./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-gpu-drm-i915-i915.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-gpu-drm-i915-i915.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2a804a9342c2aa24010c5e85771062cc3851cddb46760368d0fdc2625b5ed922 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 07:49:25,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 07:49:25,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 07:49:25,928 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 07:49:25,928 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 07:49:25,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 07:49:25,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 07:49:25,935 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 07:49:25,937 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 07:49:25,938 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 07:49:25,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 07:49:25,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 07:49:25,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 07:49:25,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 07:49:25,945 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 07:49:25,947 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 07:49:25,948 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 07:49:25,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 07:49:25,952 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 07:49:25,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 07:49:25,960 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 07:49:25,965 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 07:49:25,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 07:49:25,967 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 07:49:25,971 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 07:49:25,972 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 07:49:25,972 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 07:49:25,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 07:49:25,974 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 07:49:25,982 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 07:49:25,983 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 07:49:25,984 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 07:49:25,987 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 07:49:25,988 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 07:49:25,990 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 07:49:25,990 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 07:49:25,991 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 07:49:25,991 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 07:49:25,992 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 07:49:25,993 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 07:49:25,994 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 07:49:25,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-64bit-Kojak_Default.epf [2021-11-25 07:49:26,037 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 07:49:26,038 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 07:49:26,044 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 07:49:26,044 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 07:49:26,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 07:49:26,045 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 07:49:26,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 07:49:26,046 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 07:49:26,046 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 07:49:26,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 07:49:26,048 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 07:49:26,048 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 07:49:26,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 07:49:26,048 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 07:49:26,049 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 07:49:26,049 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 07:49:26,049 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 07:49:26,050 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 07:49:26,050 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:49:26,050 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 07:49:26,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 07:49:26,051 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 07:49:26,051 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 07:49:26,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 07:49:26,052 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 07:49:26,052 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_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a804a9342c2aa24010c5e85771062cc3851cddb46760368d0fdc2625b5ed922 [2021-11-25 07:49:26,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 07:49:26,369 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 07:49:26,371 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 07:49:26,374 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 07:49:26,375 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 07:49:26,376 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-gpu-drm-i915-i915.ko.cil.out.i [2021-11-25 07:49:26,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/data/b7c7c91be/41725aa6db8540a4b71ac93742a9c9eb/FLAGb969a0452 [2021-11-25 07:49:28,458 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 07:49:28,459 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-gpu-drm-i915-i915.ko.cil.out.i [2021-11-25 07:49:28,642 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/data/b7c7c91be/41725aa6db8540a4b71ac93742a9c9eb/FLAGb969a0452 [2021-11-25 07:49:28,863 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/data/b7c7c91be/41725aa6db8540a4b71ac93742a9c9eb [2021-11-25 07:49:28,866 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 07:49:28,868 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 07:49:28,871 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 07:49:28,871 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 07:49:28,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 07:49:28,875 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:49:28" (1/1) ... [2021-11-25 07:49:28,877 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@641c74e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:49:28, skipping insertion in model container [2021-11-25 07:49:28,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 07:49:28" (1/1) ... [2021-11-25 07:49:28,884 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 07:49:29,460 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 07:49:34,228 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_3dd52460-ee95-4878-9572-ec8838e998af/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-gpu-drm-i915-i915.ko.cil.out.i[262470,262483] [2021-11-25 07:50:08,244 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-25 07:50:08,271 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:50:08,412 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 07:50:08,702 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_3dd52460-ee95-4878-9572-ec8838e998af/sv-benchmarks/c/ldv-linux-3.0/module_get_put-drivers-gpu-drm-i915-i915.ko.cil.out.i[262470,262483] [2021-11-25 07:50:11,129 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-11-25 07:50:11,136 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 07:50:12,739 INFO L208 MainTranslator]: Completed translation [2021-11-25 07:50:12,740 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:50:12 WrapperNode [2021-11-25 07:50:12,740 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 07:50:12,741 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 07:50:12,742 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 07:50:12,742 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 07:50:12,750 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:50:12" (1/1) ... [2021-11-25 07:50:14,004 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:50:12" (1/1) ... [2021-11-25 07:50:14,642 INFO L137 Inliner]: procedures = 1597, calls = 36521, calls flagged for inlining = 741, calls inlined = 11, statements flattened = 15535 [2021-11-25 07:50:14,643 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 07:50:14,644 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 07:50:14,644 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 07:50:14,644 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 07:50:14,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:50:12" (1/1) ... [2021-11-25 07:50:14,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:50:12" (1/1) ... [2021-11-25 07:50:14,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:50:12" (1/1) ... [2021-11-25 07:50:14,742 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:50:12" (1/1) ... [2021-11-25 07:50:15,266 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:50:12" (1/1) ... [2021-11-25 07:50:15,294 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:50:12" (1/1) ... [2021-11-25 07:50:15,392 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:50:12" (1/1) ... [2021-11-25 07:50:15,458 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 07:50:15,459 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 07:50:15,460 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 07:50:15,460 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 07:50:15,463 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 07:50:12" (1/1) ... [2021-11-25 07:50:15,486 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 07:50:15,497 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 07:50:15,552 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 07:50:15,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3dd52460-ee95-4878-9572-ec8838e998af/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 07:50:15,613 INFO L130 BoogieDeclarations]: Found specification of procedure drm_crtc_helper_set_mode [2021-11-25 07:50:15,613 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_crtc_helper_set_mode [2021-11-25 07:50:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 07:50:15,614 INFO L130 BoogieDeclarations]: Found specification of procedure intel_hdmi_mode_set [2021-11-25 07:50:15,615 INFO L138 BoogieDeclarations]: Found implementation of procedure intel_hdmi_mode_set [2021-11-25 07:50:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 07:50:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 07:50:15,615 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_notrace [2021-11-25 07:50:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_notrace [2021-11-25 07:50:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure drm_connector_property_set_value [2021-11-25 07:50:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_connector_property_set_value [2021-11-25 07:50:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure drm_connector_cleanup [2021-11-25 07:50:15,616 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_connector_cleanup [2021-11-25 07:50:15,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 07:50:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 07:50:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-25 07:50:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-25 07:50:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure i915_write32___9 [2021-11-25 07:50:15,617 INFO L138 BoogieDeclarations]: Found implementation of procedure i915_write32___9 [2021-11-25 07:50:15,617 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_lock_sched_held [2021-11-25 07:50:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_lock_sched_held [2021-11-25 07:50:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 07:50:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-11-25 07:50:15,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-11-25 07:50:15,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 07:50:15,619 INFO L130 BoogieDeclarations]: Found specification of procedure __gen6_gt_wait_for_fifo [2021-11-25 07:50:15,619 INFO L138 BoogieDeclarations]: Found implementation of procedure __gen6_gt_wait_for_fifo [2021-11-25 07:50:15,619 INFO L130 BoogieDeclarations]: Found specification of procedure static_branch [2021-11-25 07:50:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure static_branch [2021-11-25 07:50:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-25 07:50:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-25 07:50:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure trace_i915_reg_rw___11 [2021-11-25 07:50:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_i915_reg_rw___11 [2021-11-25 07:50:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure __gen6_gt_force_wake_get [2021-11-25 07:50:15,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __gen6_gt_force_wake_get [2021-11-25 07:50:15,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 07:50:15,740 INFO L130 BoogieDeclarations]: Found specification of procedure drm_sysfs_connector_remove [2021-11-25 07:50:15,740 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_sysfs_connector_remove [2021-11-25 07:50:15,740 INFO L130 BoogieDeclarations]: Found specification of procedure gen6_gt_force_wake_get [2021-11-25 07:50:15,740 INFO L138 BoogieDeclarations]: Found implementation of procedure gen6_gt_force_wake_get [2021-11-25 07:50:15,740 INFO L130 BoogieDeclarations]: Found specification of procedure intel_hdmi_dpms [2021-11-25 07:50:15,740 INFO L138 BoogieDeclarations]: Found implementation of procedure intel_hdmi_dpms [2021-11-25 07:50:15,740 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-25 07:50:15,740 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-25 07:50:15,740 INFO L130 BoogieDeclarations]: Found specification of procedure enc_to_intel_hdmi [2021-11-25 07:50:15,740 INFO L138 BoogieDeclarations]: Found implementation of procedure enc_to_intel_hdmi [2021-11-25 07:50:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure drm_get_edid [2021-11-25 07:50:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_get_edid [2021-11-25 07:50:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure intel_attached_hdmi [2021-11-25 07:50:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure intel_attached_hdmi [2021-11-25 07:50:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure intel_hdmi_get_modes [2021-11-25 07:50:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure intel_hdmi_get_modes [2021-11-25 07:50:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure intel_hdmi_detect [2021-11-25 07:50:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure intel_hdmi_detect [2021-11-25 07:50:15,741 INFO L130 BoogieDeclarations]: Found specification of procedure intel_hdmi_mode_valid [2021-11-25 07:50:15,741 INFO L138 BoogieDeclarations]: Found implementation of procedure intel_hdmi_mode_valid [2021-11-25 07:50:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_connector_update_edid_property [2021-11-25 07:50:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_connector_update_edid_property [2021-11-25 07:50:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 07:50:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 07:50:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 07:50:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure drm_detect_monitor_audio [2021-11-25 07:50:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_detect_monitor_audio [2021-11-25 07:50:15,742 INFO L130 BoogieDeclarations]: Found specification of procedure gen6_gt_force_wake_put [2021-11-25 07:50:15,742 INFO L138 BoogieDeclarations]: Found implementation of procedure gen6_gt_force_wake_put [2021-11-25 07:50:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-25 07:50:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-25 07:50:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure intel_attached_encoder [2021-11-25 07:50:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure intel_attached_encoder [2021-11-25 07:50:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure intel_dip_infoframe_csum [2021-11-25 07:50:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure intel_dip_infoframe_csum [2021-11-25 07:50:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 07:50:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~X~~u32~0~X~~u64~0~X~int~TO~VOID [2021-11-25 07:50:15,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~X~~u32~0~X~~u64~0~X~int~TO~VOID [2021-11-25 07:50:15,743 INFO L130 BoogieDeclarations]: Found specification of procedure i915_read32___11 [2021-11-25 07:50:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure i915_read32___11 [2021-11-25 07:50:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure drm_detect_hdmi_monitor [2021-11-25 07:50:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_detect_hdmi_monitor [2021-11-25 07:50:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 07:50:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 07:50:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_is_locked [2021-11-25 07:50:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_is_locked [2021-11-25 07:50:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_dereference [2021-11-25 07:50:15,744 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_dereference [2021-11-25 07:50:15,744 INFO L130 BoogieDeclarations]: Found specification of procedure drm_add_edid_modes [2021-11-25 07:50:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_add_edid_modes [2021-11-25 07:50:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-25 07:50:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-25 07:50:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure intel_hdmi_mode_fixup [2021-11-25 07:50:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure intel_hdmi_mode_fixup [2021-11-25 07:50:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 07:50:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure intel_ddc_get_modes [2021-11-25 07:50:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure intel_ddc_get_modes [2021-11-25 07:50:15,745 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 07:50:15,745 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 07:50:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-25 07:50:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-25 07:50:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 07:50:15,746 INFO L130 BoogieDeclarations]: Found specification of procedure intel_hdmi_destroy [2021-11-25 07:50:15,746 INFO L138 BoogieDeclarations]: Found implementation of procedure intel_hdmi_destroy [2021-11-25 07:50:16,635 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 07:50:16,639 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 07:50:27,659 WARN L815 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-25 07:51:55,425 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume !false; [2021-11-25 07:51:55,426 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume false; [2021-11-25 07:51:55,484 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 07:51:56,156 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 07:51:56,156 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 07:51:56,159 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:51:56 BoogieIcfgContainer [2021-11-25 07:51:56,160 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 07:51:56,161 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 07:51:56,161 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 07:51:56,171 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 07:51:56,172 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:51:56" (1/1) ... [2021-11-25 07:51:56,182 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 07:51:56,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:51:56,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 341 states and 445 transitions. [2021-11-25 07:51:56,271 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 445 transitions. [2021-11-25 07:51:56,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-25 07:51:56,277 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:51:56,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:51:58,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:51:59,430 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-25 07:52:01,981 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 07:52:02,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:02,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 343 states and 455 transitions. [2021-11-25 07:52:02,362 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 455 transitions. [2021-11-25 07:52:02,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-25 07:52:02,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:02,365 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:03,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:04,527 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:52:04,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:04,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 347 states and 461 transitions. [2021-11-25 07:52:04,575 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 461 transitions. [2021-11-25 07:52:04,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2021-11-25 07:52:04,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:04,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:05,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:06,393 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:52:06,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:06,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 353 states and 472 transitions. [2021-11-25 07:52:06,424 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 472 transitions. [2021-11-25 07:52:06,437 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-25 07:52:06,437 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:06,438 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:08,397 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:52:08,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:08,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 355 states and 474 transitions. [2021-11-25 07:52:08,416 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 474 transitions. [2021-11-25 07:52:08,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:52:08,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:08,419 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:09,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:10,314 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:52:10,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:10,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 356 states and 475 transitions. [2021-11-25 07:52:10,337 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 475 transitions. [2021-11-25 07:52:10,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-11-25 07:52:10,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:10,339 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:11,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:12,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:52:12,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:12,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 362 states and 488 transitions. [2021-11-25 07:52:12,651 INFO L276 IsEmpty]: Start isEmpty. Operand 362 states and 488 transitions. [2021-11-25 07:52:12,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:52:12,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:12,653 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:14,958 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:52:14,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:14,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 493 states to 364 states and 491 transitions. [2021-11-25 07:52:14,974 INFO L276 IsEmpty]: Start isEmpty. Operand 364 states and 491 transitions. [2021-11-25 07:52:14,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-25 07:52:14,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:14,978 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:16,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:17,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:52:17,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:17,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 494 states to 365 states and 492 transitions. [2021-11-25 07:52:17,261 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 492 transitions. [2021-11-25 07:52:17,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-11-25 07:52:17,264 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:17,265 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:18,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:19,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:52:19,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:19,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 495 states to 366 states and 493 transitions. [2021-11-25 07:52:19,129 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states and 493 transitions. [2021-11-25 07:52:19,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-11-25 07:52:19,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:19,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:21,159 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:52:21,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:21,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 369 states and 498 transitions. [2021-11-25 07:52:21,184 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 498 transitions. [2021-11-25 07:52:21,186 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2021-11-25 07:52:21,187 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:21,187 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:22,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:23,067 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:52:23,082 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:23,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 372 states and 502 transitions. [2021-11-25 07:52:23,085 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 502 transitions. [2021-11-25 07:52:23,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2021-11-25 07:52:23,091 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:23,091 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:24,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:24,655 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:52:24,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:24,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 374 states and 504 transitions. [2021-11-25 07:52:24,689 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 504 transitions. [2021-11-25 07:52:24,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-25 07:52:24,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:24,691 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:25,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:26,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-25 07:52:26,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:26,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 376 states and 506 transitions. [2021-11-25 07:52:26,305 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 506 transitions. [2021-11-25 07:52:26,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-25 07:52:26,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:26,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:27,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:27,950 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-25 07:52:27,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:27,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 510 states to 378 states and 508 transitions. [2021-11-25 07:52:27,977 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 508 transitions. [2021-11-25 07:52:27,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:52:27,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:27,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:28,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:29,592 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:52:29,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:29,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 519 states to 384 states and 517 transitions. [2021-11-25 07:52:29,620 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 517 transitions. [2021-11-25 07:52:29,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-25 07:52:29,623 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:29,623 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:30,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:31,316 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-25 07:52:31,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:31,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 385 states and 518 transitions. [2021-11-25 07:52:31,359 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 518 transitions. [2021-11-25 07:52:31,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-25 07:52:31,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:31,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:32,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:33,188 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:52:33,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:33,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 388 states and 523 transitions. [2021-11-25 07:52:33,206 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 523 transitions. [2021-11-25 07:52:33,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-25 07:52:33,208 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:33,209 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:34,934 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-25 07:52:34,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:34,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 390 states and 525 transitions. [2021-11-25 07:52:34,954 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 525 transitions. [2021-11-25 07:52:34,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-25 07:52:34,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-25 07:52:34,962 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 07:52:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 07:52:36,183 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-25 07:52:36,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-25 07:52:36,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 337 states and 440 transitions. [2021-11-25 07:52:36,214 INFO L276 IsEmpty]: Start isEmpty. Operand 337 states and 440 transitions. [2021-11-25 07:52:36,225 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-25 07:52:36,226 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 20 iterations. [2021-11-25 07:52:36,235 INFO L754 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2021-11-25 07:52:36,489 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,493 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,494 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,494 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,494 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,494 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,494 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,495 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,496 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,496 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,496 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,496 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,496 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,496 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,497 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,497 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,497 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,497 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,497 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,497 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,498 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,498 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,498 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,498 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,498 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,498 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,499 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,499 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2021-11-25 07:52:36,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 25.11 07:52:36 ImpRootNode [2021-11-25 07:52:36,499 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2021-11-25 07:52:36,500 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 07:52:36,500 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 07:52:36,500 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 07:52:36,501 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 07:51:56" (3/4) ... [2021-11-25 07:52:36,504 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 07:52:36,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure intel_hdmi_get_modes [2021-11-25 07:52:36,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure drm_mode_connector_update_edid_property [2021-11-25 07:52:36,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rcu_read_lock_sched_held [2021-11-25 07:52:36,512 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure trace_i915_reg_rw___11 [2021-11-25 07:52:36,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2021-11-25 07:52:36,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2021-11-25 07:52:36,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure drm_crtc_helper_set_mode [2021-11-25 07:52:36,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2021-11-25 07:52:36,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure intel_hdmi_dpms [2021-11-25 07:52:36,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_is_locked [2021-11-25 07:52:36,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure intel_attached_hdmi [2021-11-25 07:52:36,513 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure drm_get_edid [2021-11-25 07:52:36,514 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure drm_detect_monitor_audio [2021-11-25 07:52:36,514 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure intel_attached_encoder [2021-11-25 07:52:36,514 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __gen6_gt_wait_for_fifo [2021-11-25 07:52:36,514 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure drm_connector_property_set_value [2021-11-25 07:52:36,514 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __gen6_gt_force_wake_get [2021-11-25 07:52:36,515 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure intel_hdmi_mode_valid [2021-11-25 07:52:36,515 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure drm_add_edid_modes [2021-11-25 07:52:36,515 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure static_branch [2021-11-25 07:52:36,515 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure intel_dip_infoframe_csum [2021-11-25 07:52:36,515 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure drm_detect_hdmi_monitor [2021-11-25 07:52:36,515 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lockdep_rcu_dereference [2021-11-25 07:52:36,515 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rcu_read_lock_sched_notrace [2021-11-25 07:52:36,516 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_read [2021-11-25 07:52:36,516 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure readl [2021-11-25 07:52:36,516 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure i915_read32___11 [2021-11-25 07:52:36,516 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure writel [2021-11-25 07:52:36,516 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure intel_hdmi_mode_set [2021-11-25 07:52:36,516 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure debug_lockdep_rcu_enabled [2021-11-25 07:52:36,517 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure intel_hdmi_detect [2021-11-25 07:52:36,517 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure drm_connector_cleanup [2021-11-25 07:52:36,517 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-25 07:52:36,517 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure intel_hdmi_mode_fixup [2021-11-25 07:52:36,517 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure intel_hdmi_destroy [2021-11-25 07:52:36,517 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~~bool~0~X~~u32~0~X~~u64~0~X~int~TO~VOID [2021-11-25 07:52:36,517 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gen6_gt_force_wake_put [2021-11-25 07:52:36,518 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure enc_to_intel_hdmi [2021-11-25 07:52:36,518 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure i915_write32___9 [2021-11-25 07:52:36,518 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure drm_sysfs_connector_remove [2021-11-25 07:52:36,518 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_blast_assert [2021-11-25 07:52:36,518 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gen6_gt_force_wake_get [2021-11-25 07:52:36,519 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure intel_ddc_get_modes [2021-11-25 07:52:36,519 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2021-11-25 07:52:36,666 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2216 nodes and edges [2021-11-25 07:52:36,691 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1082 nodes and edges [2021-11-25 07:52:36,698 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 527 nodes and edges [2021-11-25 07:52:36,704 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 260 nodes and edges [2021-11-25 07:52:36,710 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 130 nodes and edges [2021-11-25 07:52:36,716 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 65 nodes and edges [2021-11-25 07:52:36,722 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 33 nodes and edges [2021-11-25 07:52:36,728 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2021-11-25 07:52:36,951 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2021-11-25 07:52:36,956 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-25 07:52:36,970 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-25 07:52:36,983 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 07:52:36,992 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges