trivial. 0 not checked. [2021-11-21 04:41:43,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:43,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3024 states to 1794 states and 3024 transitions. [2021-11-21 04:41:43,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1794 states and 3024 transitions. [2021-11-21 04:41:43,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-11-21 04:41:43,976 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:43,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:44,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:44,291 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2021-11-21 04:41:48,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:48,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3049 states to 1806 states and 3049 transitions. [2021-11-21 04:41:48,936 INFO L276 IsEmpty]: Start isEmpty. Operand 1806 states and 3049 transitions. [2021-11-21 04:41:48,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-21 04:41:48,939 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:48,940 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:41:49,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:41:49,253 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 7 proven. 7 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked. [2021-11-21 04:41:59,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:41:59,983 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 1813 states and 3073 transitions. [2021-11-21 04:41:59,984 INFO L276 IsEmpty]: Start isEmpty. Operand 1813 states and 3073 transitions. [2021-11-21 04:41:59,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-21 04:41:59,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:41:59,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:00,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:00,309 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2021-11-21 04:42:07,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:07,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3079 states to 1817 states and 3079 transitions. [2021-11-21 04:42:07,092 INFO L276 IsEmpty]: Start isEmpty. Operand 1817 states and 3079 transitions. [2021-11-21 04:42:07,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-21 04:42:07,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:07,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:07,329 INFO L134 CoverageAnalysis]: Checked inductivity of 363 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2021-11-21 04:42:19,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:19,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3099 states to 1823 states and 3099 transitions. [2021-11-21 04:42:19,206 INFO L276 IsEmpty]: Start isEmpty. Operand 1823 states and 3099 transitions. [2021-11-21 04:42:19,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-21 04:42:19,209 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:19,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:19,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:19,557 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2021-11-21 04:42:19,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:19,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3108 states to 1829 states and 3108 transitions. [2021-11-21 04:42:19,972 INFO L276 IsEmpty]: Start isEmpty. Operand 1829 states and 3108 transitions. [2021-11-21 04:42:19,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-21 04:42:19,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:19,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:20,217 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2021-11-21 04:42:24,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:24,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3134 states to 1841 states and 3134 transitions. [2021-11-21 04:42:24,622 INFO L276 IsEmpty]: Start isEmpty. Operand 1841 states and 3134 transitions. [2021-11-21 04:42:24,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2021-11-21 04:42:24,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:24,625 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:24,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:24,861 INFO L134 CoverageAnalysis]: Checked inductivity of 361 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 355 trivial. 0 not checked. [2021-11-21 04:42:25,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:25,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3139 states to 1844 states and 3139 transitions. [2021-11-21 04:42:25,343 INFO L276 IsEmpty]: Start isEmpty. Operand 1844 states and 3139 transitions. [2021-11-21 04:42:25,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2021-11-21 04:42:25,345 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:25,345 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:25,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:25,579 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2021-11-21 04:42:25,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:25,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3147 states to 1850 states and 3147 transitions. [2021-11-21 04:42:25,924 INFO L276 IsEmpty]: Start isEmpty. Operand 1850 states and 3147 transitions. [2021-11-21 04:42:25,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2021-11-21 04:42:25,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:25,926 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:26,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:26,168 INFO L134 CoverageAnalysis]: Checked inductivity of 402 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 393 trivial. 0 not checked. [2021-11-21 04:42:36,863 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:36,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3153 states to 1853 states and 3153 transitions. [2021-11-21 04:42:36,870 INFO L276 IsEmpty]: Start isEmpty. Operand 1853 states and 3153 transitions. [2021-11-21 04:42:36,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2021-11-21 04:42:36,873 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:36,873 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:37,114 INFO L134 CoverageAnalysis]: Checked inductivity of 404 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2021-11-21 04:42:44,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:44,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3156 states to 1855 states and 3156 transitions. [2021-11-21 04:42:44,463 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 3156 transitions. [2021-11-21 04:42:44,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-11-21 04:42:44,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:44,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:44,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:44,768 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2021-11-21 04:42:47,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:42:47,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3179 states to 1867 states and 3179 transitions. [2021-11-21 04:42:47,148 INFO L276 IsEmpty]: Start isEmpty. Operand 1867 states and 3179 transitions. [2021-11-21 04:42:47,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-21 04:42:47,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:42:47,151 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:42:47,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:42:48,878 INFO L134 CoverageAnalysis]: Checked inductivity of 368 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 04:43:09,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:09,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3212 states to 1878 states and 3212 transitions. [2021-11-21 04:43:09,329 INFO L276 IsEmpty]: Start isEmpty. Operand 1878 states and 3212 transitions. [2021-11-21 04:43:09,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2021-11-21 04:43:09,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:09,332 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:09,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:11,159 INFO L134 CoverageAnalysis]: Checked inductivity of 369 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 04:43:36,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:43:36,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3246 states to 1890 states and 3246 transitions. [2021-11-21 04:43:36,221 INFO L276 IsEmpty]: Start isEmpty. Operand 1890 states and 3246 transitions. [2021-11-21 04:43:36,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-21 04:43:36,223 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:43:36,224 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:43:36,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:43:38,139 INFO L134 CoverageAnalysis]: Checked inductivity of 372 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 04:44:08,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:08,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3283 states to 1905 states and 3283 transitions. [2021-11-21 04:44:08,185 INFO L276 IsEmpty]: Start isEmpty. Operand 1905 states and 3283 transitions. [2021-11-21 04:44:08,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2021-11-21 04:44:08,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:08,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:08,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:10,208 INFO L134 CoverageAnalysis]: Checked inductivity of 370 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 351 trivial. 0 not checked. [2021-11-21 04:44:42,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:42,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3318 states to 1918 states and 3318 transitions. [2021-11-21 04:44:42,214 INFO L276 IsEmpty]: Start isEmpty. Operand 1918 states and 3318 transitions. [2021-11-21 04:44:42,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-11-21 04:44:42,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:42,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:42,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:42,567 INFO L134 CoverageAnalysis]: Checked inductivity of 407 backedges. 10 proven. 11 refuted. 0 times theorem prover too weak. 386 trivial. 0 not checked. [2021-11-21 04:44:49,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:44:49,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3338 states to 1924 states and 3338 transitions. [2021-11-21 04:44:49,041 INFO L276 IsEmpty]: Start isEmpty. Operand 1924 states and 3338 transitions. [2021-11-21 04:44:49,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2021-11-21 04:44:49,044 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:44:49,045 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:44:49,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:44:51,254 INFO L134 CoverageAnalysis]: Checked inductivity of 373 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 359 trivial. 0 not checked.