./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.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_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/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_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/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_f905647a-9dfa-4018-badb-92b64d57c82b/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 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:34:54,800 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:34:54,803 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:34:54,872 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:34:54,873 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:34:54,879 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:34:54,881 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:34:54,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:34:54,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:34:54,897 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:34:54,898 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:34:54,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:34:54,901 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:34:54,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:34:54,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:34:54,918 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:34:54,920 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:34:54,921 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:34:54,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:34:54,932 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:34:54,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:34:54,938 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:34:54,941 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:34:54,943 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:34:54,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:34:54,950 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:34:54,950 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:34:54,952 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:34:54,953 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:34:54,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:34:54,955 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:34:54,956 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:34:54,958 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:34:54,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:34:54,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:34:54,961 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:34:54,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:34:54,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:34:54,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:34:54,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:34:54,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:34:54,964 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-23 01:34:55,012 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:34:55,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:34:55,013 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:34:55,014 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:34:55,014 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:34:55,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:34:55,015 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:34:55,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:34:55,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:34:55,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:34:55,023 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:34:55,023 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:34:55,024 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:34:55,024 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:34:55,024 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:34:55,024 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:34:55,024 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:34:55,025 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:34:55,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:34:55,025 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:34:55,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:34:55,026 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:34:55,026 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:34:55,026 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:34:55,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:34:55,027 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_f905647a-9dfa-4018-badb-92b64d57c82b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 [2021-11-23 01:34:55,285 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:34:55,306 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:34:55,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:34:55,310 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:34:55,311 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:34:55,312 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2021-11-23 01:34:55,376 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ/data/7f056739e/b48584f698564d1ba34c7755237031cc/FLAGb1d5d5222 [2021-11-23 01:34:56,117 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:34:56,118 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2021-11-23 01:34:56,140 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ/data/7f056739e/b48584f698564d1ba34c7755237031cc/FLAGb1d5d5222 [2021-11-23 01:34:56,258 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ/data/7f056739e/b48584f698564d1ba34c7755237031cc [2021-11-23 01:34:56,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:34:56,264 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:34:56,267 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:34:56,267 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:34:56,269 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:34:56,270 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:34:56" (1/1) ... [2021-11-23 01:34:56,271 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ecc72e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:56, skipping insertion in model container [2021-11-23 01:34:56,271 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:34:56" (1/1) ... [2021-11-23 01:34:56,281 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:34:56,355 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:34:56,990 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_f905647a-9dfa-4018-badb-92b64d57c82b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i[87203,87216] [2021-11-23 01:34:57,050 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:34:57,081 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:34:57,250 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_f905647a-9dfa-4018-badb-92b64d57c82b/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i[87203,87216] [2021-11-23 01:34:57,259 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:34:57,283 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:34:57,284 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57 WrapperNode [2021-11-23 01:34:57,284 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:34:57,285 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:34:57,285 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:34:57,285 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:34:57,293 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2021-11-23 01:34:57,314 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2021-11-23 01:34:57,371 INFO L137 Inliner]: procedures = 77, calls = 159, calls flagged for inlining = 31, calls inlined = 27, statements flattened = 435 [2021-11-23 01:34:57,373 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:34:57,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:34:57,374 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:34:57,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:34:57,382 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2021-11-23 01:34:57,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2021-11-23 01:34:57,403 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2021-11-23 01:34:57,418 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2021-11-23 01:34:57,446 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2021-11-23 01:34:57,449 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2021-11-23 01:34:57,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2021-11-23 01:34:57,460 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:34:57,461 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:34:57,462 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:34:57,463 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:34:57,475 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:34:57" (1/1) ... [2021-11-23 01:34:57,483 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:34:57,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:34:57,512 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:34:57,528 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:34:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:34:57,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:34:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:34:57,561 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-23 01:34:57,562 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-23 01:34:57,562 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:34:57,563 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:34:57,563 INFO L130 BoogieDeclarations]: Found specification of procedure do_map_probe [2021-11-23 01:34:57,563 INFO L138 BoogieDeclarations]: Found implementation of procedure do_map_probe [2021-11-23 01:34:57,563 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-23 01:34:57,563 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-23 01:34:57,563 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2021-11-23 01:34:57,564 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2021-11-23 01:34:57,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:34:57,564 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-23 