./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-video-arkfb.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-video-arkfb.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 90c46714cece55358cb643d9ae079249b826455eea6de8033737e0bcdd20e764 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:22:44,504 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:22:44,507 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:22:44,569 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:22:44,570 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:22:44,575 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:22:44,577 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:22:44,582 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:22:44,586 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:22:44,595 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:22:44,596 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:22:44,597 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:22:44,599 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:22:44,601 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:22:44,604 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:22:44,609 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:22:44,613 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:22:44,614 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:22:44,619 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:22:44,623 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:22:44,628 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:22:44,629 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:22:44,632 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:22:44,633 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:22:44,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:22:44,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:22:44,637 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:22:44,638 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:22:44,639 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:22:44,640 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:22:44,640 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:22:44,641 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:22:44,642 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:22:44,643 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:22:44,644 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:22:44,644 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:22:44,645 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:22:44,645 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:22:44,645 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:22:44,646 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:22:44,647 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:22:44,648 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 01:22:44,672 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:22:44,673 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:22:44,673 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:22:44,674 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:22:44,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:22:44,675 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:22:44,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:22:44,675 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:22:44,675 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:22:44,675 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:22:44,676 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:22:44,676 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:22:44,676 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:22:44,676 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:22:44,676 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:22:44,677 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:22:44,677 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:22:44,677 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:22:44,677 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:44,677 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:22:44,678 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:22:44,678 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:22:44,678 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:22:44,678 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:22:44,678 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:22:44,679 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_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 90c46714cece55358cb643d9ae079249b826455eea6de8033737e0bcdd20e764 [2021-11-23 01:22:44,940 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:22:44,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:22:44,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:22:44,966 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:22:44,967 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:22:44,969 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-video-arkfb.ko.cil.out.i [2021-11-23 01:22:45,050 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/data/b596a8d0f/007f0edd1069439bb6554663ab4399c0/FLAG4308b09d2 [2021-11-23 01:22:45,921 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:22:45,923 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-video-arkfb.ko.cil.out.i [2021-11-23 01:22:45,975 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/data/b596a8d0f/007f0edd1069439bb6554663ab4399c0/FLAG4308b09d2 [2021-11-23 01:22:46,364 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/data/b596a8d0f/007f0edd1069439bb6554663ab4399c0 [2021-11-23 01:22:46,366 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:22:46,368 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:22:46,369 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:46,370 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:22:46,373 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:22:46,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:46" (1/1) ... [2021-11-23 01:22:46,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fbee2e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:46, skipping insertion in model container [2021-11-23 01:22:46,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:22:46" (1/1) ... [2021-11-23 01:22:46,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:22:46,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:22:48,043 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_1588502b-4b36-4d7e-aafb-9e002c9484e9/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-video-arkfb.ko.cil.out.i[206366,206379] [2021-11-23 01:22:48,097 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:48,143 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:22:48,425 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_1588502b-4b36-4d7e-aafb-9e002c9484e9/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-video-arkfb.ko.cil.out.i[206366,206379] [2021-11-23 01:22:48,434 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:22:48,616 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:22:48,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:48 WrapperNode [2021-11-23 01:22:48,617 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:22:48,618 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:48,618 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:22:48,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:22:48,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:48" (1/1) ... [2021-11-23 01:22:48,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:48" (1/1) ... [2021-11-23 01:22:48,913 INFO L137 Inliner]: procedures = 177, calls = 1612, calls flagged for inlining = 87, calls inlined = 87, statements flattened = 4005 [2021-11-23 01:22:48,915 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:22:48,916 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:22:48,917 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:22:48,917 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:22:48,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:48" (1/1) ... [2021-11-23 01:22:48,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:48" (1/1) ... [2021-11-23 01:22:48,973 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:48" (1/1) ... [2021-11-23 01:22:48,973 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:48" (1/1) ... [2021-11-23 01:22:49,086 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:48" (1/1) ... [2021-11-23 01:22:49,110 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:48" (1/1) ... [2021-11-23 01:22:49,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:48" (1/1) ... [2021-11-23 01:22:49,176 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:22:49,178 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:22:49,178 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:22:49,178 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:22:49,179 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:22:48" (1/1) ... [2021-11-23 01:22:49,189 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:22:49,201 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:22:49,222 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:22:49,242 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:22:49,286 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_release [2021-11-23 01:22:49,286 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_release [2021-11-23 01:22:49,287 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 01:22:49,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 01:22:49,287 INFO L130 BoogieDeclarations]: Found specification of procedure svga_wcrt_mask [2021-11-23 01:22:49,288 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_wcrt_mask [2021-11-23 01:22:49,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 01:22:49,289 INFO L130 BoogieDeclarations]: Found specification of procedure fb_set_suspend [2021-11-23 01:22:49,289 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_set_suspend [2021-11-23 01:22:49,289 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-23 01:22:49,289 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-23 01:22:49,290 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:22:49,290 INFO L130 BoogieDeclarations]: Found specification of procedure cfb_imageblit [2021-11-23 01:22:49,290 INFO L138 BoogieDeclarations]: Found implementation of procedure cfb_imageblit [2021-11-23 01:22:49,290 INFO L130 BoogieDeclarations]: Found specification of procedure ics5342_set_freq [2021-11-23 01:22:49,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ics5342_set_freq [2021-11-23 01:22:49,290 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2021-11-23 01:22:49,291 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2021-11-23 01:22:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_set_par [2021-11-23 01:22:49,291 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_set_par [2021-11-23 01:22:49,291 INFO L130 BoogieDeclarations]: Found specification of procedure cfb_fillrect [2021-11-23 01:22:49,291 INFO L138 BoogieDeclarations]: Found implementation of procedure cfb_fillrect [2021-11-23 01:22:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 01:22:49,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 01:22:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure slow_down_io [2021-11-23 01:22:49,292 INFO L138 BoogieDeclarations]: Found implementation of procedure slow_down_io [2021-11-23 01:22:49,292 INFO L130 BoogieDeclarations]: Found specification of procedure ark_pci_remove [2021-11-23 01:22:49,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ark_pci_remove [2021-11-23 01:22:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-23 01:22:49,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-23 01:22:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:22:49,293 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-23 01:22:49,293 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-23 01:22:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-11-23 01:22:49,294 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-11-23 01:22:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-23 01:22:49,294 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-23 01:22:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure vga_w [2021-11-23 01:22:49,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_w [2021-11-23 01:22:49,295 INFO L130 BoogieDeclarations]: Found specification of procedure vga_r [2021-11-23 01:22:49,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_r [2021-11-23 01:22:49,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:22:49,295 INFO L130 BoogieDeclarations]: Found specification of procedure svga_wseq_mask [2021-11-23 01:22:49,296 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_wseq_mask [2021-11-23 01:22:49,296 INFO L130 BoogieDeclarations]: Found specification of procedure vga_wcrt [2021-11-23 01:22:49,296 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_wcrt [2021-11-23 01:22:49,296 INFO L130 BoogieDeclarations]: Found specification of procedure dac_release [2021-11-23 01:22:49,297 INFO L138 BoogieDeclarations]: Found implementation of procedure dac_release [2021-11-23 01:22:49,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:22:49,297 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_open [2021-11-23 01:22:49,298 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_open [2021-11-23 01:22:49,298 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-23 01:22:49,298 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-23 01:22:49,298 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:22:49,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:22:49,299 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_cleanup [2021-11-23 01:22:49,299 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_cleanup [2021-11-23 01:22:49,299 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 01:22:49,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 01:22:49,300 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2021-11-23 01:22:49,300 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2021-11-23 01:22:49,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:22:49,301 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-23 01:22:49,302 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-23 01:22:49,303 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2021-11-23 01:22:49,303 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2021-11-23 01:22:49,303 INFO L130 BoogieDeclarations]: Found specification of procedure ics5342_release [2021-11-23 01:22:49,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ics5342_release [2021-11-23 01:22:49,303 INFO L130 BoogieDeclarations]: Found specification of procedure expand_color [2021-11-23 01:22:49,304 INFO L138 BoogieDeclarations]: Found implementation of procedure expand_color [2021-11-23 01:22:49,305 INFO L130 BoogieDeclarations]: Found specification of procedure fb_dealloc_cmap [2021-11-23 01:22:49,305 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_dealloc_cmap [2021-11-23 01:22:49,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-23 01:22:49,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-23 01:22:49,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:22:49,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:22:49,306 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2021-11-23 01:22:49,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2021-11-23 01:22:49,306 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-23 01:22:49,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-23 01:22:49,307 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-23 01:22:49,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-23 01:22:49,307 INFO L130 BoogieDeclarations]: Found specification of procedure ics5342_set_mode [2021-11-23 01:22:49,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ics5342_set_mode [2021-11-23 01:22:49,307 INFO L130 BoogieDeclarations]: Found specification of procedure __writeb [2021-11-23 01:22:49,308 INFO L138 BoogieDeclarations]: Found implementation of procedure __writeb [2021-11-23 01:22:49,308 INFO L130 BoogieDeclarations]: Found specification of procedure dac_set_mode [2021-11-23 01:22:49,308 INFO L138 BoogieDeclarations]: Found implementation of procedure dac_set_mode [2021-11-23 01:22:49,308 INFO L130 BoogieDeclarations]: Found specification of procedure vga_w_fast [2021-11-23 01:22:49,308 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_w_fast [2021-11-23 01:22:49,308 INFO L130 BoogieDeclarations]: Found specification of procedure arkfb_init [2021-11-23 01:22:49,309 INFO L138 BoogieDeclarations]: Found implementation of procedure arkfb_init [2021-11-23 01:22:49,309 INFO L130 BoogieDeclarations]: Found specification of procedure vga_rseq [2021-11-23 01:22:49,309 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_rseq [2021-11-23 01:22:49,309 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-23 01:22:49,309 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-23 01:22:49,310 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-11-23 01:22:49,310 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-11-23 01:22:49,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:22:49,311 INFO L130 BoogieDeclarations]: Found specification of procedure vga_wseq [2021-11-23 01:22:49,311 INFO L138 BoogieDeclarations]: Found implementation of procedure vga_wseq [2021-11-23 01:22:49,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:22:49,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:22:49,312 INFO L130 BoogieDeclarations]: Found specification of procedure svga_match_format [2021-11-23 01:22:49,313 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_match_format [2021-11-23 01:22:49,313 INFO L130 BoogieDeclarations]: Found specification of procedure svga_wcrt_multi [2021-11-23 01:22:49,313 INFO L138 BoogieDeclarations]: Found implementation of procedure svga_wcrt_multi [2021-11-23 01:22:49,980 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:22:49,984 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:22:50,511 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 01:22:50,997 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##38: assume !false; [2021-11-23 01:22:50,997 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##37: assume false; [2021-11-23 01:22:51,196 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 01:22:51,200 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-23 01:22:54,714 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##49: assume !false; [2021-11-23 01:22:54,714 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##48: assume false; [2021-11-23 01:22:54,714 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##104: assume !false; [2021-11-23 01:22:54,715 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume false; [2021-11-23 01:22:54,758 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:22:55,457 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:22:55,457 INFO L301 CfgBuilder]: Removed 29 assume(true) statements. [2021-11-23 01:22:55,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:22:55 BoogieIcfgContainer [2021-11-23 01:22:55,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:22:55,464 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:22:55,465 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:22:55,478 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:22:55,478 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:22:55" (1/1) ... [2021-11-23 01:22:55,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:22:55,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:55,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 570 states and 819 transitions. [2021-11-23 01:22:55,615 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 819 transitions. [2021-11-23 01:22:55,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-23 01:22:55,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:55,624 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:56,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:56,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:56,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 822 states to 571 states and 818 transitions. [2021-11-23 01:22:56,545 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 818 transitions. [2021-11-23 01:22:56,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:22:56,545 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:56,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:56,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:56,769 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:57,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:57,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 829 states to 574 states and 821 transitions. [2021-11-23 01:22:57,088 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 821 transitions. [2021-11-23 01:22:57,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:22:57,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:57,090 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:57,361 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:57,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:57,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 828 states to 574 states and 820 transitions. [2021-11-23 01:22:57,414 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 820 transitions. [2021-11-23 01:22:57,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-23 01:22:57,415 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:57,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:57,647 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:57,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:57,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 854 states to 578 states and 846 transitions. [2021-11-23 01:22:57,712 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 846 transitions. [2021-11-23 01:22:57,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2021-11-23 01:22:57,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:57,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:57,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:57,947 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:22:58,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:58,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 582 states and 872 transitions. [2021-11-23 01:22:58,125 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 872 transitions. [2021-11-23 01:22:58,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:22:58,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:58,128 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:58,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:58,394 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:22:58,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:58,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 884 states to 585 states and 876 transitions. [2021-11-23 01:22:58,418 INFO L276 IsEmpty]: Start isEmpty. Operand 585 states and 876 transitions. [2021-11-23 01:22:58,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:22:58,428 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:58,429 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:58,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:58,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:22:58,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:58,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 588 states and 880 transitions. [2021-11-23 01:22:58,761 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 880 transitions. [2021-11-23 01:22:58,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-23 01:22:58,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:58,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:58,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:58,963 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:22:58,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:58,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 590 states and 885 transitions. [2021-11-23 01:22:58,982 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 885 transitions. [2021-11-23 01:22:58,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:22:58,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:58,984 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,166 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:22:59,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 592 states and 891 transitions. [2021-11-23 01:22:59,182 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 891 transitions. [2021-11-23 01:22:59,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-23 01:22:59,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,362 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:22:59,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 593 states and 892 transitions. [2021-11-23 01:22:59,374 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 892 transitions. [2021-11-23 01:22:59,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:22:59,376 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,377 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,581 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:22:59,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 901 states to 594 states and 893 transitions. [2021-11-23 01:22:59,600 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 893 transitions. [2021-11-23 01:22:59,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2021-11-23 01:22:59,604 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,604 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:22:59,867 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:22:59,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:22:59,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 595 states and 894 transitions. [2021-11-23 01:22:59,884 INFO L276 IsEmpty]: Start isEmpty. Operand 595 states and 894 transitions. [2021-11-23 01:22:59,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:22:59,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:22:59,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:22:59,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:00,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:00,082 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 596 states and 895 transitions. [2021-11-23 01:23:00,082 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 895 transitions. [2021-11-23 01:23:00,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2021-11-23 01:23:00,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:00,086 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:00,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,282 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:00,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:00,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 597 states and 896 transitions. [2021-11-23 01:23:00,304 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 896 transitions. [2021-11-23 01:23:00,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-23 01:23:00,307 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:00,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:00,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:00,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:00,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 905 states to 598 states and 897 transitions. [2021-11-23 01:23:00,535 INFO L276 IsEmpty]: Start isEmpty. Operand 598 states and 897 transitions. [2021-11-23 01:23:00,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:23:00,541 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:00,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,733 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:00,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:00,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 601 states and 901 transitions. [2021-11-23 01:23:00,753 INFO L276 IsEmpty]: Start isEmpty. Operand 601 states and 901 transitions. [2021-11-23 01:23:00,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-23 01:23:00,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:00,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:00,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:00,981 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:01,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 603 states and 904 transitions. [2021-11-23 01:23:01,007 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states and 904 transitions. [2021-11-23 01:23:01,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:23:01,008 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,009 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:01,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,214 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:01,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 606 states and 908 transitions. [2021-11-23 01:23:01,238 INFO L276 IsEmpty]: Start isEmpty. Operand 606 states and 908 transitions. [2021-11-23 01:23:01,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-23 01:23:01,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,240 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:01,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,454 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:01,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 609 states and 912 transitions. [2021-11-23 01:23:01,480 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 912 transitions. [2021-11-23 01:23:01,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-23 01:23:01,482 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,482 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:01,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,681 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:01,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 611 states and 915 transitions. [2021-11-23 01:23:01,704 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 915 transitions. [2021-11-23 01:23:01,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-23 01:23:01,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:01,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:01,911 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:01,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:01,932 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 614 states and 919 transitions. [2021-11-23 01:23:01,932 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 919 transitions. [2021-11-23 01:23:01,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:23:01,934 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:01,934 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:02,503 INFO L263 TraceCheckSpWp]: Trace formula consists of 2826 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:02,512 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:02,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:02,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:02,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 624 states and 933 transitions. [2021-11-23 01:23:02,724 INFO L276 IsEmpty]: Start isEmpty. Operand 624 states and 933 transitions. [2021-11-23 01:23:02,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:23:02,726 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:02,726 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:02,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:02,924 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:02,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:02,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 626 states and 940 transitions. [2021-11-23 01:23:02,997 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 940 transitions. [2021-11-23 01:23:02,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:02,998 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:02,999 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:03,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:03,513 INFO L263 TraceCheckSpWp]: Trace formula consists of 2828 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:03,518 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:03,608 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:03,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:03,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 636 states and 954 transitions. [2021-11-23 01:23:03,758 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 954 transitions. [2021-11-23 01:23:03,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-23 01:23:03,760 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:03,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:03,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:03,947 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:03,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:03,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 636 states and 953 transitions. [2021-11-23 01:23:03,962 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 953 transitions. [2021-11-23 01:23:03,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:23:03,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:03,963 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,152 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:04,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 637 states and 954 transitions. [2021-11-23 01:23:04,172 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 954 transitions. [2021-11-23 01:23:04,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:04,174 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,174 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,365 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:04,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 969 states to 642 states and 969 transitions. [2021-11-23 01:23:04,385 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 969 transitions. [2021-11-23 01:23:04,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-23 01:23:04,387 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,387 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,570 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:23:04,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 645 states and 973 transitions. [2021-11-23 01:23:04,599 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 973 transitions. [2021-11-23 01:23:04,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:23:04,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,601 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,780 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:04,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 974 states to 646 states and 974 transitions. [2021-11-23 01:23:04,800 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 974 transitions. [2021-11-23 01:23:04,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:23:04,802 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:04,802 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:04,975 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:04,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:04,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 651 states and 989 transitions. [2021-11-23 01:23:04,999 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 989 transitions. [2021-11-23 01:23:05,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:23:05,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:05,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 652 states and 990 transitions. [2021-11-23 01:23:05,185 INFO L276 IsEmpty]: Start isEmpty. Operand 652 states and 990 transitions. [2021-11-23 01:23:05,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-23 01:23:05,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:23:05,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 994 states to 655 states and 994 transitions. [2021-11-23 01:23:05,396 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 994 transitions. [2021-11-23 01:23:05,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:23:05,397 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,592 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:05,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 995 states to 656 states and 995 transitions. [2021-11-23 01:23:05,613 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 995 transitions. [2021-11-23 01:23:05,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-23 01:23:05,615 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,615 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:05,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:05,776 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:05,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:05,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 998 states to 658 states and 998 transitions. [2021-11-23 01:23:05,789 INFO L276 IsEmpty]: Start isEmpty. Operand 658 states and 998 transitions. [2021-11-23 01:23:05,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:23:05,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:05,791 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 2829 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:06,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:06,391 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:06,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:06,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1011 states to 664 states and 1011 transitions. [2021-11-23 01:23:06,429 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 1011 transitions. [2021-11-23 01:23:06,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:23:06,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:06,431 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,606 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:06,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:06,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 666 states and 1014 transitions. [2021-11-23 01:23:06,618 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 1014 transitions. [2021-11-23 01:23:06,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:23:06,620 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:06,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:06,779 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:06,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:06,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1017 states to 668 states and 1017 transitions. [2021-11-23 01:23:06,792 INFO L276 IsEmpty]: Start isEmpty. Operand 668 states and 1017 transitions. [2021-11-23 01:23:06,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:23:06,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:06,794 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:07,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:07,302 INFO L263 TraceCheckSpWp]: Trace formula consists of 2831 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:07,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:07,418 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:07,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:07,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1030 states to 674 states and 1030 transitions. [2021-11-23 01:23:07,474 INFO L276 IsEmpty]: Start isEmpty. Operand 674 states and 1030 transitions. [2021-11-23 01:23:07,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-23 01:23:07,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:07,476 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:07,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:07,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:07,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:07,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1043 states to 681 states and 1043 transitions. [2021-11-23 01:23:07,692 INFO L276 IsEmpty]: Start isEmpty. Operand 681 states and 1043 transitions. [2021-11-23 01:23:07,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:23:07,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:07,697 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:07,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:07,905 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:07,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:07,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 683 states and 1045 transitions. [2021-11-23 01:23:07,952 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1045 transitions. [2021-11-23 01:23:07,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:23:07,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:07,958 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:08,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1048 states to 685 states and 1048 transitions. [2021-11-23 01:23:08,131 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 1048 transitions. [2021-11-23 01:23:08,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:23:08,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,300 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:08,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 687 states and 1052 transitions. [2021-11-23 01:23:08,311 INFO L276 IsEmpty]: Start isEmpty. Operand 687 states and 1052 transitions. [2021-11-23 01:23:08,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:23:08,313 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,313 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,469 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:08,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1052 states to 688 states and 1052 transitions. [2021-11-23 01:23:08,486 INFO L276 IsEmpty]: Start isEmpty. Operand 688 states and 1052 transitions. [2021-11-23 01:23:08,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:23:08,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,643 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:08,660 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1060 states to 691 states and 1060 transitions. [2021-11-23 01:23:08,663 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 1060 transitions. [2021-11-23 01:23:08,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:23:08,666 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,666 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:08,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:08,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:08,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1073 states to 698 states and 1073 transitions. [2021-11-23 01:23:08,884 INFO L276 IsEmpty]: Start isEmpty. Operand 698 states and 1073 transitions. [2021-11-23 01:23:08,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-23 01:23:08,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:08,887 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:08,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,050 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:09,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 700 states and 1076 transitions. [2021-11-23 01:23:09,070 INFO L276 IsEmpty]: Start isEmpty. Operand 700 states and 1076 transitions. [2021-11-23 01:23:09,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:23:09,074 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,075 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:09,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 702 states and 1078 transitions. [2021-11-23 01:23:09,272 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1078 transitions. [2021-11-23 01:23:09,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:23:09,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,275 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:09,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 704 states and 1083 transitions. [2021-11-23 01:23:09,536 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1083 transitions. [2021-11-23 01:23:09,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:23:09,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,538 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,717 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:09,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1083 states to 705 states and 1083 transitions. [2021-11-23 01:23:09,729 INFO L276 IsEmpty]: Start isEmpty. Operand 705 states and 1083 transitions. [2021-11-23 01:23:09,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:23:09,732 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,732 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:09,948 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:09,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:09,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 707 states and 1087 transitions. [2021-11-23 01:23:09,963 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1087 transitions. [2021-11-23 01:23:09,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:23:09,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:09,965 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,170 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:10,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 708 states and 1087 transitions. [2021-11-23 01:23:10,188 INFO L276 IsEmpty]: Start isEmpty. Operand 708 states and 1087 transitions. [2021-11-23 01:23:10,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:23:10,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:10,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1090 states to 710 states and 1090 transitions. [2021-11-23 01:23:10,386 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 1090 transitions. [2021-11-23 01:23:10,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:23:10,388 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,388 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,558 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:10,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1098 states to 713 states and 1098 transitions. [2021-11-23 01:23:10,583 INFO L276 IsEmpty]: Start isEmpty. Operand 713 states and 1098 transitions. [2021-11-23 01:23:10,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:23:10,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,586 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,743 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:10,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1107 states to 716 states and 1107 transitions. [2021-11-23 01:23:10,762 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1107 transitions. [2021-11-23 01:23:10,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:23:10,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:10,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:10,935 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:10,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:10,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1110 states to 718 states and 1110 transitions. [2021-11-23 01:23:10,958 INFO L276 IsEmpty]: Start isEmpty. Operand 718 states and 1110 transitions. [2021-11-23 01:23:10,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-23 01:23:10,960 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:10,960 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,123 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:11,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1123 states to 725 states and 1123 transitions. [2021-11-23 01:23:11,142 INFO L276 IsEmpty]: Start isEmpty. Operand 725 states and 1123 transitions. [2021-11-23 01:23:11,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:23:11,144 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,145 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:11,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1125 states to 727 states and 1125 transitions. [2021-11-23 01:23:11,323 INFO L276 IsEmpty]: Start isEmpty. Operand 727 states and 1125 transitions. [2021-11-23 01:23:11,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:23:11,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,488 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:11,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 729 states and 1130 transitions. [2021-11-23 01:23:11,501 INFO L276 IsEmpty]: Start isEmpty. Operand 729 states and 1130 transitions. [2021-11-23 01:23:11,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:23:11,503 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,508 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,701 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:11,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 730 states and 1130 transitions. [2021-11-23 01:23:11,713 INFO L276 IsEmpty]: Start isEmpty. Operand 730 states and 1130 transitions. [2021-11-23 01:23:11,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:23:11,715 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:11,872 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:11,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:11,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 732 states and 1133 transitions. [2021-11-23 01:23:11,890 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1133 transitions. [2021-11-23 01:23:11,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:23:11,892 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:11,893 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:11,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,048 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:12,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 734 states and 1136 transitions. [2021-11-23 01:23:12,065 INFO L276 IsEmpty]: Start isEmpty. Operand 734 states and 1136 transitions. [2021-11-23 01:23:12,067 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:23:12,067 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,296 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:12,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 736 states and 1139 transitions. [2021-11-23 01:23:12,312 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 1139 transitions. [2021-11-23 01:23:12,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-23 01:23:12,314 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,314 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,460 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:12,485 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 739 states and 1148 transitions. [2021-11-23 01:23:12,489 INFO L276 IsEmpty]: Start isEmpty. Operand 739 states and 1148 transitions. [2021-11-23 01:23:12,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-23 01:23:12,492 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,648 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:12,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1162 states to 746 states and 1162 transitions. [2021-11-23 01:23:12,669 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1162 transitions. [2021-11-23 01:23:12,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:12,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,672 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,823 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:12,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:12,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 748 states and 1164 transitions. [2021-11-23 01:23:12,841 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1164 transitions. [2021-11-23 01:23:12,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:23:12,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:12,844 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:12,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:12,983 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:12,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1167 states to 750 states and 1167 transitions. [2021-11-23 01:23:13,002 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1167 transitions. [2021-11-23 01:23:13,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:23:13,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,154 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:13,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1170 states to 752 states and 1170 transitions. [2021-11-23 01:23:13,175 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1170 transitions. [2021-11-23 01:23:13,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:23:13,177 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,178 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,343 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:13,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1174 states to 755 states and 1174 transitions. [2021-11-23 01:23:13,378 INFO L276 IsEmpty]: Start isEmpty. Operand 755 states and 1174 transitions. [2021-11-23 01:23:13,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:23:13,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,561 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:13,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1177 states to 757 states and 1177 transitions. [2021-11-23 01:23:13,577 INFO L276 IsEmpty]: Start isEmpty. Operand 757 states and 1177 transitions. [2021-11-23 01:23:13,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-23 01:23:13,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,720 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:13,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 759 states and 1180 transitions. [2021-11-23 01:23:13,740 INFO L276 IsEmpty]: Start isEmpty. Operand 759 states and 1180 transitions. [2021-11-23 01:23:13,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:13,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,743 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:13,886 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:13,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:13,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 761 states and 1183 transitions. [2021-11-23 01:23:13,904 INFO L276 IsEmpty]: Start isEmpty. Operand 761 states and 1183 transitions. [2021-11-23 01:23:13,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:13,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:13,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:13,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:14,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1187 states to 764 states and 1187 transitions. [2021-11-23 01:23:14,093 INFO L276 IsEmpty]: Start isEmpty. Operand 764 states and 1187 transitions. [2021-11-23 01:23:14,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:14,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:14,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 766 states and 1190 transitions. [2021-11-23 01:23:14,262 INFO L276 IsEmpty]: Start isEmpty. Operand 766 states and 1190 transitions. [2021-11-23 01:23:14,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:14,265 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,410 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:14,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 768 states and 1193 transitions. [2021-11-23 01:23:14,425 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1193 transitions. [2021-11-23 01:23:14,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:23:14,427 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,427 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,584 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:14,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 772 states and 1198 transitions. [2021-11-23 01:23:14,604 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1198 transitions. [2021-11-23 01:23:14,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:23:14,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,607 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:14,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:14,745 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:14,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:14,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1201 states to 774 states and 1201 transitions. [2021-11-23 01:23:14,763 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1201 transitions. [2021-11-23 01:23:14,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:23:14,765 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:14,765 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:15,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:15,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 2847 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:15,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:15,370 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:15,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:15,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1200 states to 774 states and 1200 transitions. [2021-11-23 01:23:15,381 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1200 transitions. [2021-11-23 01:23:15,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:23:15,384 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:15,384 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:15,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:15,532 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:15,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:15,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1205 states to 778 states and 1205 transitions. [2021-11-23 01:23:15,558 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1205 transitions. [2021-11-23 01:23:15,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:23:15,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:15,560 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:16,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:16,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 2851 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:16,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:16,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:16,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:16,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 778 states and 1204 transitions. [2021-11-23 01:23:16,184 INFO L276 IsEmpty]: Start isEmpty. Operand 778 states and 1204 transitions. [2021-11-23 01:23:16,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-23 01:23:16,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:16,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:16,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:16,678 INFO L263 TraceCheckSpWp]: Trace formula consists of 2849 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:16,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:16,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:16,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:16,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 782 states and 1210 transitions. [2021-11-23 01:23:16,809 INFO L276 IsEmpty]: Start isEmpty. Operand 782 states and 1210 transitions. [2021-11-23 01:23:16,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2021-11-23 01:23:16,811 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:16,812 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:17,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:17,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 2853 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:17,315 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:17,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:17,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:17,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1222 states to 789 states and 1222 transitions. [2021-11-23 01:23:17,471 INFO L276 IsEmpty]: Start isEmpty. Operand 789 states and 1222 transitions. [2021-11-23 01:23:17,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-23 01:23:17,475 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:17,475 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:17,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:17,903 INFO L263 TraceCheckSpWp]: Trace formula consists of 2851 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:17,905 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:18,017 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:18,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:18,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1228 states to 793 states and 1228 transitions. [2021-11-23 01:23:18,032 INFO L276 IsEmpty]: Start isEmpty. Operand 793 states and 1228 transitions. [2021-11-23 01:23:18,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:23:18,035 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:18,035 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:18,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:18,192 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:23:18,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:18,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1241 states to 799 states and 1241 transitions. [2021-11-23 01:23:18,224 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1241 transitions. [2021-11-23 01:23:18,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-23 01:23:18,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:18,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:18,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:18,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 2855 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:18,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:18,765 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:18,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:18,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1253 states to 806 states and 1253 transitions. [2021-11-23 01:23:18,815 INFO L276 IsEmpty]: Start isEmpty. Operand 806 states and 1253 transitions. [2021-11-23 01:23:18,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:23:18,817 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:18,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:18,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:18,970 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:23:19,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:19,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1266 states to 812 states and 1266 transitions. [2021-11-23 01:23:19,014 INFO L276 IsEmpty]: Start isEmpty. Operand 812 states and 1266 transitions. [2021-11-23 01:23:19,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:23:19,016 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:19,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:19,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:19,161 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:23:19,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:19,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1271 states to 815 states and 1271 transitions. [2021-11-23 01:23:19,182 INFO L276 IsEmpty]: Start isEmpty. Operand 815 states and 1271 transitions. [2021-11-23 01:23:19,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:23:19,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:19,184 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:19,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:19,384 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:23:19,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:19,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1274 states to 817 states and 1274 transitions. [2021-11-23 01:23:19,407 INFO L276 IsEmpty]: Start isEmpty. Operand 817 states and 1274 transitions. [2021-11-23 01:23:19,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:23:19,410 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:19,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:19,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:19,579 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:23:19,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:19,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 822 states and 1283 transitions. [2021-11-23 01:23:19,609 INFO L276 IsEmpty]: Start isEmpty. Operand 822 states and 1283 transitions. [2021-11-23 01:23:19,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:23:19,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:19,612 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:19,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:19,778 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:23:19,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:19,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1288 states to 825 states and 1288 transitions. [2021-11-23 01:23:19,803 INFO L276 IsEmpty]: Start isEmpty. Operand 825 states and 1288 transitions. [2021-11-23 01:23:19,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:23:19,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:19,806 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:19,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:19,974 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:23:19,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1291 states to 827 states and 1291 transitions. [2021-11-23 01:23:20,001 INFO L276 IsEmpty]: Start isEmpty. Operand 827 states and 1291 transitions. [2021-11-23 01:23:20,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:23:20,004 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,144 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:23:20,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1300 states to 832 states and 1300 transitions. [2021-11-23 01:23:20,184 INFO L276 IsEmpty]: Start isEmpty. Operand 832 states and 1300 transitions. [2021-11-23 01:23:20,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:23:20,186 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,186 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:20,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 837 states and 1309 transitions. [2021-11-23 01:23:20,367 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1309 transitions. [2021-11-23 01:23:20,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:23:20,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,370 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:20,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:20,836 INFO L263 TraceCheckSpWp]: Trace formula consists of 2873 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:20,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:20,895 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:20,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:20,910 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 837 states and 1308 transitions. [2021-11-23 01:23:20,910 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1308 transitions. [2021-11-23 01:23:20,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:23:20,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:20,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:21,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:21,313 INFO L263 TraceCheckSpWp]: Trace formula consists of 2869 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:21,316 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:21,394 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:21,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:21,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 837 states and 1307 transitions. [2021-11-23 01:23:21,417 INFO L276 IsEmpty]: Start isEmpty. Operand 837 states and 1307 transitions. [2021-11-23 01:23:21,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:23:21,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:21,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:21,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:21,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:21,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 838 states and 1308 transitions. [2021-11-23 01:23:21,581 INFO L276 IsEmpty]: Start isEmpty. Operand 838 states and 1308 transitions. [2021-11-23 01:23:21,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-23 01:23:21,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:21,584 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:22,075 INFO L263 TraceCheckSpWp]: Trace formula consists of 2875 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:22,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:22,195 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:23:22,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:22,216 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1312 states to 841 states and 1312 transitions. [2021-11-23 01:23:22,216 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1312 transitions. [2021-11-23 01:23:22,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:23:22,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:22,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:22,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:22,355 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:22,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:22,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1321 states to 846 states and 1321 transitions. [2021-11-23 01:23:22,383 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1321 transitions. [2021-11-23 01:23:22,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:23:22,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:22,386 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:22,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:22,846 INFO L263 TraceCheckSpWp]: Trace formula consists of 2876 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:22,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:22,930 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:22,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:22,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1320 states to 846 states and 1320 transitions. [2021-11-23 01:23:22,950 INFO L276 IsEmpty]: Start isEmpty. Operand 846 states and 1320 transitions. [2021-11-23 01:23:22,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-23 01:23:22,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:22,952 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:23,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:23,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 2871 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:23,357 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:23,481 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:23:23,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:23,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1324 states to 849 states and 1324 transitions. [2021-11-23 01:23:23,502 INFO L276 IsEmpty]: Start isEmpty. Operand 849 states and 1324 transitions. [2021-11-23 01:23:23,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:23:23,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:23,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:23,713 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:23:23,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:23,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1325 states to 850 states and 1325 transitions. [2021-11-23 01:23:23,728 INFO L276 IsEmpty]: Start isEmpty. Operand 850 states and 1325 transitions. [2021-11-23 01:23:23,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:23:23,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:23,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:24,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:24,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 2877 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:24,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:24,299 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:23:24,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:24,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 853 states and 1329 transitions. [2021-11-23 01:23:24,315 INFO L276 IsEmpty]: Start isEmpty. Operand 853 states and 1329 transitions. [2021-11-23 01:23:24,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:23:24,316 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:24,316 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:24,704 INFO L263 TraceCheckSpWp]: Trace formula consists of 2878 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:24,707 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:24,835 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:23:24,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:24,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1335 states to 860 states and 1335 transitions. [2021-11-23 01:23:24,882 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1335 transitions. [2021-11-23 01:23:24,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:23:24,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:24,884 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:25,338 INFO L263 TraceCheckSpWp]: Trace formula consists of 2873 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:25,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:25,438 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:23:25,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:25,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1339 states to 863 states and 1339 transitions. [2021-11-23 01:23:25,464 INFO L276 IsEmpty]: Start isEmpty. Operand 863 states and 1339 transitions. [2021-11-23 01:23:25,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-23 01:23:25,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:25,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:25,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:25,934 INFO L263 TraceCheckSpWp]: Trace formula consists of 2880 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:25,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:26,063 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-23 01:23:26,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:26,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1345 states to 870 states and 1345 transitions. [2021-11-23 01:23:26,101 INFO L276 IsEmpty]: Start isEmpty. Operand 870 states and 1345 transitions. [2021-11-23 01:23:26,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:23:26,103 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:26,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:26,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:26,213 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:26,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:26,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1361 states to 879 states and 1361 transitions. [2021-11-23 01:23:26,244 INFO L276 IsEmpty]: Start isEmpty. Operand 879 states and 1361 transitions. [2021-11-23 01:23:26,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-23 01:23:26,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:26,245 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:26,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:26,668 INFO L263 TraceCheckSpWp]: Trace formula consists of 2917 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:26,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:26,779 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:26,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:26,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1368 states to 883 states and 1368 transitions. [2021-11-23 01:23:26,864 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1368 transitions. [2021-11-23 01:23:26,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:23:26,865 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:26,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:27,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:27,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 2902 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-23 01:23:27,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:27,345 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:27,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:27,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 883 states and 1367 transitions. [2021-11-23 01:23:27,357 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1367 transitions. [2021-11-23 01:23:27,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:23:27,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:27,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:27,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 2899 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:27,786 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:27,908 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:27,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:27,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1367 states to 885 states and 1367 transitions. [2021-11-23 01:23:27,933 INFO L276 IsEmpty]: Start isEmpty. Operand 885 states and 1367 transitions. [2021-11-23 01:23:27,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 01:23:27,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:27,935 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:28,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:28,089 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:28,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:28,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1374 states to 889 states and 1374 transitions. [2021-11-23 01:23:28,291 INFO L276 IsEmpty]: Start isEmpty. Operand 889 states and 1374 transitions. [2021-11-23 01:23:28,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 01:23:28,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:28,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:28,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 2919 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:28,692 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:28,831 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:28,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:28,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1381 states to 893 states and 1381 transitions. [2021-11-23 01:23:28,876 INFO L276 IsEmpty]: Start isEmpty. Operand 893 states and 1381 transitions. [2021-11-23 01:23:28,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:23:28,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:28,878 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:28,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:29,027 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:29,065 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:29,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1398 states to 903 states and 1398 transitions. [2021-11-23 01:23:29,068 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1398 transitions. [2021-11-23 01:23:29,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 01:23:29,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:29,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:29,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:29,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 2904 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:29,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:29,611 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:29,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1402 states to 906 states and 1402 transitions. [2021-11-23 01:23:29,628 INFO L276 IsEmpty]: Start isEmpty. Operand 906 states and 1402 transitions. [2021-11-23 01:23:29,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:23:29,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:29,629 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:29,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:29,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:29,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:29,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 915 states and 1418 transitions. [2021-11-23 01:23:29,829 INFO L276 IsEmpty]: Start isEmpty. Operand 915 states and 1418 transitions. [2021-11-23 01:23:29,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:23:29,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:29,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:30,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:30,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 2901 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:30,262 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:30,396 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:30,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:30,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1418 states to 917 states and 1418 transitions. [2021-11-23 01:23:30,416 INFO L276 IsEmpty]: Start isEmpty. Operand 917 states and 1418 transitions. [2021-11-23 01:23:30,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 01:23:30,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:30,418 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:30,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:30,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 2906 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:30,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:30,925 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:30,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:30,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1422 states to 920 states and 1422 transitions. [2021-11-23 01:23:30,999 INFO L276 IsEmpty]: Start isEmpty. Operand 920 states and 1422 transitions. [2021-11-23 01:23:31,001 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-23 01:23:31,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:31,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:31,153 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:31,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:31,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1429 states to 924 states and 1429 transitions. [2021-11-23 01:23:31,283 INFO L276 IsEmpty]: Start isEmpty. Operand 924 states and 1429 transitions. [2021-11-23 01:23:31,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:23:31,285 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:31,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:31,432 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:31,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:31,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1446 states to 934 states and 1446 transitions. [2021-11-23 01:23:31,479 INFO L276 IsEmpty]: Start isEmpty. Operand 934 states and 1446 transitions. [2021-11-23 01:23:31,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 01:23:31,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,481 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:31,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:31,626 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:31,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:31,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1452 states to 938 states and 1452 transitions. [2021-11-23 01:23:31,649 INFO L276 IsEmpty]: Start isEmpty. Operand 938 states and 1452 transitions. [2021-11-23 01:23:31,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:23:31,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:31,816 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:31,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:31,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 942 states and 1458 transitions. [2021-11-23 01:23:31,841 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1458 transitions. [2021-11-23 01:23:31,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:23:31,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:31,843 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:32,020 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:32,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:32,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1463 states to 946 states and 1463 transitions. [2021-11-23 01:23:32,060 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1463 transitions. [2021-11-23 01:23:32,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:23:32,062 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:32,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:32,223 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:32,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:32,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1469 states to 951 states and 1469 transitions. [2021-11-23 01:23:32,248 INFO L276 IsEmpty]: Start isEmpty. Operand 951 states and 1469 transitions. [2021-11-23 01:23:32,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:23:32,250 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:32,250 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:32,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:32,408 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:32,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:32,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 956 states and 1475 transitions. [2021-11-23 01:23:32,431 INFO L276 IsEmpty]: Start isEmpty. Operand 956 states and 1475 transitions. [2021-11-23 01:23:32,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:32,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:32,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:32,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:32,600 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:32,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:32,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1480 states to 960 states and 1480 transitions. [2021-11-23 01:23:32,629 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1480 transitions. [2021-11-23 01:23:32,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:23:32,631 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:32,632 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:32,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:32,790 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:32,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:32,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 965 states and 1486 transitions. [2021-11-23 01:23:32,822 INFO L276 IsEmpty]: Start isEmpty. Operand 965 states and 1486 transitions. [2021-11-23 01:23:32,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:32,824 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:32,824 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:32,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:32,982 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-23 01:23:33,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:33,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 970 states and 1492 transitions. [2021-11-23 01:23:33,012 INFO L276 IsEmpty]: Start isEmpty. Operand 970 states and 1492 transitions. [2021-11-23 01:23:33,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:23:33,014 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:33,014 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:33,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:33,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 2940 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:33,493 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:33,614 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:33,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:33,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1492 states to 972 states and 1492 transitions. [2021-11-23 01:23:33,648 INFO L276 IsEmpty]: Start isEmpty. Operand 972 states and 1492 transitions. [2021-11-23 01:23:33,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:23:33,651 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:33,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:33,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:33,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:33,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:33,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 977 states and 1499 transitions. [2021-11-23 01:23:33,865 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1499 transitions. [2021-11-23 01:23:33,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 01:23:33,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:33,869 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:34,336 INFO L263 TraceCheckSpWp]: Trace formula consists of 2942 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:34,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:34,483 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:34,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:34,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1499 states to 979 states and 1499 transitions. [2021-11-23 01:23:34,521 INFO L276 IsEmpty]: Start isEmpty. Operand 979 states and 1499 transitions. [2021-11-23 01:23:34,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:23:34,524 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:34,524 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:34,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:34,687 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:34,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:34,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1506 states to 984 states and 1506 transitions. [2021-11-23 01:23:34,720 INFO L276 IsEmpty]: Start isEmpty. Operand 984 states and 1506 transitions. [2021-11-23 01:23:34,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-23 01:23:34,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:34,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:34,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:34,874 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:34,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:34,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1516 states to 991 states and 1516 transitions. [2021-11-23 01:23:34,904 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1516 transitions. [2021-11-23 01:23:34,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 01:23:34,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:34,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:34,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:35,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-23 01:23:35,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:35,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1526 states to 998 states and 1526 transitions. [2021-11-23 01:23:35,096 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1526 transitions. [2021-11-23 01:23:35,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-23 01:23:35,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:35,098 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:35,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:35,288 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:35,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:35,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1525 states to 998 states and 1525 transitions. [2021-11-23 01:23:35,407 INFO L276 IsEmpty]: Start isEmpty. Operand 998 states and 1525 transitions. [2021-11-23 01:23:35,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2021-11-23 01:23:35,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:35,409 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:35,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:35,625 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:35,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:35,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1527 states to 1000 states and 1527 transitions. [2021-11-23 01:23:35,821 INFO L276 IsEmpty]: Start isEmpty. Operand 1000 states and 1527 transitions. [2021-11-23 01:23:35,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:23:35,822 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:35,822 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:36,020 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:36,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:36,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1529 states to 1002 states and 1529 transitions. [2021-11-23 01:23:36,215 INFO L276 IsEmpty]: Start isEmpty. Operand 1002 states and 1529 transitions. [2021-11-23 01:23:36,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 01:23:36,216 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:36,217 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:36,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:36,417 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:36,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:36,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1538 states to 1008 states and 1538 transitions. [2021-11-23 01:23:36,567 INFO L276 IsEmpty]: Start isEmpty. Operand 1008 states and 1538 transitions. [2021-11-23 01:23:36,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:23:36,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:36,569 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:36,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:36,780 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:37,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:37,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1555 states to 1019 states and 1555 transitions. [2021-11-23 01:23:37,304 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1555 transitions. [2021-11-23 01:23:37,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 01:23:37,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:37,306 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:37,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:37,489 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:37,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:37,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 1025 states and 1564 transitions. [2021-11-23 01:23:37,625 INFO L276 IsEmpty]: Start isEmpty. Operand 1025 states and 1564 transitions. [2021-11-23 01:23:37,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:23:37,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:37,627 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:37,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:37,886 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:37,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:37,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1565 states to 1026 states and 1565 transitions. [2021-11-23 01:23:37,900 INFO L276 IsEmpty]: Start isEmpty. Operand 1026 states and 1565 transitions. [2021-11-23 01:23:37,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 01:23:37,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:37,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:37,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:38,101 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:38,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:38,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1582 states to 1037 states and 1582 transitions. [2021-11-23 01:23:38,666 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1582 transitions. [2021-11-23 01:23:38,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 01:23:38,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:38,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:38,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:38,870 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-23 01:23:38,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:38,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1583 states to 1038 states and 1583 transitions. [2021-11-23 01:23:38,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1038 states and 1583 transitions. [2021-11-23 01:23:38,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-23 01:23:38,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:38,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:38,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:39,115 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:39,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:39,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1587 states to 1041 states and 1587 transitions. [2021-11-23 01:23:39,136 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1587 transitions. [2021-11-23 01:23:39,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2021-11-23 01:23:39,138 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:39,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:39,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:39,357 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:39,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:39,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1591 states to 1044 states and 1591 transitions. [2021-11-23 01:23:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 1044 states and 1591 transitions. [2021-11-23 01:23:39,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:23:39,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:39,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:39,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:39,585 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:39,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:39,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1592 states to 1045 states and 1592 transitions. [2021-11-23 01:23:39,608 INFO L276 IsEmpty]: Start isEmpty. Operand 1045 states and 1592 transitions. [2021-11-23 01:23:39,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2021-11-23 01:23:39,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:39,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:39,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:39,814 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-23 01:23:39,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:23:39,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1593 states to 1046 states and 1593 transitions. [2021-11-23 01:23:39,836 INFO L276 IsEmpty]: Start isEmpty. Operand 1046 states and 1593 transitions. [2021-11-23 01:23:39,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2021-11-23 01:23:39,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:23:39,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:23:40,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:23:40,738 INFO L263 TraceCheckSpWp]: Trace formula consists of 4723 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:23:40,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:23:41,525 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 643 trivial. 0 not checked. [2021-11-23 01:23:45,656 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:23:55,680 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:24:05,854 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:24:06,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:06,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1775 states to 1133 states and 1775 transitions. [2021-11-23 01:24:06,605 INFO L276 IsEmpty]: Start isEmpty. Operand 1133 states and 1775 transitions. [2021-11-23 01:24:06,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2021-11-23 01:24:06,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:06,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:07,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:07,602 INFO L263 TraceCheckSpWp]: Trace formula consists of 4725 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:24:07,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:24:08,556 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 643 trivial. 0 not checked. [2021-11-23 01:24:18,575 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:24:25,731 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 7.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:24:35,839 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:24:46,079 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.24s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-23 01:24:47,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:47,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1957 states to 1220 states and 1957 transitions. [2021-11-23 01:24:47,047 INFO L276 IsEmpty]: Start isEmpty. Operand 1220 states and 1957 transitions. [2021-11-23 01:24:47,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 341 [2021-11-23 01:24:47,052 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:47,052 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:47,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:47,968 INFO L263 TraceCheckSpWp]: Trace formula consists of 4920 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:24:47,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:24:49,126 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 643 trivial. 0 not checked. [2021-11-23 01:24:49,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:49,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1984 states to 960 states and 1538 transitions. [2021-11-23 01:24:49,528 INFO L276 IsEmpty]: Start isEmpty. Operand 960 states and 1538 transitions. [2021-11-23 01:24:49,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2021-11-23 01:24:49,532 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:24:49,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:24:50,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:24:50,461 INFO L263 TraceCheckSpWp]: Trace formula consists of 4922 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-23 01:24:50,485 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-23 01:24:51,611 INFO L134 CoverageAnalysis]: Checked inductivity of 643 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 643 trivial. 0 not checked. [2021-11-23 01:24:51,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:24:51,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2011 states to 697 states and 1119 transitions. [2021-11-23 01:24:51,965 INFO L276 IsEmpty]: Start isEmpty. Operand 697 states and 1119 transitions. [2021-11-23 01:24:51,968 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:24:51,968 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 149 iterations. [2021-11-23 01:24:51,978 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:24:53,934 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,938 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,939 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,939 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,939 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,939 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,939 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,939 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,939 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,939 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,939 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,940 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,940 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,940 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,940 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,940 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,940 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,940 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,940 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,941 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,941 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,941 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,941 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,941 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,941 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,941 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,941 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,942 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,942 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,942 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,942 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,942 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,942 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,943 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,943 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,943 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,943 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,943 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,943 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,943 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,944 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,944 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,944 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,944 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,944 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,944 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,945 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,945 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,945 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,945 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,945 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,946 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,946 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,946 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,946 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,946 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,946 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,947 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,947 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,947 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,947 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,947 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,948 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,948 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,948 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,948 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,948 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,949 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,949 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,949 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,949 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,949 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,949 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,950 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,950 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,950 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,950 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,950 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,951 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,951 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,951 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,951 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,951 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,952 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,952 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,952 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,952 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,952 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,952 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,953 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,953 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,953 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,953 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,953 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,954 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,954 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,954 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,954 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,954 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,955 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,955 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,955 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,955 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,955 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,956 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,956 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,956 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,956 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,956 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,956 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,957 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,957 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,957 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:24:53,958 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:24:53 ImpRootNode [2021-11-23 01:24:53,958 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:24:53,958 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:24:53,959 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:24:53,959 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:24:53,960 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:22:55" (3/4) ... [2021-11-23 01:24:53,964 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:24:53,971 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arkfb_release [2021-11-23 01:24:53,971 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-23 01:24:53,971 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arkfb_open [2021-11-23 01:24:53,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __writel [2021-11-23 01:24:53,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~int~TO~int [2021-11-23 01:24:53,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iounmap [2021-11-23 01:24:53,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure svga_wcrt_mask [2021-11-23 01:24:53,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_set_power_state [2021-11-23 01:24:53,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ics5342_set_mode [2021-11-23 01:24:53,972 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fb_set_suspend [2021-11-23 01:24:53,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_enable_device [2021-11-23 01:24:53,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __writeb [2021-11-23 01:24:53,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dac_set_mode [2021-11-23 01:24:53,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2021-11-23 01:24:53,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vga_w_fast [2021-11-23 01:24:53,973 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arkfb_init [2021-11-23 01:24:53,974 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arkfb_cleanup [2021-11-23 01:24:53,974 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2021-11-23 01:24:53,974 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_set_drvdata [2021-11-23 01:24:53,974 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_release_regions [2021-11-23 01:24:53,974 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vga_rseq [2021-11-23 01:24:53,974 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cfb_imageblit [2021-11-23 01:24:53,975 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock_nested [2021-11-23 01:24:53,975 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ics5342_set_freq [2021-11-23 01:24:53,975 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure console_lock [2021-11-23 01:24:53,975 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2021-11-23 01:24:53,975 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure framebuffer_release [2021-11-23 01:24:53,975 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_drvdata [2021-11-23 01:24:53,975 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2021-11-23 01:24:53,976 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vga_w [2021-11-23 01:24:53,976 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure console_unlock [2021-11-23 01:24:53,976 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure arkfb_set_par [2021-11-23 01:24:53,976 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cfb_fillrect [2021-11-23 01:24:53,976 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vga_r [2021-11-23 01:24:53,976 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-23 01:24:53,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ics5342_release [2021-11-23 01:24:53,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vga_wseq [2021-11-23 01:24:53,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure expand_color [2021-11-23 01:24:53,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure svga_wseq_mask [2021-11-23 01:24:53,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure fb_dealloc_cmap [2021-11-23 01:24:53,977 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure vga_wcrt [2021-11-23 01:24:53,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure slow_down_io [2021-11-23 01:24:53,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure svga_match_format [2021-11-23 01:24:53,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ark_pci_remove [2021-11-23 01:24:53,978 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure svga_wcrt_multi [2021-11-23 01:24:53,979 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2021-11-23 01:24:53,979 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dac_release [2021-11-23 01:24:54,034 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 597 nodes and edges [2021-11-23 01:24:54,044 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 203 nodes and edges [2021-11-23 01:24:54,054 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2021-11-23 01:24:54,063 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-11-23 01:24:54,073 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-23 01:24:54,080 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-23 01:24:54,083 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 01:24:54,086 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:24:54,915 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:24:54,916 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:24:54,917 INFO L158 Benchmark]: Toolchain (without parser) took 128548.46ms. Allocated memory was 90.2MB in the beginning and 1.4GB in the end (delta: 1.3GB). Free memory was 60.6MB in the beginning and 532.9MB in the end (delta: -472.4MB). Peak memory consumption was 839.7MB. Max. memory is 16.1GB. [2021-11-23 01:24:54,917 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 90.2MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:24:54,918 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2247.53ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 60.3MB in the beginning and 57.1MB in the end (delta: 3.1MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2021-11-23 01:24:54,918 INFO L158 Benchmark]: Boogie Procedure Inliner took 297.87ms. Allocated memory was 117.4MB in the beginning and 220.2MB in the end (delta: 102.8MB). Free memory was 57.1MB in the beginning and 159.5MB in the end (delta: -102.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-11-23 01:24:54,918 INFO L158 Benchmark]: Boogie Preprocessor took 259.87ms. Allocated memory is still 220.2MB. Free memory was 159.5MB in the beginning and 137.5MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2021-11-23 01:24:54,919 INFO L158 Benchmark]: RCFGBuilder took 6285.80ms. Allocated memory was 220.2MB in the beginning and 459.3MB in the end (delta: 239.1MB). Free memory was 137.5MB in the beginning and 301.5MB in the end (delta: -164.1MB). Peak memory consumption was 167.3MB. Max. memory is 16.1GB. [2021-11-23 01:24:54,919 INFO L158 Benchmark]: CodeCheck took 118493.68ms. Allocated memory was 459.3MB in the beginning and 1.4GB in the end (delta: 943.7MB). Free memory was 301.5MB in the beginning and 797.2MB in the end (delta: -495.6MB). Peak memory consumption was 448.1MB. Max. memory is 16.1GB. [2021-11-23 01:24:54,919 INFO L158 Benchmark]: Witness Printer took 957.54ms. Allocated memory is still 1.4GB. Free memory was 797.2MB in the beginning and 532.9MB in the end (delta: 264.2MB). Peak memory consumption was 264.2MB. Max. memory is 16.1GB. [2021-11-23 01:24:54,922 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 48 procedures, 570 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 116.5s, OverallIterations: 149, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 17 mSolverCounterUnknown, 157668 SdHoareTripleChecker+Valid, 462.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 83555 mSDsluCounter, 181001 SdHoareTripleChecker+Invalid, 429.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 131591 mSDsCounter, 18655 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 77465 IncrementalHoareTripleChecker+Invalid, 96137 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18655 mSolverCounterUnsat, 77011 mSDtfsCounter, 77465 mSolverCounterSat, 3.5s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 77056 GetRequests, 77024 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 219 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 3.3s SsaConstructionTime, 19.5s SatisfiabilityAnalysisTime, 18.9s InterpolantComputationTime, 8093 NumberOfCodeBlocks, 8093 NumberOfCodeBlocksAsserted, 148 NumberOfCheckSat, 7945 ConstructedInterpolants, 0 QuantifiedInterpolants, 19217 SizeOfPredicates, 0 NumberOfNonLiveVariables, 99812 ConjunctsInSsa, 84 ConjunctsInUnsatCore, 148 InterpolantComputations, 148 PerfectInterpolantSequences, 3190/3190 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: 7016]: 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: 5841]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4628]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5510]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6251]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5838]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5213]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5096]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4334]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5603]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7278]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6507]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6584]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5061]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5829]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6384]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5389]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6527]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5086]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5182]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6874]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6627]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4361]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7213]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6146]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6384]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6862]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6818]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6127]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6830]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6384]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5150]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6346]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6663]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5014]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5126]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5201]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5509]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5280]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6865]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5013]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4378]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6644]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5532]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5823]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6466]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6494]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6658]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6829]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6597]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5845]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5758]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6844]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5210]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4500]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5006]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6892]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6883]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5319]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6880]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5826]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6886]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6384]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6123]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5471]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5537]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6574]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6384]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6877]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4966]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6675]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5832]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6871]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6236]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6889]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5623]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5573]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6423]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6136]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4607]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5328]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6517]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6372]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6850]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5151]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6847]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5493]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7183]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6859]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4595]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5211]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4661]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5820]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6242]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7234]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5241]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 90.2MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2247.53ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 60.3MB in the beginning and 57.1MB in the end (delta: 3.1MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 297.87ms. Allocated memory was 117.4MB in the beginning and 220.2MB in the end (delta: 102.8MB). Free memory was 57.1MB in the beginning and 159.5MB in the end (delta: -102.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 259.87ms. Allocated memory is still 220.2MB. Free memory was 159.5MB in the beginning and 137.5MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * RCFGBuilder took 6285.80ms. Allocated memory was 220.2MB in the beginning and 459.3MB in the end (delta: 239.1MB). Free memory was 137.5MB in the beginning and 301.5MB in the end (delta: -164.1MB). Peak memory consumption was 167.3MB. Max. memory is 16.1GB. * CodeCheck took 118493.68ms. Allocated memory was 459.3MB in the beginning and 1.4GB in the end (delta: 943.7MB). Free memory was 301.5MB in the beginning and 797.2MB in the end (delta: -495.6MB). Peak memory consumption was 448.1MB. Max. memory is 16.1GB. * Witness Printer took 957.54ms. Allocated memory is still 1.4GB. Free memory was 797.2MB in the beginning and 532.9MB in the end (delta: 264.2MB). Peak memory consumption was 264.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:24:55,037 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1588502b-4b36-4d7e-aafb-9e002c9484e9/bin/ukojak-LBtLqBUTdQ/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