01:34:57,564 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-23 01:34:57,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:34:57,564 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:34:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-23 01:34:57,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-23 01:34:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-11-23 01:34:57,565 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-11-23 01:34:57,565 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 01:34:57,565 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 01:34:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-11-23 01:34:57,566 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-11-23 01:34:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:34:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:34:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2021-11-23 01:34:57,566 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2021-11-23 01:34:57,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:34:57,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:34:57,881 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:34:57,883 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:34:58,034 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-23 01:34:58,318 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:34:58,452 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:34:58,452 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:34:58,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:58 BoogieIcfgContainer [2021-11-23 01:34:58,455 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:34:58,456 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:34:58,456 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:34:58,468 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:34:58,469 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:58" (1/1) ... [2021-11-23 01:34:58,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:34:58,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:58,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 94 states and 126 transitions. [2021-11-23 01:34:58,549 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 126 transitions. [2021-11-23 01:34:58,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-23 01:34:58,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:58,559 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:58,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:58,787 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 01:34:58,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:58,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 98 states and 134 transitions. [2021-11-23 01:34:58,839 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 134 transitions. [2021-11-23 01:34:58,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-11-23 01:34:58,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:58,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:58,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:58,908 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 01:34:58,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:58,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 97 states and 131 transitions. [2021-11-23 01:34:58,949 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 131 transitions. [2021-11-23 01:34:58,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-23 01:34:58,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:58,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:58,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:59,018 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 01:34:59,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:59,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 99 states and 133 transitions. [2021-11-23 01:34:59,033 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 133 transitions. [2021-11-23 01:34:59,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2021-11-23 01:34:59,034 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:59,034 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:59,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:59,139 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 01:34:59,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:59,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 98 states and 130 transitions. [2021-11-23 01:34:59,180 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2021-11-23 01:34:59,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-23 01:34:59,185 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:59,185 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:59,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:59,321 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:34:59,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:59,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 116 states and 163 transitions. [2021-11-23 01:34:59,460 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 163 transitions. [2021-11-23 01:34:59,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2021-11-23 01:34:59,462 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:59,462 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:59,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:59,557 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-11-23 01:34:59,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:59,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 117 states and 163 transitions. [2021-11-23 01:34:59,583 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 163 transitions. [2021-11-23 01:34:59,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-23 01:34:59,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:59,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:59,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:59,678 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:34:59,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:34:59,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 122 states and 170 transitions. [2021-11-23 01:34:59,707 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 170 transitions. [2021-11-23 01:34:59,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-23 01:34:59,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:34:59,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:34:59,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:34:59,825 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-23 01:35:00,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:00,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 124 states and 172 transitions. [2021-11-23 01:35:00,039 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 172 transitions. [2021-11-23 01:35:00,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 01:35:00,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:00,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:00,144 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-23 01:35:00,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:00,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 126 states and 174 transitions. [2021-11-23 01:35:00,433 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 174 transitions. [2021-11-23 01:35:00,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:35:00,434 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:00,434 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:00,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:00,512 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:35:00,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:00,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 135 states and 188 transitions. [2021-11-23 01:35:00,728 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 188 transitions. [2021-11-23 01:35:00,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:35:00,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:00,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:00,818 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:35:00,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:00,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 130 states and 179 transitions. [2021-11-23 01:35:00,894 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 179 transitions. [2021-11-23 01:35:00,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 01:35:00,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:00,895 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:00,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:01,013 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:35:01,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:01,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 132 states and 180 transitions. [2021-11-23 01:35:01,263 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 180 transitions. [2021-11-23 01:35:01,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-23 01:35:01,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:01,264 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:01,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:01,366 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-23 01:35:01,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:01,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 133 states and 181 transitions. [2021-11-23 01:35:01,443 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 181 transitions. [2021-11-23 01:35:01,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:35:01,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:01,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:01,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:01,620 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-23 01:35:02,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:02,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 135 states and 183 transitions. [2021-11-23 01:35:02,086 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 183 transitions. [2021-11-23 01:35:02,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 01:35:02,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:02,088 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:02,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:02,160 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 01:35:02,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:02,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 147 states and 201 transitions. [2021-11-23 01:35:02,487 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 201 transitions. [2021-11-23 01:35:02,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 01:35:02,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:02,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:02,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:02,571 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2021-11-23 01:35:02,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:02,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 155 states and 213 transitions. [2021-11-23 01:35:02,934 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 213 transitions. [2021-11-23 01:35:02,935 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-23 01:35:02,935 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:02,936 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:02,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:03,015 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2021-11-23 01:35:03,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:03,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 109 states and 142 transitions. [2021-11-23 01:35:03,035 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 142 transitions. [2021-11-23 01:35:03,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 01:35:03,036 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:35:03,036 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:35:03,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:35:03,100 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-23 01:35:03,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:35:03,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 97 states and 125 transitions. [2021-11-23 01:35:03,116 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2021-11-23 01:35:03,117 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-23 01:35:03,117 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 19 iterations. [2021-11-23 01:35:03,126 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-23 01:35:03,233 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,238 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,238 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,238 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,238 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,239 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,239 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,239 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,239 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,239 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,239 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,240 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,240 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,240 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,240 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-23 01:35:03,241 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 23.11 01:35:03 ImpRootNode [2021-11-23 01:35:03,241 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-23 01:35:03,241 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:35:03,241 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:35:03,242 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:35:03,242 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:34:58" (3/4) ... [2021-11-23 01:35:03,245 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:35:03,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iounmap [2021-11-23 01:35:03,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-23 01:35:03,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure do_map_probe [2021-11-23 01:35:03,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-23 01:35:03,252 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_device [2021-11-23 01:35:03,252 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inl [2021-11-23 01:35:03,252 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_dev_put [2021-11-23 01:35:03,252 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-11-23 01:35:03,253 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-23 01:35:03,253 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outl [2021-11-23 01:35:03,265 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 99 nodes and edges [2021-11-23 01:35:03,266 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2021-11-23 01:35:03,267 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-23 01:35:03,269 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:35:03,270 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:35:03,420 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ/witness.graphml [2021-11-23 01:35:03,420 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:35:03,420 INFO L158 Benchmark]: Toolchain (without parser) took 7156.53ms. Allocated memory was 104.9MB in the beginning and 186.6MB in the end (delta: 81.8MB). Free memory was 72.9MB in the beginning and 67.8MB in the end (delta: 5.1MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. [2021-11-23 01:35:03,421 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 81.8MB. Free memory is still 49.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:35:03,421 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1017.51ms. Allocated memory is still 104.9MB. Free memory was 72.7MB in the beginning and 56.8MB in the end (delta: 15.9MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. [2021-11-23 01:35:03,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.80ms. Allocated memory is still 104.9MB. Free memory was 56.8MB in the beginning and 52.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:35:03,422 INFO L158 Benchmark]: Boogie Preprocessor took 86.90ms. Allocated memory is still 104.9MB. Free memory was 52.7MB in the beginning and 49.4MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:35:03,423 INFO L158 Benchmark]: RCFGBuilder took 993.61ms. Allocated memory is still 104.9MB. Free memory was 49.4MB in the beginning and 66.8MB in the end (delta: -17.4MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. [2021-11-23 01:35:03,423 INFO L158 Benchmark]: CodeCheck took 4785.40ms. Allocated memory was 104.9MB in the beginning and 186.6MB in the end (delta: 81.8MB). Free memory was 66.8MB in the beginning and 80.4MB in the end (delta: -13.6MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. [2021-11-23 01:35:03,423 INFO L158 Benchmark]: Witness Printer took 178.47ms. Allocated memory is still 186.6MB. Free memory was 80.4MB in the beginning and 67.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 01:35:03,425 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 11 procedures, 95 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 4.6s, OverallIterations: 19, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3551 SdHoareTripleChecker+Valid, 5.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 1104 mSDsluCounter, 3020 SdHoareTripleChecker+Invalid, 4.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1379 mSDsCounter, 590 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1963 IncrementalHoareTripleChecker+Invalid, 2553 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 590 mSolverCounterUnsat, 1817 mSDtfsCounter, 1963 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6371 GetRequests, 6291 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1971 ImplicationChecksByTransitivity, 2.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 937 NumberOfCodeBlocks, 937 NumberOfCodeBlocksAsserted, 18 NumberOfCheckSat, 919 ConstructedInterpolants, 0 QuantifiedInterpolants, 1457 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 18 InterpolantComputations, 18 PerfectInterpolantSequences, 404/404 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: 3089]: 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: 3033]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3205]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2979]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3045]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3022]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2970]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2950]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2942]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2920]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2961]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3033]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2970]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 81.8MB. Free memory is still 49.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1017.51ms. Allocated memory is still 104.9MB. Free memory was 72.7MB in the beginning and 56.8MB in the end (delta: 15.9MB). Peak memory consumption was 46.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.80ms. Allocated memory is still 104.9MB. Free memory was 56.8MB in the beginning and 52.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.90ms. Allocated memory is still 104.9MB. Free memory was 52.7MB in the beginning and 49.4MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 993.61ms. Allocated memory is still 104.9MB. Free memory was 49.4MB in the beginning and 66.8MB in the end (delta: -17.4MB). Peak memory consumption was 25.0MB. Max. memory is 16.1GB. * CodeCheck took 4785.40ms. Allocated memory was 104.9MB in the beginning and 186.6MB in the end (delta: 81.8MB). Free memory was 66.8MB in the beginning and 80.4MB in the end (delta: -13.6MB). Peak memory consumption was 67.2MB. Max. memory is 16.1GB. * Witness Printer took 178.47ms. Allocated memory is still 186.6MB. Free memory was 80.4MB in the beginning and 67.8MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:35:03,482 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f905647a-9dfa-4018-badb-92b64d57c82b/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE