./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 13:43:54,347 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 13:43:54,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 13:43:54,371 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 13:43:54,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 13:43:54,378 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 13:43:54,380 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 13:43:54,384 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 13:43:54,386 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 13:43:54,392 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 13:43:54,393 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 13:43:54,395 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 13:43:54,396 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 13:43:54,401 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 13:43:54,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 13:43:54,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 13:43:54,406 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 13:43:54,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 13:43:54,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 13:43:54,426 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 13:43:54,427 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 13:43:54,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 13:43:54,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 13:43:54,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 13:43:54,441 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 13:43:54,442 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 13:43:54,442 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 13:43:54,443 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 13:43:54,443 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 13:43:54,444 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 13:43:54,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 13:43:54,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 13:43:54,445 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 13:43:54,459 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 13:43:54,460 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 13:43:54,460 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 13:43:54,461 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 13:43:54,461 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 13:43:54,463 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 13:43:54,464 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 13:43:54,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 13:43:54,465 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 13:43:54,502 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 13:43:54,502 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 13:43:54,502 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 13:43:54,502 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 13:43:54,506 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 13:43:54,506 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 13:43:54,506 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 13:43:54,507 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 13:43:54,507 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 13:43:54,507 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 13:43:54,508 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 13:43:54,508 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 13:43:54,508 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 13:43:54,509 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 13:43:54,509 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 13:43:54,509 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 13:43:54,509 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 13:43:54,509 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 13:43:54,510 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 13:43:54,510 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 13:43:54,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 13:43:54,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 13:43:54,511 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 13:43:54,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 13:43:54,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 13:43:54,512 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 13:43:54,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 13:43:54,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 13:43:54,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 13:43:54,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:43:54,512 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 13:43:54,513 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 13:43:54,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 13:43:54,513 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 13:43:54,513 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 13:43:54,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 13:43:54,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 13:43:54,514 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 13:43:54,515 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_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d54ec533bcab354bf7ab20b9139a2cc0ce3cf7423a4c806e696ce4b9d5812e9 [2022-11-23 13:43:54,756 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 13:43:54,816 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 13:43:54,829 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 13:43:54,830 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 13:43:54,846 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 13:43:54,848 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-23 13:43:57,857 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 13:43:58,338 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 13:43:58,339 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-23 13:43:58,371 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/data/43e81aadb/c3f70d6c46e644b3af88980d98c329e7/FLAG24cd422bb [2022-11-23 13:43:58,389 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/data/43e81aadb/c3f70d6c46e644b3af88980d98c329e7 [2022-11-23 13:43:58,393 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 13:43:58,395 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 13:43:58,400 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 13:43:58,400 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 13:43:58,404 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 13:43:58,405 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:58" (1/1) ... [2022-11-23 13:43:58,406 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d8ecb33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:58, skipping insertion in model container [2022-11-23 13:43:58,407 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:58" (1/1) ... [2022-11-23 13:43:58,414 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 13:43:58,518 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 13:43:59,652 WARN L237 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_1d44de35-6e29-4eab-9208-06aedf22ae7b/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2022-11-23 13:43:59,770 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:43:59,792 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 13:44:00,064 WARN L237 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_1d44de35-6e29-4eab-9208-06aedf22ae7b/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i[129019,129032] [2022-11-23 13:44:00,098 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 13:44:00,148 INFO L208 MainTranslator]: Completed translation [2022-11-23 13:44:00,148 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:00 WrapperNode [2022-11-23 13:44:00,148 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 13:44:00,150 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 13:44:00,150 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 13:44:00,151 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 13:44:00,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:00" (1/1) ... [2022-11-23 13:44:00,223 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:00" (1/1) ... [2022-11-23 13:44:00,310 INFO L138 Inliner]: procedures = 176, calls = 857, calls flagged for inlining = 76, calls inlined = 63, statements flattened = 1447 [2022-11-23 13:44:00,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 13:44:00,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 13:44:00,314 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 13:44:00,314 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 13:44:00,324 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:00" (1/1) ... [2022-11-23 13:44:00,324 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:00" (1/1) ... [2022-11-23 13:44:00,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:00" (1/1) ... [2022-11-23 13:44:00,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:00" (1/1) ... [2022-11-23 13:44:00,430 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:00" (1/1) ... [2022-11-23 13:44:00,438 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:00" (1/1) ... [2022-11-23 13:44:00,446 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:00" (1/1) ... [2022-11-23 13:44:00,453 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:00" (1/1) ... [2022-11-23 13:44:00,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 13:44:00,466 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 13:44:00,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 13:44:00,467 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 13:44:00,467 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:00" (1/1) ... [2022-11-23 13:44:00,473 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 13:44:00,484 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:44:00,569 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 13:44:00,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 13:44:00,612 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-23 13:44:00,612 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-23 13:44:00,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 13:44:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 13:44:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 13:44:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-23 13:44:00,613 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-23 13:44:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 13:44:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 13:44:00,613 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 13:44:00,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 13:44:00,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 13:44:00,614 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 13:44:00,614 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 13:44:00,614 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-23 13:44:00,614 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-23 13:44:00,614 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2022-11-23 13:44:00,614 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2022-11-23 13:44:00,614 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2022-11-23 13:44:00,615 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2022-11-23 13:44:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 13:44:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-23 13:44:00,615 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-23 13:44:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure class_remove_file [2022-11-23 13:44:00,615 INFO L138 BoogieDeclarations]: Found implementation of procedure class_remove_file [2022-11-23 13:44:00,615 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-23 13:44:00,615 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-23 13:44:00,616 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2022-11-23 13:44:00,616 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2022-11-23 13:44:00,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-23 13:44:00,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-23 13:44:00,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-23 13:44:00,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-23 13:44:00,616 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 13:44:00,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 13:44:00,616 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-23 13:44:00,616 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-23 13:44:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-23 13:44:00,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-23 13:44:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 13:44:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-11-23 13:44:00,617 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-11-23 13:44:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 13:44:00,617 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 13:44:00,617 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2022-11-23 13:44:00,617 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2022-11-23 13:44:00,618 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 13:44:00,618 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_status [2022-11-23 13:44:00,618 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_status [2022-11-23 13:44:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 13:44:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 13:44:00,619 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_remove [2022-11-23 13:44:00,620 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_remove [2022-11-23 13:44:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_poll [2022-11-23 13:44:00,620 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_poll [2022-11-23 13:44:00,620 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 13:44:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-23 13:44:00,621 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-23 13:44:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-23 13:44:00,621 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-23 13:44:00,621 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-23 13:44:00,621 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-23 13:44:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 13:44:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 13:44:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2022-11-23 13:44:00,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2022-11-23 13:44:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-23 13:44:00,622 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-23 13:44:00,622 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2022-11-23 13:44:00,622 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev_region [2022-11-23 13:44:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-11-23 13:44:00,623 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-11-23 13:44:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 13:44:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 13:44:00,623 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-23 13:44:00,623 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-23 13:44:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 13:44:00,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 13:44:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure phantom_ioctl [2022-11-23 13:44:00,624 INFO L138 BoogieDeclarations]: Found implementation of procedure phantom_ioctl [2022-11-23 13:44:00,624 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_phantom_mutex [2022-11-23 13:44:00,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_phantom_mutex [2022-11-23 13:44:00,625 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-23 13:44:00,625 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-23 13:44:01,009 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 13:44:01,011 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 13:44:02,802 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 13:44:03,257 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 13:44:03,257 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 13:44:03,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:44:03 BoogieIcfgContainer [2022-11-23 13:44:03,262 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 13:44:03,265 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 13:44:03,265 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 13:44:03,268 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 13:44:03,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:43:58" (1/3) ... [2022-11-23 13:44:03,271 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@485adaa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:44:03, skipping insertion in model container [2022-11-23 13:44:03,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:44:00" (2/3) ... [2022-11-23 13:44:03,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@485adaa1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:44:03, skipping insertion in model container [2022-11-23 13:44:03,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:44:03" (3/3) ... [2022-11-23 13:44:03,273 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--misc--phantom.ko-main.cil.out.i [2022-11-23 13:44:03,291 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 13:44:03,292 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 13:44:03,376 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 13:44:03,385 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@727bd66a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 13:44:03,385 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 13:44:03,391 INFO L276 IsEmpty]: Start isEmpty. Operand has 422 states, 256 states have (on average 1.3671875) internal successors, (350), 275 states have internal predecessors, (350), 130 states have call successors, (130), 34 states have call predecessors, (130), 34 states have return successors, (130), 128 states have call predecessors, (130), 130 states have call successors, (130) [2022-11-23 13:44:03,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-11-23 13:44:03,399 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:44:03,400 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:44:03,400 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:44:03,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:44:03,409 INFO L85 PathProgramCache]: Analyzing trace with hash -939295303, now seen corresponding path program 1 times [2022-11-23 13:44:03,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:44:03,420 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1618387228] [2022-11-23 13:44:03,420 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:44:03,420 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:44:03,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:44:03,903 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:44:03,906 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:44:03,906 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1618387228] [2022-11-23 13:44:03,907 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1618387228] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:44:03,908 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:44:03,908 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 13:44:03,910 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2143840027] [2022-11-23 13:44:03,910 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:44:03,915 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 13:44:03,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:44:03,964 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 13:44:03,965 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:03,970 INFO L87 Difference]: Start difference. First operand has 422 states, 256 states have (on average 1.3671875) internal successors, (350), 275 states have internal predecessors, (350), 130 states have call successors, (130), 34 states have call predecessors, (130), 34 states have return successors, (130), 128 states have call predecessors, (130), 130 states have call successors, (130) Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 13:44:04,483 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:44:04,483 INFO L93 Difference]: Finished difference Result 984 states and 1424 transitions. [2022-11-23 13:44:04,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 13:44:04,486 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 11 [2022-11-23 13:44:04,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:44:04,509 INFO L225 Difference]: With dead ends: 984 [2022-11-23 13:44:04,509 INFO L226 Difference]: Without dead ends: 559 [2022-11-23 13:44:04,521 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:04,525 INFO L413 NwaCegarLoop]: 538 mSDtfsCounter, 216 mSDsluCounter, 463 mSDsCounter, 0 mSdLazyCounter, 194 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 216 SdHoareTripleChecker+Valid, 1001 SdHoareTripleChecker+Invalid, 197 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 194 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-23 13:44:04,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [216 Valid, 1001 Invalid, 197 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 194 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-23 13:44:04,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 559 states. [2022-11-23 13:44:04,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 559 to 543. [2022-11-23 13:44:04,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 543 states, 333 states have (on average 1.3753753753753755) internal successors, (458), 359 states have internal predecessors, (458), 160 states have call successors, (160), 51 states have call predecessors, (160), 49 states have return successors, (150), 143 states have call predecessors, (150), 150 states have call successors, (150) [2022-11-23 13:44:04,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 768 transitions. [2022-11-23 13:44:04,654 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 768 transitions. Word has length 11 [2022-11-23 13:44:04,654 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:44:04,655 INFO L495 AbstractCegarLoop]: Abstraction has 543 states and 768 transitions. [2022-11-23 13:44:04,655 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 2 states have internal predecessors, (10), 1 states have call successors, (1), 1 states have call predecessors, (1), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 13:44:04,655 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 768 transitions. [2022-11-23 13:44:04,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-11-23 13:44:04,658 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:44:04,658 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:44:04,658 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 13:44:04,658 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:44:04,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:44:04,659 INFO L85 PathProgramCache]: Analyzing trace with hash -580383149, now seen corresponding path program 1 times [2022-11-23 13:44:04,659 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:44:04,660 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216368346] [2022-11-23 13:44:04,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:44:04,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:44:04,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:44:04,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:44:04,913 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:44:04,914 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216368346] [2022-11-23 13:44:04,914 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216368346] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:44:04,914 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:44:04,914 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 13:44:04,915 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1964242393] [2022-11-23 13:44:04,915 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:44:04,916 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 13:44:04,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:44:04,917 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 13:44:04,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:04,921 INFO L87 Difference]: Start difference. First operand 543 states and 768 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-23 13:44:05,445 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:44:05,446 INFO L93 Difference]: Finished difference Result 1571 states and 2214 transitions. [2022-11-23 13:44:05,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 13:44:05,446 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 25 [2022-11-23 13:44:05,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:44:05,453 INFO L225 Difference]: With dead ends: 1571 [2022-11-23 13:44:05,453 INFO L226 Difference]: Without dead ends: 1029 [2022-11-23 13:44:05,456 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:05,457 INFO L413 NwaCegarLoop]: 621 mSDtfsCounter, 560 mSDsluCounter, 486 mSDsCounter, 0 mSdLazyCounter, 183 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 560 SdHoareTripleChecker+Valid, 1107 SdHoareTripleChecker+Invalid, 186 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 183 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-23 13:44:05,458 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [560 Valid, 1107 Invalid, 186 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 183 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-23 13:44:05,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1029 states. [2022-11-23 13:44:05,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1029 to 1022. [2022-11-23 13:44:05,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1022 states, 633 states have (on average 1.363349131121643) internal successors, (863), 671 states have internal predecessors, (863), 291 states have call successors, (291), 100 states have call predecessors, (291), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2022-11-23 13:44:05,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1022 states to 1022 states and 1435 transitions. [2022-11-23 13:44:05,539 INFO L78 Accepts]: Start accepts. Automaton has 1022 states and 1435 transitions. Word has length 25 [2022-11-23 13:44:05,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:44:05,539 INFO L495 AbstractCegarLoop]: Abstraction has 1022 states and 1435 transitions. [2022-11-23 13:44:05,539 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (5), 2 states have call predecessors, (5), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2022-11-23 13:44:05,540 INFO L276 IsEmpty]: Start isEmpty. Operand 1022 states and 1435 transitions. [2022-11-23 13:44:05,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-23 13:44:05,541 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:44:05,541 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:44:05,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 13:44:05,542 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:44:05,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:44:05,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1675515184, now seen corresponding path program 1 times [2022-11-23 13:44:05,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:44:05,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [856443869] [2022-11-23 13:44:05,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:44:05,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:44:05,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:44:05,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:44:05,706 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:44:05,706 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [856443869] [2022-11-23 13:44:05,706 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [856443869] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:44:05,706 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:44:05,707 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 13:44:05,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113793644] [2022-11-23 13:44:05,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:44:05,707 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 13:44:05,707 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:44:05,708 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 13:44:05,708 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:05,708 INFO L87 Difference]: Start difference. First operand 1022 states and 1435 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 13:44:05,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:44:05,967 INFO L93 Difference]: Finished difference Result 1024 states and 1436 transitions. [2022-11-23 13:44:05,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 13:44:05,967 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 28 [2022-11-23 13:44:05,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:44:05,973 INFO L225 Difference]: With dead ends: 1024 [2022-11-23 13:44:05,973 INFO L226 Difference]: Without dead ends: 1021 [2022-11-23 13:44:05,974 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:05,975 INFO L413 NwaCegarLoop]: 505 mSDtfsCounter, 578 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 578 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 13:44:05,975 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [578 Valid, 505 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 13:44:05,977 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1021 states. [2022-11-23 13:44:06,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1021 to 1021. [2022-11-23 13:44:06,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1021 states, 633 states have (on average 1.3617693522906793) internal successors, (862), 670 states have internal predecessors, (862), 290 states have call successors, (290), 100 states have call predecessors, (290), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2022-11-23 13:44:06,083 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1021 states to 1021 states and 1433 transitions. [2022-11-23 13:44:06,083 INFO L78 Accepts]: Start accepts. Automaton has 1021 states and 1433 transitions. Word has length 28 [2022-11-23 13:44:06,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:44:06,084 INFO L495 AbstractCegarLoop]: Abstraction has 1021 states and 1433 transitions. [2022-11-23 13:44:06,084 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 13:44:06,085 INFO L276 IsEmpty]: Start isEmpty. Operand 1021 states and 1433 transitions. [2022-11-23 13:44:06,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-23 13:44:06,089 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:44:06,089 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:44:06,089 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 13:44:06,090 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:44:06,090 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:44:06,090 INFO L85 PathProgramCache]: Analyzing trace with hash -401870578, now seen corresponding path program 1 times [2022-11-23 13:44:06,090 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:44:06,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [367334980] [2022-11-23 13:44:06,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:44:06,091 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:44:06,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:44:06,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:44:06,226 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:44:06,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [367334980] [2022-11-23 13:44:06,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [367334980] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:44:06,227 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:44:06,227 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 13:44:06,228 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1509009196] [2022-11-23 13:44:06,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:44:06,228 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 13:44:06,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:44:06,229 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 13:44:06,229 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:06,229 INFO L87 Difference]: Start difference. First operand 1021 states and 1433 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 13:44:06,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:44:06,502 INFO L93 Difference]: Finished difference Result 1023 states and 1434 transitions. [2022-11-23 13:44:06,502 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 13:44:06,503 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 29 [2022-11-23 13:44:06,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:44:06,509 INFO L225 Difference]: With dead ends: 1023 [2022-11-23 13:44:06,509 INFO L226 Difference]: Without dead ends: 1020 [2022-11-23 13:44:06,510 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:06,519 INFO L413 NwaCegarLoop]: 503 mSDtfsCounter, 575 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 575 SdHoareTripleChecker+Valid, 503 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 13:44:06,521 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [575 Valid, 503 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 13:44:06,524 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1020 states. [2022-11-23 13:44:06,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1020 to 1020. [2022-11-23 13:44:06,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1020 states, 633 states have (on average 1.3601895734597156) internal successors, (861), 669 states have internal predecessors, (861), 289 states have call successors, (289), 100 states have call predecessors, (289), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2022-11-23 13:44:06,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1020 states to 1020 states and 1431 transitions. [2022-11-23 13:44:06,608 INFO L78 Accepts]: Start accepts. Automaton has 1020 states and 1431 transitions. Word has length 29 [2022-11-23 13:44:06,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:44:06,610 INFO L495 AbstractCegarLoop]: Abstraction has 1020 states and 1431 transitions. [2022-11-23 13:44:06,610 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 13:44:06,610 INFO L276 IsEmpty]: Start isEmpty. Operand 1020 states and 1431 transitions. [2022-11-23 13:44:06,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-23 13:44:06,613 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:44:06,613 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:44:06,613 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 13:44:06,613 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:44:06,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:44:06,614 INFO L85 PathProgramCache]: Analyzing trace with hash 426411411, now seen corresponding path program 1 times [2022-11-23 13:44:06,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:44:06,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636283199] [2022-11-23 13:44:06,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:44:06,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:44:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:44:06,787 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:44:06,787 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:44:06,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636283199] [2022-11-23 13:44:06,788 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1636283199] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:44:06,788 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:44:06,788 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 13:44:06,788 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [965878760] [2022-11-23 13:44:06,788 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:44:06,789 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 13:44:06,789 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:44:06,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 13:44:06,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:06,790 INFO L87 Difference]: Start difference. First operand 1020 states and 1431 transitions. Second operand has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 13:44:07,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:44:07,084 INFO L93 Difference]: Finished difference Result 1022 states and 1432 transitions. [2022-11-23 13:44:07,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 13:44:07,084 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 30 [2022-11-23 13:44:07,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:44:07,089 INFO L225 Difference]: With dead ends: 1022 [2022-11-23 13:44:07,090 INFO L226 Difference]: Without dead ends: 1019 [2022-11-23 13:44:07,091 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:07,091 INFO L413 NwaCegarLoop]: 501 mSDtfsCounter, 572 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 572 SdHoareTripleChecker+Valid, 501 SdHoareTripleChecker+Invalid, 90 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 13:44:07,092 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [572 Valid, 501 Invalid, 90 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 13:44:07,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1019 states. [2022-11-23 13:44:07,174 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1019 to 1019. [2022-11-23 13:44:07,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1019 states, 633 states have (on average 1.3586097946287519) internal successors, (860), 668 states have internal predecessors, (860), 288 states have call successors, (288), 100 states have call predecessors, (288), 97 states have return successors, (281), 268 states have call predecessors, (281), 281 states have call successors, (281) [2022-11-23 13:44:07,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 1429 transitions. [2022-11-23 13:44:07,182 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 1429 transitions. Word has length 30 [2022-11-23 13:44:07,182 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:44:07,182 INFO L495 AbstractCegarLoop]: Abstraction has 1019 states and 1429 transitions. [2022-11-23 13:44:07,183 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.666666666666667) internal successors, (23), 3 states have internal predecessors, (23), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 13:44:07,183 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1429 transitions. [2022-11-23 13:44:07,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-23 13:44:07,184 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:44:07,184 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:44:07,184 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 13:44:07,184 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:44:07,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:44:07,185 INFO L85 PathProgramCache]: Analyzing trace with hash 333354161, now seen corresponding path program 1 times [2022-11-23 13:44:07,185 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:44:07,185 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1368422897] [2022-11-23 13:44:07,186 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:44:07,186 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:44:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:44:07,304 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:44:07,304 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:44:07,304 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1368422897] [2022-11-23 13:44:07,304 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1368422897] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:44:07,305 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:44:07,305 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 13:44:07,305 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699479810] [2022-11-23 13:44:07,305 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:44:07,305 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 13:44:07,306 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:44:07,306 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 13:44:07,306 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:07,306 INFO L87 Difference]: Start difference. First operand 1019 states and 1429 transitions. Second operand has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 13:44:07,851 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:44:07,852 INFO L93 Difference]: Finished difference Result 1964 states and 2745 transitions. [2022-11-23 13:44:07,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 13:44:07,852 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 31 [2022-11-23 13:44:07,853 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:44:07,861 INFO L225 Difference]: With dead ends: 1964 [2022-11-23 13:44:07,862 INFO L226 Difference]: Without dead ends: 1959 [2022-11-23 13:44:07,863 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:07,864 INFO L413 NwaCegarLoop]: 626 mSDtfsCounter, 531 mSDsluCounter, 471 mSDsCounter, 0 mSdLazyCounter, 190 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 531 SdHoareTripleChecker+Valid, 1097 SdHoareTripleChecker+Invalid, 196 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 190 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-23 13:44:07,864 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [531 Valid, 1097 Invalid, 196 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 190 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-23 13:44:07,867 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1959 states. [2022-11-23 13:44:08,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1959 to 1955. [2022-11-23 13:44:08,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1955 states, 1227 states have (on average 1.361043194784026) internal successors, (1670), 1291 states have internal predecessors, (1670), 535 states have call successors, (535), 197 states have call predecessors, (535), 192 states have return successors, (528), 502 states have call predecessors, (528), 528 states have call successors, (528) [2022-11-23 13:44:08,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1955 states to 1955 states and 2733 transitions. [2022-11-23 13:44:08,030 INFO L78 Accepts]: Start accepts. Automaton has 1955 states and 2733 transitions. Word has length 31 [2022-11-23 13:44:08,032 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:44:08,032 INFO L495 AbstractCegarLoop]: Abstraction has 1955 states and 2733 transitions. [2022-11-23 13:44:08,032 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 13:44:08,032 INFO L276 IsEmpty]: Start isEmpty. Operand 1955 states and 2733 transitions. [2022-11-23 13:44:08,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-23 13:44:08,034 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:44:08,034 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:44:08,035 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 13:44:08,035 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:44:08,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:44:08,035 INFO L85 PathProgramCache]: Analyzing trace with hash 1743551574, now seen corresponding path program 1 times [2022-11-23 13:44:08,040 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:44:08,040 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [724473968] [2022-11-23 13:44:08,040 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:44:08,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:44:08,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:44:08,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-23 13:44:08,225 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:44:08,226 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [724473968] [2022-11-23 13:44:08,226 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [724473968] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:44:08,226 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:44:08,226 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 13:44:08,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259167392] [2022-11-23 13:44:08,226 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:44:08,227 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 13:44:08,227 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:44:08,227 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 13:44:08,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:08,228 INFO L87 Difference]: Start difference. First operand 1955 states and 2733 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 13:44:08,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:44:08,645 INFO L93 Difference]: Finished difference Result 1984 states and 2752 transitions. [2022-11-23 13:44:08,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 13:44:08,645 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 32 [2022-11-23 13:44:08,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:44:08,657 INFO L225 Difference]: With dead ends: 1984 [2022-11-23 13:44:08,657 INFO L226 Difference]: Without dead ends: 1949 [2022-11-23 13:44:08,659 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:08,660 INFO L413 NwaCegarLoop]: 502 mSDtfsCounter, 527 mSDsluCounter, 37 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 527 SdHoareTripleChecker+Valid, 539 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 13:44:08,660 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [527 Valid, 539 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 13:44:08,663 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1949 states. [2022-11-23 13:44:08,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1949 to 1946. [2022-11-23 13:44:08,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1946 states, 1225 states have (on average 1.3559183673469388) internal successors, (1661), 1286 states have internal predecessors, (1661), 525 states have call successors, (525), 200 states have call predecessors, (525), 195 states have return successors, (520), 495 states have call predecessors, (520), 520 states have call successors, (520) [2022-11-23 13:44:08,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1946 states to 1946 states and 2706 transitions. [2022-11-23 13:44:08,829 INFO L78 Accepts]: Start accepts. Automaton has 1946 states and 2706 transitions. Word has length 32 [2022-11-23 13:44:08,830 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:44:08,830 INFO L495 AbstractCegarLoop]: Abstraction has 1946 states and 2706 transitions. [2022-11-23 13:44:08,830 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 3 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-11-23 13:44:08,830 INFO L276 IsEmpty]: Start isEmpty. Operand 1946 states and 2706 transitions. [2022-11-23 13:44:08,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-23 13:44:08,835 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:44:08,836 INFO L195 NwaCegarLoop]: trace histogram [4, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:44:08,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 13:44:08,836 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:44:08,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:44:08,837 INFO L85 PathProgramCache]: Analyzing trace with hash -18183760, now seen corresponding path program 1 times [2022-11-23 13:44:08,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:44:08,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641928981] [2022-11-23 13:44:08,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:44:08,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:44:08,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:44:09,063 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-23 13:44:09,067 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:44:09,067 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641928981] [2022-11-23 13:44:09,067 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641928981] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:44:09,067 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:44:09,067 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 13:44:09,068 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832132951] [2022-11-23 13:44:09,068 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:44:09,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 13:44:09,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:44:09,070 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 13:44:09,070 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:09,071 INFO L87 Difference]: Start difference. First operand 1946 states and 2706 transitions. Second operand has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-23 13:44:09,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:44:09,695 INFO L93 Difference]: Finished difference Result 3686 states and 5089 transitions. [2022-11-23 13:44:09,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 13:44:09,696 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 94 [2022-11-23 13:44:09,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:44:09,704 INFO L225 Difference]: With dead ends: 3686 [2022-11-23 13:44:09,705 INFO L226 Difference]: Without dead ends: 1741 [2022-11-23 13:44:09,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:09,711 INFO L413 NwaCegarLoop]: 756 mSDtfsCounter, 423 mSDsluCounter, 484 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 423 SdHoareTripleChecker+Valid, 1240 SdHoareTripleChecker+Invalid, 227 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-23 13:44:09,712 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [423 Valid, 1240 Invalid, 227 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-23 13:44:09,714 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1741 states. [2022-11-23 13:44:09,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1741 to 1603. [2022-11-23 13:44:09,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1603 states, 1017 states have (on average 1.3657817109144543) internal successors, (1389), 1061 states have internal predecessors, (1389), 421 states have call successors, (421), 167 states have call predecessors, (421), 164 states have return successors, (416), 398 states have call predecessors, (416), 416 states have call successors, (416) [2022-11-23 13:44:09,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1603 states to 1603 states and 2226 transitions. [2022-11-23 13:44:09,868 INFO L78 Accepts]: Start accepts. Automaton has 1603 states and 2226 transitions. Word has length 94 [2022-11-23 13:44:09,868 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:44:09,868 INFO L495 AbstractCegarLoop]: Abstraction has 1603 states and 2226 transitions. [2022-11-23 13:44:09,868 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.666666666666668) internal successors, (59), 3 states have internal predecessors, (59), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-11-23 13:44:09,868 INFO L276 IsEmpty]: Start isEmpty. Operand 1603 states and 2226 transitions. [2022-11-23 13:44:09,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-23 13:44:09,871 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:44:09,872 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:44:09,872 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 13:44:09,872 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:44:09,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:44:09,873 INFO L85 PathProgramCache]: Analyzing trace with hash -273626125, now seen corresponding path program 1 times [2022-11-23 13:44:09,873 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:44:09,873 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [921961070] [2022-11-23 13:44:09,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:44:09,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:44:09,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:44:10,343 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-23 13:44:10,344 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:44:10,344 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [921961070] [2022-11-23 13:44:10,344 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [921961070] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:44:10,344 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:44:10,344 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 13:44:10,344 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1744678326] [2022-11-23 13:44:10,345 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:44:10,345 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 13:44:10,345 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:44:10,346 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 13:44:10,346 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:10,346 INFO L87 Difference]: Start difference. First operand 1603 states and 2226 transitions. Second operand has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-23 13:44:10,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:44:10,759 INFO L93 Difference]: Finished difference Result 1608 states and 2229 transitions. [2022-11-23 13:44:10,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 13:44:10,760 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 117 [2022-11-23 13:44:10,760 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:44:10,768 INFO L225 Difference]: With dead ends: 1608 [2022-11-23 13:44:10,768 INFO L226 Difference]: Without dead ends: 1605 [2022-11-23 13:44:10,769 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 13:44:10,770 INFO L413 NwaCegarLoop]: 494 mSDtfsCounter, 38 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 956 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-23 13:44:10,770 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 956 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-23 13:44:10,773 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1605 states. [2022-11-23 13:44:10,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1605 to 1602. [2022-11-23 13:44:10,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1602 states, 1017 states have (on average 1.3618485742379547) internal successors, (1385), 1060 states have internal predecessors, (1385), 420 states have call successors, (420), 167 states have call predecessors, (420), 164 states have return successors, (416), 398 states have call predecessors, (416), 416 states have call successors, (416) [2022-11-23 13:44:10,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1602 states to 1602 states and 2221 transitions. [2022-11-23 13:44:10,917 INFO L78 Accepts]: Start accepts. Automaton has 1602 states and 2221 transitions. Word has length 117 [2022-11-23 13:44:10,917 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:44:10,917 INFO L495 AbstractCegarLoop]: Abstraction has 1602 states and 2221 transitions. [2022-11-23 13:44:10,918 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-23 13:44:10,918 INFO L276 IsEmpty]: Start isEmpty. Operand 1602 states and 2221 transitions. [2022-11-23 13:44:10,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-23 13:44:10,920 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:44:10,920 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:44:10,921 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2022-11-23 13:44:10,921 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:44:10,921 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:44:10,922 INFO L85 PathProgramCache]: Analyzing trace with hash 479589660, now seen corresponding path program 1 times [2022-11-23 13:44:10,922 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:44:10,922 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1191138028] [2022-11-23 13:44:10,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:44:10,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:44:11,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:44:11,559 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-23 13:44:11,559 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:44:11,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1191138028] [2022-11-23 13:44:11,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1191138028] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:44:11,559 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 13:44:11,560 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 13:44:11,560 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703702676] [2022-11-23 13:44:11,560 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:44:11,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 13:44:11,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:44:11,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 13:44:11,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 13:44:11,561 INFO L87 Difference]: Start difference. First operand 1602 states and 2221 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-11-23 13:44:12,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:44:12,372 INFO L93 Difference]: Finished difference Result 1660 states and 2286 transitions. [2022-11-23 13:44:12,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 13:44:12,373 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) Word has length 118 [2022-11-23 13:44:12,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:44:12,389 INFO L225 Difference]: With dead ends: 1660 [2022-11-23 13:44:12,389 INFO L226 Difference]: Without dead ends: 1657 [2022-11-23 13:44:12,390 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-23 13:44:12,391 INFO L413 NwaCegarLoop]: 658 mSDtfsCounter, 197 mSDsluCounter, 995 mSDsCounter, 0 mSdLazyCounter, 455 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 234 SdHoareTripleChecker+Valid, 1653 SdHoareTripleChecker+Invalid, 457 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 455 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-23 13:44:12,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [234 Valid, 1653 Invalid, 457 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 455 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-23 13:44:12,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1657 states. [2022-11-23 13:44:12,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1657 to 1655. [2022-11-23 13:44:12,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1655 states, 1047 states have (on average 1.3514804202483286) internal successors, (1415), 1089 states have internal predecessors, (1415), 433 states have call successors, (433), 177 states have call predecessors, (433), 174 states have return successors, (430), 412 states have call predecessors, (430), 430 states have call successors, (430) [2022-11-23 13:44:12,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1655 states to 1655 states and 2278 transitions. [2022-11-23 13:44:12,546 INFO L78 Accepts]: Start accepts. Automaton has 1655 states and 2278 transitions. Word has length 118 [2022-11-23 13:44:12,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:44:12,548 INFO L495 AbstractCegarLoop]: Abstraction has 1655 states and 2278 transitions. [2022-11-23 13:44:12,548 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (15), 3 states have call predecessors, (15), 1 states have return successors, (13), 1 states have call predecessors, (13), 1 states have call successors, (13) [2022-11-23 13:44:12,548 INFO L276 IsEmpty]: Start isEmpty. Operand 1655 states and 2278 transitions. [2022-11-23 13:44:12,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2022-11-23 13:44:12,552 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 13:44:12,552 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:44:12,553 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-11-23 13:44:12,553 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 13:44:12,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 13:44:12,554 INFO L85 PathProgramCache]: Analyzing trace with hash -1366536743, now seen corresponding path program 1 times [2022-11-23 13:44:12,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 13:44:12,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [6909663] [2022-11-23 13:44:12,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:44:12,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 13:44:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:44:13,523 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 15 proven. 3 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-23 13:44:13,524 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 13:44:13,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [6909663] [2022-11-23 13:44:13,524 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [6909663] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-23 13:44:13,524 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2128475535] [2022-11-23 13:44:13,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 13:44:13,525 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 13:44:13,525 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 13:44:13,529 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 13:44:13,559 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 13:44:14,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 13:44:14,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 2300 conjuncts, 11 conjunts are in the unsatisfiable core [2022-11-23 13:44:14,238 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 13:44:14,584 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-11-23 13:44:14,584 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 13:44:14,584 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2128475535] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 13:44:14,584 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-23 13:44:14,585 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 9 [2022-11-23 13:44:14,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990287583] [2022-11-23 13:44:14,585 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 13:44:14,586 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 13:44:14,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 13:44:14,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 13:44:14,587 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-23 13:44:14,587 INFO L87 Difference]: Start difference. First operand 1655 states and 2278 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-23 13:44:15,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 13:44:15,717 INFO L93 Difference]: Finished difference Result 1657 states and 2280 transitions. [2022-11-23 13:44:15,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 13:44:15,718 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 132 [2022-11-23 13:44:15,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 13:44:15,719 INFO L225 Difference]: With dead ends: 1657 [2022-11-23 13:44:15,719 INFO L226 Difference]: Without dead ends: 0 [2022-11-23 13:44:15,723 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2022-11-23 13:44:15,724 INFO L413 NwaCegarLoop]: 633 mSDtfsCounter, 612 mSDsluCounter, 296 mSDsCounter, 0 mSdLazyCounter, 538 mSolverCounterSat, 44 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 615 SdHoareTripleChecker+Valid, 929 SdHoareTripleChecker+Invalid, 582 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 44 IncrementalHoareTripleChecker+Valid, 538 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-11-23 13:44:15,724 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [615 Valid, 929 Invalid, 582 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [44 Valid, 538 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-11-23 13:44:15,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-23 13:44:15,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-23 13:44:15,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-23 13:44:15,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-23 13:44:15,726 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 132 [2022-11-23 13:44:15,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 13:44:15,726 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-23 13:44:15,726 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-11-23 13:44:15,726 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-23 13:44:15,726 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-23 13:44:15,729 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 13:44:15,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-23 13:44:15,938 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 13:44:15,940 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-23 13:44:21,421 INFO L902 garLoopResultBuilder]: At program point L3291-2(lines 3291 3295) the Hoare annotation is: true [2022-11-23 13:44:21,421 INFO L899 garLoopResultBuilder]: For program point L3287-1(line 3287) no Hoare annotation was computed. [2022-11-23 13:44:21,422 INFO L902 garLoopResultBuilder]: At program point L3287(line 3287) the Hoare annotation is: true [2022-11-23 13:44:21,422 INFO L899 garLoopResultBuilder]: For program point L3285-1(line 3285) no Hoare annotation was computed. [2022-11-23 13:44:21,422 INFO L902 garLoopResultBuilder]: At program point L3285(line 3285) the Hoare annotation is: true [2022-11-23 13:44:21,422 INFO L899 garLoopResultBuilder]: For program point L3283-1(line 3283) no Hoare annotation was computed. [2022-11-23 13:44:21,422 INFO L902 garLoopResultBuilder]: At program point L3283(line 3283) the Hoare annotation is: true [2022-11-23 13:44:21,422 INFO L899 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2022-11-23 13:44:21,422 INFO L902 garLoopResultBuilder]: At program point copy_from_userENTRY(lines 3270 3301) the Hoare annotation is: true [2022-11-23 13:44:21,423 INFO L899 garLoopResultBuilder]: For program point copy_from_userEXIT(lines 3270 3301) no Hoare annotation was computed. [2022-11-23 13:44:21,423 INFO L899 garLoopResultBuilder]: For program point L3296(line 3296) no Hoare annotation was computed. [2022-11-23 13:44:21,423 INFO L902 garLoopResultBuilder]: At program point L3290(line 3290) the Hoare annotation is: true [2022-11-23 13:44:21,423 INFO L899 garLoopResultBuilder]: For program point L3290-1(line 3290) no Hoare annotation was computed. [2022-11-23 13:44:21,423 INFO L899 garLoopResultBuilder]: For program point L3286(lines 3286 3297) no Hoare annotation was computed. [2022-11-23 13:44:21,423 INFO L899 garLoopResultBuilder]: For program point L3286-2(lines 3282 3298) no Hoare annotation was computed. [2022-11-23 13:44:21,424 INFO L899 garLoopResultBuilder]: For program point L3282(lines 3282 3298) no Hoare annotation was computed. [2022-11-23 13:44:21,424 INFO L902 garLoopResultBuilder]: At program point L3280(line 3280) the Hoare annotation is: true [2022-11-23 13:44:21,424 INFO L902 garLoopResultBuilder]: At program point L3280-1(line 3280) the Hoare annotation is: true [2022-11-23 13:44:21,424 INFO L899 garLoopResultBuilder]: For program point atomic_setEXIT(lines 3093 3099) no Hoare annotation was computed. [2022-11-23 13:44:21,424 INFO L902 garLoopResultBuilder]: At program point atomic_setENTRY(lines 3093 3099) the Hoare annotation is: true [2022-11-23 13:44:21,424 INFO L902 garLoopResultBuilder]: At program point L3370(line 3370) the Hoare annotation is: true [2022-11-23 13:44:21,425 INFO L899 garLoopResultBuilder]: For program point L3370-1(line 3370) no Hoare annotation was computed. [2022-11-23 13:44:21,425 INFO L902 garLoopResultBuilder]: At program point L3366(line 3366) the Hoare annotation is: true [2022-11-23 13:44:21,425 INFO L902 garLoopResultBuilder]: At program point L3364(line 3364) the Hoare annotation is: true [2022-11-23 13:44:21,425 INFO L899 garLoopResultBuilder]: For program point L3366-1(line 3366) no Hoare annotation was computed. [2022-11-23 13:44:21,425 INFO L899 garLoopResultBuilder]: For program point L3364-1(line 3364) no Hoare annotation was computed. [2022-11-23 13:44:21,425 INFO L902 garLoopResultBuilder]: At program point L3358(line 3358) the Hoare annotation is: true [2022-11-23 13:44:21,425 INFO L899 garLoopResultBuilder]: For program point L3358-1(line 3358) no Hoare annotation was computed. [2022-11-23 13:44:21,426 INFO L899 garLoopResultBuilder]: For program point phantom_statusEXIT(lines 3348 3377) no Hoare annotation was computed. [2022-11-23 13:44:21,426 INFO L902 garLoopResultBuilder]: At program point phantom_statusENTRY(lines 3348 3377) the Hoare annotation is: true [2022-11-23 13:44:21,426 INFO L899 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2022-11-23 13:44:21,426 INFO L902 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: true [2022-11-23 13:44:21,426 INFO L899 garLoopResultBuilder]: For program point L3369(lines 3369 3373) no Hoare annotation was computed. [2022-11-23 13:44:21,426 INFO L899 garLoopResultBuilder]: For program point L3367-1(line 3367) no Hoare annotation was computed. [2022-11-23 13:44:21,427 INFO L902 garLoopResultBuilder]: At program point L3367(line 3367) the Hoare annotation is: true [2022-11-23 13:44:21,427 INFO L899 garLoopResultBuilder]: For program point L3369-2(lines 3363 3373) no Hoare annotation was computed. [2022-11-23 13:44:21,427 INFO L899 garLoopResultBuilder]: For program point L3365-1(line 3365) no Hoare annotation was computed. [2022-11-23 13:44:21,427 INFO L902 garLoopResultBuilder]: At program point L3365(line 3365) the Hoare annotation is: true [2022-11-23 13:44:21,427 INFO L899 garLoopResultBuilder]: For program point L3363(lines 3363 3373) no Hoare annotation was computed. [2022-11-23 13:44:21,428 INFO L895 garLoopResultBuilder]: At program point L3931(line 3931) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-23 13:44:21,428 INFO L899 garLoopResultBuilder]: For program point L3929(line 3929) no Hoare annotation was computed. [2022-11-23 13:44:21,428 INFO L899 garLoopResultBuilder]: For program point L3927-1(line 3927) no Hoare annotation was computed. [2022-11-23 13:44:21,428 INFO L895 garLoopResultBuilder]: At program point L3927(line 3927) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-23 13:44:21,428 INFO L899 garLoopResultBuilder]: For program point L3925-1(line 3925) no Hoare annotation was computed. [2022-11-23 13:44:21,429 INFO L895 garLoopResultBuilder]: At program point L3925(line 3925) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-23 13:44:21,429 INFO L899 garLoopResultBuilder]: For program point L3923-1(line 3923) no Hoare annotation was computed. [2022-11-23 13:44:21,429 INFO L895 garLoopResultBuilder]: At program point L3923(line 3923) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-23 13:44:21,429 INFO L902 garLoopResultBuilder]: At program point L3917-1(line 3917) the Hoare annotation is: true [2022-11-23 13:44:21,429 INFO L895 garLoopResultBuilder]: At program point L3917(line 3917) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_state_variable_3~0)| 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-23 13:44:21,430 INFO L895 garLoopResultBuilder]: At program point phantom_removeENTRY(lines 3912 3934) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= |old(~ldv_state_variable_3~0)| 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-23 13:44:21,430 INFO L899 garLoopResultBuilder]: For program point phantom_removeEXIT(lines 3912 3934) no Hoare annotation was computed. [2022-11-23 13:44:21,430 INFO L895 garLoopResultBuilder]: At program point L3928(line 3928) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-23 13:44:21,430 INFO L895 garLoopResultBuilder]: At program point L3926(line 3926) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-23 13:44:21,431 INFO L895 garLoopResultBuilder]: At program point L3928-1(line 3928) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-23 13:44:21,431 INFO L895 garLoopResultBuilder]: At program point L3924(line 3924) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-23 13:44:21,431 INFO L899 garLoopResultBuilder]: For program point L3926-1(line 3926) no Hoare annotation was computed. [2022-11-23 13:44:21,431 INFO L895 garLoopResultBuilder]: At program point L3922(line 3922) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= ~ldv_mutex_phantom_mutex~0 1)) (= ~ldv_state_variable_3~0 0)) [2022-11-23 13:44:21,431 INFO L899 garLoopResultBuilder]: For program point phantom_removeFINAL(lines 3912 3934) no Hoare annotation was computed. [2022-11-23 13:44:21,432 INFO L899 garLoopResultBuilder]: For program point L3924-1(line 3924) no Hoare annotation was computed. [2022-11-23 13:44:21,432 INFO L899 garLoopResultBuilder]: For program point L3922-1(line 3922) no Hoare annotation was computed. [2022-11-23 13:44:21,432 INFO L902 garLoopResultBuilder]: At program point pci_release_regionsENTRY(lines 5129 5131) the Hoare annotation is: true [2022-11-23 13:44:21,432 INFO L899 garLoopResultBuilder]: For program point pci_release_regionsEXIT(lines 5129 5131) no Hoare annotation was computed. [2022-11-23 13:44:21,432 INFO L899 garLoopResultBuilder]: For program point L3714-1(line 3714) no Hoare annotation was computed. [2022-11-23 13:44:21,432 INFO L902 garLoopResultBuilder]: At program point L3690(line 3690) the Hoare annotation is: true [2022-11-23 13:44:21,433 INFO L899 garLoopResultBuilder]: For program point L3690-1(line 3690) no Hoare annotation was computed. [2022-11-23 13:44:21,433 INFO L899 garLoopResultBuilder]: For program point phantom_pollEXIT(lines 3671 3720) no Hoare annotation was computed. [2022-11-23 13:44:21,433 INFO L899 garLoopResultBuilder]: For program point L3691(lines 3691 3695) no Hoare annotation was computed. [2022-11-23 13:44:21,433 INFO L902 garLoopResultBuilder]: At program point L3691-2(lines 3691 3695) the Hoare annotation is: true [2022-11-23 13:44:21,433 INFO L902 garLoopResultBuilder]: At program point L3712(line 3712) the Hoare annotation is: true [2022-11-23 13:44:21,433 INFO L899 garLoopResultBuilder]: For program point L3712-1(line 3712) no Hoare annotation was computed. [2022-11-23 13:44:21,433 INFO L902 garLoopResultBuilder]: At program point L3700(line 3700) the Hoare annotation is: true [2022-11-23 13:44:21,434 INFO L902 garLoopResultBuilder]: At program point phantom_pollENTRY(lines 3671 3720) the Hoare annotation is: true [2022-11-23 13:44:21,434 INFO L899 garLoopResultBuilder]: For program point L3700-1(line 3700) no Hoare annotation was computed. [2022-11-23 13:44:21,434 INFO L902 garLoopResultBuilder]: At program point L3692(line 3692) the Hoare annotation is: true [2022-11-23 13:44:21,434 INFO L899 garLoopResultBuilder]: For program point L3692-1(line 3692) no Hoare annotation was computed. [2022-11-23 13:44:21,434 INFO L899 garLoopResultBuilder]: For program point L3713(lines 3713 3717) no Hoare annotation was computed. [2022-11-23 13:44:21,434 INFO L899 garLoopResultBuilder]: For program point L3713-2(lines 3713 3717) no Hoare annotation was computed. [2022-11-23 13:44:21,435 INFO L899 garLoopResultBuilder]: For program point L3701-2(lines 3697 3705) no Hoare annotation was computed. [2022-11-23 13:44:21,435 INFO L899 garLoopResultBuilder]: For program point L3697(lines 3697 3705) no Hoare annotation was computed. [2022-11-23 13:44:21,435 INFO L902 garLoopResultBuilder]: At program point L3714(line 3714) the Hoare annotation is: true [2022-11-23 13:44:21,435 INFO L899 garLoopResultBuilder]: For program point pci_get_drvdataEXIT(lines 3254 3260) no Hoare annotation was computed. [2022-11-23 13:44:21,435 INFO L902 garLoopResultBuilder]: At program point L5069(line 5069) the Hoare annotation is: true [2022-11-23 13:44:21,435 INFO L902 garLoopResultBuilder]: At program point L5069-1(line 5069) the Hoare annotation is: true [2022-11-23 13:44:21,436 INFO L902 garLoopResultBuilder]: At program point pci_get_drvdataENTRY(lines 3254 3260) the Hoare annotation is: true [2022-11-23 13:44:21,436 INFO L902 garLoopResultBuilder]: At program point iowrite32ENTRY(lines 5088 5090) the Hoare annotation is: true [2022-11-23 13:44:21,436 INFO L899 garLoopResultBuilder]: For program point iowrite32EXIT(lines 5088 5090) no Hoare annotation was computed. [2022-11-23 13:44:21,436 INFO L902 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2022-11-23 13:44:21,436 INFO L902 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: true [2022-11-23 13:44:21,436 INFO L902 garLoopResultBuilder]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2022-11-23 13:44:21,436 INFO L899 garLoopResultBuilder]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2022-11-23 13:44:21,437 INFO L902 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 3171 3177) the Hoare annotation is: true [2022-11-23 13:44:21,437 INFO L899 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 3171 3177) no Hoare annotation was computed. [2022-11-23 13:44:21,437 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 3224 3233) the Hoare annotation is: true [2022-11-23 13:44:21,437 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 3224 3233) no Hoare annotation was computed. [2022-11-23 13:44:21,437 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 5164 5166) no Hoare annotation was computed. [2022-11-23 13:44:21,437 INFO L902 garLoopResultBuilder]: At program point kfreeENTRY(lines 5164 5166) the Hoare annotation is: true [2022-11-23 13:44:21,438 INFO L902 garLoopResultBuilder]: At program point free_irqENTRY(lines 5081 5083) the Hoare annotation is: true [2022-11-23 13:44:21,438 INFO L899 garLoopResultBuilder]: For program point free_irqEXIT(lines 5081 5083) no Hoare annotation was computed. [2022-11-23 13:44:21,438 INFO L899 garLoopResultBuilder]: For program point pci_iomapEXIT(lines 5123 5125) no Hoare annotation was computed. [2022-11-23 13:44:21,438 INFO L902 garLoopResultBuilder]: At program point pci_iomapENTRY(lines 5123 5125) the Hoare annotation is: true [2022-11-23 13:44:21,438 INFO L899 garLoopResultBuilder]: For program point L5124-1(line 5124) no Hoare annotation was computed. [2022-11-23 13:44:21,438 INFO L902 garLoopResultBuilder]: At program point L5124(line 5124) the Hoare annotation is: true [2022-11-23 13:44:21,439 INFO L902 garLoopResultBuilder]: At program point pci_iounmapENTRY(lines 5126 5128) the Hoare annotation is: true [2022-11-23 13:44:21,439 INFO L899 garLoopResultBuilder]: For program point pci_iounmapEXIT(lines 5126 5128) no Hoare annotation was computed. [2022-11-23 13:44:21,439 INFO L902 garLoopResultBuilder]: At program point might_faultFINAL(lines 5091 5093) the Hoare annotation is: true [2022-11-23 13:44:21,439 INFO L899 garLoopResultBuilder]: For program point might_faultEXIT(lines 5091 5093) no Hoare annotation was computed. [2022-11-23 13:44:21,439 INFO L899 garLoopResultBuilder]: For program point class_destroyEXIT(lines 5058 5060) no Hoare annotation was computed. [2022-11-23 13:44:21,439 INFO L902 garLoopResultBuilder]: At program point class_destroyENTRY(lines 5058 5060) the Hoare annotation is: true [2022-11-23 13:44:21,440 INFO L902 garLoopResultBuilder]: At program point mutex_unlockENTRY(lines 5105 5107) the Hoare annotation is: true [2022-11-23 13:44:21,440 INFO L899 garLoopResultBuilder]: For program point mutex_unlockEXIT(lines 5105 5107) no Hoare annotation was computed. [2022-11-23 13:44:21,440 INFO L899 garLoopResultBuilder]: For program point class_remove_fileEXIT(lines 5061 5063) no Hoare annotation was computed. [2022-11-23 13:44:21,440 INFO L902 garLoopResultBuilder]: At program point class_remove_fileENTRY(lines 5061 5063) the Hoare annotation is: true [2022-11-23 13:44:21,440 INFO L902 garLoopResultBuilder]: At program point pci_disable_deviceENTRY(lines 5116 5118) the Hoare annotation is: true [2022-11-23 13:44:21,440 INFO L899 garLoopResultBuilder]: For program point pci_disable_deviceEXIT(lines 5116 5118) no Hoare annotation was computed. [2022-11-23 13:44:21,441 INFO L899 garLoopResultBuilder]: For program point copy_to_userEXIT(lines 3302 3309) no Hoare annotation was computed. [2022-11-23 13:44:21,441 INFO L902 garLoopResultBuilder]: At program point copy_to_userENTRY(lines 3302 3309) the Hoare annotation is: true [2022-11-23 13:44:21,441 INFO L902 garLoopResultBuilder]: At program point L3305-1(line 3305) the Hoare annotation is: true [2022-11-23 13:44:21,441 INFO L902 garLoopResultBuilder]: At program point L3305(line 3305) the Hoare annotation is: true [2022-11-23 13:44:21,441 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 4428 4433) the Hoare annotation is: true [2022-11-23 13:44:21,441 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4431) no Hoare annotation was computed. [2022-11-23 13:44:21,442 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 4428 4433) no Hoare annotation was computed. [2022-11-23 13:44:21,442 INFO L899 garLoopResultBuilder]: For program point unregister_chrdev_regionEXIT(lines 5154 5156) no Hoare annotation was computed. [2022-11-23 13:44:21,442 INFO L902 garLoopResultBuilder]: At program point unregister_chrdev_regionENTRY(lines 5154 5156) the Hoare annotation is: true [2022-11-23 13:44:21,442 INFO L899 garLoopResultBuilder]: For program point _raw_spin_lock_irqsaveEXIT(lines 5031 5033) no Hoare annotation was computed. [2022-11-23 13:44:21,442 INFO L902 garLoopResultBuilder]: At program point _raw_spin_lock_irqsaveENTRY(lines 5031 5033) the Hoare annotation is: true [2022-11-23 13:44:21,443 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_unlock_open_lock_of_phantom_deviceENTRY(lines 4846 4856) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= 2 |old(~ldv_mutex_open_lock_of_phantom_device~0)|))) (.cse4 (= ~ldv_mutex_open_lock_of_phantom_device~0 2))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_phantom_mutex~0 1)) .cse4) (or .cse0 (not (= ~ldv_mutex_phantom_mutex~0 2)) .cse1 .cse2 .cse3 .cse4))) [2022-11-23 13:44:21,443 INFO L899 garLoopResultBuilder]: For program point L4849(lines 4849 4852) no Hoare annotation was computed. [2022-11-23 13:44:21,443 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_open_lock_of_phantom_deviceEXIT(lines 4846 4856) no Hoare annotation was computed. [2022-11-23 13:44:21,443 INFO L895 garLoopResultBuilder]: At program point L4851(line 4851) the Hoare annotation is: (let ((.cse0 (not (= ~ldv_mutex_lock~0 1))) (.cse1 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse2 (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1))) (.cse3 (not (= 2 |old(~ldv_mutex_open_lock_of_phantom_device~0)|)))) (and (or .cse0 (not (= ~ldv_mutex_phantom_mutex~0 2)) .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_phantom_mutex~0 1))))) [2022-11-23 13:44:21,443 INFO L899 garLoopResultBuilder]: For program point L4851-1(lines 4849 4852) no Hoare annotation was computed. [2022-11-23 13:44:21,444 INFO L902 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 4435 4440) the Hoare annotation is: true [2022-11-23 13:44:21,444 INFO L899 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 4435 4440) no Hoare annotation was computed. [2022-11-23 13:44:21,444 INFO L899 garLoopResultBuilder]: For program point atomic_readEXIT(lines 3087 3092) no Hoare annotation was computed. [2022-11-23 13:44:21,444 INFO L902 garLoopResultBuilder]: At program point atomic_readENTRY(lines 3087 3092) the Hoare annotation is: true [2022-11-23 13:44:21,444 INFO L902 garLoopResultBuilder]: At program point ioread32ENTRY(lines 5085 5087) the Hoare annotation is: true [2022-11-23 13:44:21,444 INFO L899 garLoopResultBuilder]: For program point ioread32EXIT(lines 5085 5087) no Hoare annotation was computed. [2022-11-23 13:44:21,445 INFO L902 garLoopResultBuilder]: At program point mutex_lockENTRY(lines 5094 5096) the Hoare annotation is: true [2022-11-23 13:44:21,445 INFO L899 garLoopResultBuilder]: For program point mutex_lockEXIT(lines 5094 5096) no Hoare annotation was computed. [2022-11-23 13:44:21,445 INFO L899 garLoopResultBuilder]: For program point _copy_from_userEXIT(lines 5020 5022) no Hoare annotation was computed. [2022-11-23 13:44:21,445 INFO L902 garLoopResultBuilder]: At program point _copy_from_userENTRY(lines 5020 5022) the Hoare annotation is: true [2022-11-23 13:44:21,445 INFO L895 garLoopResultBuilder]: At program point L3900(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,445 INFO L899 garLoopResultBuilder]: For program point L4759(lines 4759 4762) no Hoare annotation was computed. [2022-11-23 13:44:21,446 INFO L899 garLoopResultBuilder]: For program point L4165(line 4165) no Hoare annotation was computed. [2022-11-23 13:44:21,446 INFO L895 garLoopResultBuilder]: At program point L4991(line 4991) the Hoare annotation is: false [2022-11-23 13:44:21,446 INFO L902 garLoopResultBuilder]: At program point L4991-1(lines 4970 4995) the Hoare annotation is: true [2022-11-23 13:44:21,446 INFO L895 garLoopResultBuilder]: At program point L3901(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,446 INFO L895 garLoopResultBuilder]: At program point L4793(line 4793) the Hoare annotation is: false [2022-11-23 13:44:21,446 INFO L895 garLoopResultBuilder]: At program point L4793-1(lines 4791 4794) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,447 INFO L899 garLoopResultBuilder]: For program point L3637(lines 3637 3642) no Hoare annotation was computed. [2022-11-23 13:44:21,447 INFO L899 garLoopResultBuilder]: For program point L4166(lines 4166 4170) no Hoare annotation was computed. [2022-11-23 13:44:21,447 INFO L899 garLoopResultBuilder]: For program point L4166-2(lines 4149 4204) no Hoare annotation was computed. [2022-11-23 13:44:21,447 INFO L895 garLoopResultBuilder]: At program point L4133(lines 4082 4273) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,447 INFO L895 garLoopResultBuilder]: At program point L4001(lines 4001 4005) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,448 INFO L899 garLoopResultBuilder]: For program point L3869-1(line 3869) no Hoare annotation was computed. [2022-11-23 13:44:21,448 INFO L895 garLoopResultBuilder]: At program point L3869(line 3869) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,448 INFO L899 garLoopResultBuilder]: For program point L4893(lines 4893 4896) no Hoare annotation was computed. [2022-11-23 13:44:21,448 INFO L895 garLoopResultBuilder]: At program point L4761(line 4761) the Hoare annotation is: false [2022-11-23 13:44:21,448 INFO L895 garLoopResultBuilder]: At program point L4761-1(lines 4759 4762) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,449 INFO L899 garLoopResultBuilder]: For program point L4167-1(line 4167) no Hoare annotation was computed. [2022-11-23 13:44:21,449 INFO L895 garLoopResultBuilder]: At program point L4167(line 4167) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,449 INFO L895 garLoopResultBuilder]: At program point L3870(line 3870) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,449 INFO L895 garLoopResultBuilder]: At program point L3903(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,449 INFO L899 garLoopResultBuilder]: For program point L3837(lines 3837 3841) no Hoare annotation was computed. [2022-11-23 13:44:21,449 INFO L895 garLoopResultBuilder]: At program point L3870-1(line 3870) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,450 INFO L895 garLoopResultBuilder]: At program point L4399(line 4399) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-23 13:44:21,450 INFO L895 garLoopResultBuilder]: At program point L4399-1(lines 4395 4402) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-23 13:44:21,450 INFO L895 garLoopResultBuilder]: At program point L4366(line 4366) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-23 13:44:21,450 INFO L899 garLoopResultBuilder]: For program point L4234(line 4234) no Hoare annotation was computed. [2022-11-23 13:44:21,450 INFO L895 garLoopResultBuilder]: At program point L4366-1(line 4366) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,451 INFO L895 garLoopResultBuilder]: At program point L4036(line 4036) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,451 INFO L895 garLoopResultBuilder]: At program point L4036-1(line 4036) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,451 INFO L895 garLoopResultBuilder]: At program point L4895(line 4895) the Hoare annotation is: false [2022-11-23 13:44:21,451 INFO L895 garLoopResultBuilder]: At program point L4895-1(lines 4893 4896) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,451 INFO L895 garLoopResultBuilder]: At program point L4367(lines 4363 4370) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,452 INFO L899 garLoopResultBuilder]: For program point L4235(lines 4235 4240) no Hoare annotation was computed. [2022-11-23 13:44:21,452 INFO L895 garLoopResultBuilder]: At program point L4268(lines 4082 4273) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,452 INFO L899 garLoopResultBuilder]: For program point L4235-2(lines 4212 4260) no Hoare annotation was computed. [2022-11-23 13:44:21,452 INFO L895 garLoopResultBuilder]: At program point L4037(line 4037) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,452 INFO L895 garLoopResultBuilder]: At program point L3872(lines 3872 3876) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,453 INFO L899 garLoopResultBuilder]: For program point L4236-1(line 4236) no Hoare annotation was computed. [2022-11-23 13:44:21,453 INFO L895 garLoopResultBuilder]: At program point L4236(line 4236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,453 INFO L899 garLoopResultBuilder]: For program point L4038(line 4038) no Hoare annotation was computed. [2022-11-23 13:44:21,453 INFO L895 garLoopResultBuilder]: At program point L3906(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,453 INFO L899 garLoopResultBuilder]: For program point L3939-1(line 3939) no Hoare annotation was computed. [2022-11-23 13:44:21,454 INFO L895 garLoopResultBuilder]: At program point L3939(line 3939) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,454 INFO L895 garLoopResultBuilder]: At program point L4997(line 4997) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,454 INFO L895 garLoopResultBuilder]: At program point L4997-1(line 4997) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,454 INFO L895 garLoopResultBuilder]: At program point L3907(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,454 INFO L895 garLoopResultBuilder]: At program point L4172(line 4172) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,455 INFO L899 garLoopResultBuilder]: For program point L4172-1(line 4172) no Hoare annotation was computed. [2022-11-23 13:44:21,455 INFO L895 garLoopResultBuilder]: At program point L4007(lines 4007 4011) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,455 INFO L899 garLoopResultBuilder]: For program point L3941-1(line 3941) no Hoare annotation was computed. [2022-11-23 13:44:21,455 INFO L895 garLoopResultBuilder]: At program point L3941(line 3941) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,455 INFO L895 garLoopResultBuilder]: At program point L3842(line 3842) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,455 INFO L899 garLoopResultBuilder]: For program point L3842-1(line 3842) no Hoare annotation was computed. [2022-11-23 13:44:21,456 INFO L895 garLoopResultBuilder]: At program point L3644(line 3644) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-23 13:44:21,456 INFO L895 garLoopResultBuilder]: At program point L3644-1(line 3644) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-23 13:44:21,456 INFO L895 garLoopResultBuilder]: At program point L3942(line 3942) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,456 INFO L895 garLoopResultBuilder]: At program point L3909(lines 3801 3911) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,456 INFO L895 garLoopResultBuilder]: At program point L3942-1(line 3942) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,457 INFO L899 garLoopResultBuilder]: For program point L3843(lines 3843 3847) no Hoare annotation was computed. [2022-11-23 13:44:21,457 INFO L895 garLoopResultBuilder]: At program point L3645-2(lines 3645 3649) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-23 13:44:21,457 INFO L895 garLoopResultBuilder]: At program point L4339(line 4339) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,457 INFO L895 garLoopResultBuilder]: At program point L4339-1(lines 4335 4342) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,457 INFO L895 garLoopResultBuilder]: At program point L4406(line 4406) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-23 13:44:21,458 INFO L895 garLoopResultBuilder]: At program point L4406-1(line 4406) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,458 INFO L895 garLoopResultBuilder]: At program point L3878(lines 3878 3882) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,458 INFO L895 garLoopResultBuilder]: At program point L4407(lines 4403 4410) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,458 INFO L895 garLoopResultBuilder]: At program point L4374(line 4374) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,459 INFO L895 garLoopResultBuilder]: At program point L4242(line 4242) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,459 INFO L895 garLoopResultBuilder]: At program point L4374-1(line 4374) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,459 INFO L899 garLoopResultBuilder]: For program point L4110(line 4110) no Hoare annotation was computed. [2022-11-23 13:44:21,459 INFO L899 garLoopResultBuilder]: For program point L4209(line 4209) no Hoare annotation was computed. [2022-11-23 13:44:21,459 INFO L899 garLoopResultBuilder]: For program point L4242-1(line 4242) no Hoare annotation was computed. [2022-11-23 13:44:21,459 INFO L895 garLoopResultBuilder]: At program point L4375(lines 4371 4378) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,460 INFO L899 garLoopResultBuilder]: For program point L4210(lines 4210 4263) no Hoare annotation was computed. [2022-11-23 13:44:21,460 INFO L895 garLoopResultBuilder]: At program point L4177(line 4177) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,460 INFO L899 garLoopResultBuilder]: For program point L4111(lines 4111 4144) no Hoare annotation was computed. [2022-11-23 13:44:21,460 INFO L895 garLoopResultBuilder]: At program point L4045-1(line 4045) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,460 INFO L895 garLoopResultBuilder]: At program point L4045(line 4045) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,461 INFO L895 garLoopResultBuilder]: At program point L3616(line 3616) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,461 INFO L895 garLoopResultBuilder]: At program point L3616-1(line 3616) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,461 INFO L895 garLoopResultBuilder]: At program point L3848(line 3848) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,461 INFO L899 garLoopResultBuilder]: For program point L3815(lines 3815 3819) no Hoare annotation was computed. [2022-11-23 13:44:21,461 INFO L899 garLoopResultBuilder]: For program point L3848-1(line 3848) no Hoare annotation was computed. [2022-11-23 13:44:21,461 INFO L899 garLoopResultBuilder]: For program point L3650(line 3650) no Hoare annotation was computed. [2022-11-23 13:44:21,462 INFO L899 garLoopResultBuilder]: For program point L4146(line 4146) no Hoare annotation was computed. [2022-11-23 13:44:21,462 INFO L895 garLoopResultBuilder]: At program point L4014(lines 4014 4018) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,462 INFO L899 garLoopResultBuilder]: For program point L4114(line 4114) no Hoare annotation was computed. [2022-11-23 13:44:21,462 INFO L899 garLoopResultBuilder]: For program point L4213(line 4213) no Hoare annotation was computed. [2022-11-23 13:44:21,462 INFO L899 garLoopResultBuilder]: For program point L4147(lines 4147 4207) no Hoare annotation was computed. [2022-11-23 13:44:21,462 INFO L899 garLoopResultBuilder]: For program point L3850(lines 3850 3854) no Hoare annotation was computed. [2022-11-23 13:44:21,463 INFO L899 garLoopResultBuilder]: For program point L4973(lines 4973 4976) no Hoare annotation was computed. [2022-11-23 13:44:21,463 INFO L895 garLoopResultBuilder]: At program point L3652(line 3652) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-23 13:44:21,463 INFO L899 garLoopResultBuilder]: For program point L3652-1(line 3652) no Hoare annotation was computed. [2022-11-23 13:44:21,463 INFO L895 garLoopResultBuilder]: At program point L4214(lines 4214 4222) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,463 INFO L895 garLoopResultBuilder]: At program point L4115(lines 4115 4120) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,464 INFO L902 garLoopResultBuilder]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2022-11-23 13:44:21,464 INFO L899 garLoopResultBuilder]: For program point L4248(line 4248) no Hoare annotation was computed. [2022-11-23 13:44:21,464 INFO L895 garLoopResultBuilder]: At program point L4975(line 4975) the Hoare annotation is: false [2022-11-23 13:44:21,464 INFO L899 garLoopResultBuilder]: For program point L4975-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-23 13:44:21,464 INFO L899 garLoopResultBuilder]: For program point L3951-1(line 3951) no Hoare annotation was computed. [2022-11-23 13:44:21,464 INFO L895 garLoopResultBuilder]: At program point L3951(line 3951) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,465 INFO L895 garLoopResultBuilder]: At program point L3885-1(line 3885) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,465 INFO L895 garLoopResultBuilder]: At program point L3885(line 3885) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,465 INFO L899 garLoopResultBuilder]: For program point L3786(lines 3786 3789) no Hoare annotation was computed. [2022-11-23 13:44:21,465 INFO L899 garLoopResultBuilder]: For program point L4150(line 4150) no Hoare annotation was computed. [2022-11-23 13:44:21,465 INFO L899 garLoopResultBuilder]: For program point L4249(lines 4249 4256) no Hoare annotation was computed. [2022-11-23 13:44:21,466 INFO L895 garLoopResultBuilder]: At program point L4382(line 4382) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2) (= |ULTIMATE.start_phantom_open_~tmp~9#1| 0)) [2022-11-23 13:44:21,466 INFO L895 garLoopResultBuilder]: At program point L4382-1(line 4382) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,466 INFO L899 garLoopResultBuilder]: For program point L4184(line 4184) no Hoare annotation was computed. [2022-11-23 13:44:21,466 INFO L899 garLoopResultBuilder]: For program point L4151(lines 4151 4156) no Hoare annotation was computed. [2022-11-23 13:44:21,466 INFO L895 garLoopResultBuilder]: At program point L3953-1(line 3953) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,466 INFO L895 garLoopResultBuilder]: At program point L3953(line 3953) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,467 INFO L895 garLoopResultBuilder]: At program point L3821(lines 3821 3826) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,467 INFO L895 garLoopResultBuilder]: At program point L3656(lines 3620 3658) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,467 INFO L895 garLoopResultBuilder]: At program point L4383(lines 4379 4386) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,467 INFO L899 garLoopResultBuilder]: For program point L4185(lines 4185 4193) no Hoare annotation was computed. [2022-11-23 13:44:21,467 INFO L899 garLoopResultBuilder]: For program point L3855-1(line 3855) no Hoare annotation was computed. [2022-11-23 13:44:21,468 INFO L895 garLoopResultBuilder]: At program point L3855(line 3855) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,468 INFO L895 garLoopResultBuilder]: At program point L4979(line 4979) the Hoare annotation is: false [2022-11-23 13:44:21,468 INFO L899 garLoopResultBuilder]: For program point L4979-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-23 13:44:21,468 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-23 13:44:21,468 INFO L895 garLoopResultBuilder]: At program point L4022(line 4022) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,469 INFO L899 garLoopResultBuilder]: For program point L4022-1(line 4022) no Hoare annotation was computed. [2022-11-23 13:44:21,469 INFO L895 garLoopResultBuilder]: At program point L3857(lines 3857 3861) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,469 INFO L895 garLoopResultBuilder]: At program point L3791(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,469 INFO L899 garLoopResultBuilder]: For program point L4122(line 4122) no Hoare annotation was computed. [2022-11-23 13:44:21,469 INFO L895 garLoopResultBuilder]: At program point L4023(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,469 INFO L899 garLoopResultBuilder]: For program point L4123(lines 4123 4137) no Hoare annotation was computed. [2022-11-23 13:44:21,470 INFO L895 garLoopResultBuilder]: At program point L4024(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,470 INFO L895 garLoopResultBuilder]: At program point L3992(line 3992) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,470 INFO L895 garLoopResultBuilder]: At program point L4983(line 4983) the Hoare annotation is: false [2022-11-23 13:44:21,470 INFO L899 garLoopResultBuilder]: For program point L4983-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-23 13:44:21,470 INFO L899 garLoopResultBuilder]: For program point L3992-1(line 3992) no Hoare annotation was computed. [2022-11-23 13:44:21,470 INFO L899 garLoopResultBuilder]: For program point L3893-1(line 3893) no Hoare annotation was computed. [2022-11-23 13:44:21,471 INFO L895 garLoopResultBuilder]: At program point L3893(line 3893) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,471 INFO L899 garLoopResultBuilder]: For program point L4158(line 4158) no Hoare annotation was computed. [2022-11-23 13:44:21,471 INFO L899 garLoopResultBuilder]: For program point L4224(line 4224) no Hoare annotation was computed. [2022-11-23 13:44:21,471 INFO L895 garLoopResultBuilder]: At program point L4092(line 4092) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,471 INFO L895 garLoopResultBuilder]: At program point L4026(lines 3989 4029) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,472 INFO L899 garLoopResultBuilder]: For program point L4125-2(lines 4123 4136) no Hoare annotation was computed. [2022-11-23 13:44:21,472 INFO L895 garLoopResultBuilder]: At program point L3993(lines 3993 3999) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,472 INFO L895 garLoopResultBuilder]: At program point L3894(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,472 INFO L895 garLoopResultBuilder]: At program point L3795(lines 3782 3799) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,472 INFO L895 garLoopResultBuilder]: At program point L4390(line 4390) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,473 INFO L895 garLoopResultBuilder]: At program point L4390-1(line 4390) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,473 INFO L899 garLoopResultBuilder]: For program point L4225(lines 4225 4232) no Hoare annotation was computed. [2022-11-23 13:44:21,473 INFO L895 garLoopResultBuilder]: At program point L4159(lines 4159 4163) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,473 INFO L899 garLoopResultBuilder]: For program point L3895-1(line 3895) no Hoare annotation was computed. [2022-11-23 13:44:21,473 INFO L895 garLoopResultBuilder]: At program point L3895(line 3895) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,473 INFO L899 garLoopResultBuilder]: For program point L3829(lines 3829 3833) no Hoare annotation was computed. [2022-11-23 13:44:21,474 INFO L895 garLoopResultBuilder]: At program point L4391(lines 4387 4394) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,474 INFO L895 garLoopResultBuilder]: At program point L4358(line 4358) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 2) (= ~ldv_mutex_lock~0 1) (= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,474 INFO L895 garLoopResultBuilder]: At program point L4358-1(line 4358) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,474 INFO L895 garLoopResultBuilder]: At program point L4028(lines 3982 4030) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= ~ldv_state_variable_0~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,474 INFO L895 garLoopResultBuilder]: At program point L3896(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,475 INFO L895 garLoopResultBuilder]: At program point L3863-1(line 3863) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,475 INFO L895 garLoopResultBuilder]: At program point L3863(line 3863) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,475 INFO L899 garLoopResultBuilder]: For program point L3665-1(line 3665) no Hoare annotation was computed. [2022-11-23 13:44:21,475 INFO L899 garLoopResultBuilder]: For program point L3632(lines 3632 3636) no Hoare annotation was computed. [2022-11-23 13:44:21,475 INFO L895 garLoopResultBuilder]: At program point L3665(line 3665) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_open_lock_of_phantom_device~0 2)) [2022-11-23 13:44:21,476 INFO L895 garLoopResultBuilder]: At program point L4359(lines 4355 4362) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= (+ |ULTIMATE.start_phantom_open_~tmp~9#1| 4) 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,476 INFO L895 garLoopResultBuilder]: At program point L3236(line 3236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,476 INFO L895 garLoopResultBuilder]: At program point L3236-1(line 3236) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,476 INFO L895 garLoopResultBuilder]: At program point L4987(line 4987) the Hoare annotation is: false [2022-11-23 13:44:21,476 INFO L899 garLoopResultBuilder]: For program point L4987-1(lines 4972 4994) no Hoare annotation was computed. [2022-11-23 13:44:21,476 INFO L899 garLoopResultBuilder]: For program point L3897-1(line 3897) no Hoare annotation was computed. [2022-11-23 13:44:21,477 INFO L895 garLoopResultBuilder]: At program point L3897(line 3897) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,477 INFO L899 garLoopResultBuilder]: For program point L4195(line 4195) no Hoare annotation was computed. [2022-11-23 13:44:21,477 INFO L895 garLoopResultBuilder]: At program point L3898(lines 3813 3910) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,477 INFO L899 garLoopResultBuilder]: For program point L4196(lines 4196 4200) no Hoare annotation was computed. [2022-11-23 13:44:21,477 INFO L899 garLoopResultBuilder]: For program point L3899-1(line 3899) no Hoare annotation was computed. [2022-11-23 13:44:21,478 INFO L895 garLoopResultBuilder]: At program point L3899(line 3899) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,478 INFO L899 garLoopResultBuilder]: For program point L4791(lines 4791 4794) no Hoare annotation was computed. [2022-11-23 13:44:21,478 INFO L899 garLoopResultBuilder]: For program point L4197-1(line 4197) no Hoare annotation was computed. [2022-11-23 13:44:21,478 INFO L895 garLoopResultBuilder]: At program point L4197(line 4197) the Hoare annotation is: (and (= ~ldv_mutex_open_lock_of_phantom_device~0 1) (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_phantom_mutex~0 1) (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) [2022-11-23 13:44:21,478 INFO L902 garLoopResultBuilder]: At program point spinlock_checkENTRY(lines 3151 3156) the Hoare annotation is: true [2022-11-23 13:44:21,478 INFO L899 garLoopResultBuilder]: For program point spinlock_checkEXIT(lines 3151 3156) no Hoare annotation was computed. [2022-11-23 13:44:21,479 INFO L902 garLoopResultBuilder]: At program point L3520(line 3520) the Hoare annotation is: true [2022-11-23 13:44:21,479 INFO L899 garLoopResultBuilder]: For program point L3520-1(line 3520) no Hoare annotation was computed. [2022-11-23 13:44:21,479 INFO L899 garLoopResultBuilder]: For program point phantom_ioctlEXIT(lines 3378 3605) no Hoare annotation was computed. [2022-11-23 13:44:21,479 INFO L899 garLoopResultBuilder]: For program point L3537(line 3537) no Hoare annotation was computed. [2022-11-23 13:44:21,479 INFO L899 garLoopResultBuilder]: For program point L3587(line 3587) no Hoare annotation was computed. [2022-11-23 13:44:21,479 INFO L902 garLoopResultBuilder]: At program point L3488(line 3488) the Hoare annotation is: true [2022-11-23 13:44:21,479 INFO L899 garLoopResultBuilder]: For program point L3521(lines 3521 3524) no Hoare annotation was computed. [2022-11-23 13:44:21,480 INFO L899 garLoopResultBuilder]: For program point L3455-1(line 3455) no Hoare annotation was computed. [2022-11-23 13:44:21,480 INFO L902 garLoopResultBuilder]: At program point L3455(line 3455) the Hoare annotation is: true [2022-11-23 13:44:21,480 INFO L899 garLoopResultBuilder]: For program point L3488-1(line 3488) no Hoare annotation was computed. [2022-11-23 13:44:21,480 INFO L902 garLoopResultBuilder]: At program point L3538(line 3538) the Hoare annotation is: true [2022-11-23 13:44:21,480 INFO L899 garLoopResultBuilder]: For program point L3538-1(line 3538) no Hoare annotation was computed. [2022-11-23 13:44:21,480 INFO L902 garLoopResultBuilder]: At program point L3588(line 3588) the Hoare annotation is: true [2022-11-23 13:44:21,481 INFO L899 garLoopResultBuilder]: For program point L3588-1(line 3588) no Hoare annotation was computed. [2022-11-23 13:44:21,481 INFO L902 garLoopResultBuilder]: At program point L3456(line 3456) the Hoare annotation is: true [2022-11-23 13:44:21,481 INFO L899 garLoopResultBuilder]: For program point L3423(lines 3423 3426) no Hoare annotation was computed. [2022-11-23 13:44:21,481 INFO L899 garLoopResultBuilder]: For program point L3456-1(line 3456) no Hoare annotation was computed. [2022-11-23 13:44:21,481 INFO L902 garLoopResultBuilder]: At program point L3572(lines 3415 3601) the Hoare annotation is: true [2022-11-23 13:44:21,481 INFO L899 garLoopResultBuilder]: For program point L3539(lines 3539 3542) no Hoare annotation was computed. [2022-11-23 13:44:21,482 INFO L899 garLoopResultBuilder]: For program point L3589-1(line 3589) no Hoare annotation was computed. [2022-11-23 13:44:21,482 INFO L902 garLoopResultBuilder]: At program point L3589(line 3589) the Hoare annotation is: true [2022-11-23 13:44:21,482 INFO L899 garLoopResultBuilder]: For program point L3457-2(lines 3457 3460) no Hoare annotation was computed. [2022-11-23 13:44:21,482 INFO L902 garLoopResultBuilder]: At program point L3457-4(lines 3457 3460) the Hoare annotation is: true [2022-11-23 13:44:21,482 INFO L902 garLoopResultBuilder]: At program point L3507(lines 3490 3515) the Hoare annotation is: true [2022-11-23 13:44:21,482 INFO L899 garLoopResultBuilder]: For program point L3590(lines 3590 3595) no Hoare annotation was computed. [2022-11-23 13:44:21,482 INFO L899 garLoopResultBuilder]: For program point phantom_ioctlFINAL(lines 3378 3605) no Hoare annotation was computed. [2022-11-23 13:44:21,483 INFO L899 garLoopResultBuilder]: For program point L3557-1(line 3557) no Hoare annotation was computed. [2022-11-23 13:44:21,483 INFO L902 garLoopResultBuilder]: At program point L3557(line 3557) the Hoare annotation is: true [2022-11-23 13:44:21,483 INFO L902 garLoopResultBuilder]: At program point L3458(line 3458) the Hoare annotation is: true [2022-11-23 13:44:21,483 INFO L899 garLoopResultBuilder]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2022-11-23 13:44:21,483 INFO L902 garLoopResultBuilder]: At program point L3558-2(lines 3558 3561) the Hoare annotation is: true [2022-11-23 13:44:21,483 INFO L899 garLoopResultBuilder]: For program point L3525(lines 3525 3528) no Hoare annotation was computed. [2022-11-23 13:44:21,484 INFO L902 garLoopResultBuilder]: At program point L3476(line 3476) the Hoare annotation is: true [2022-11-23 13:44:21,484 INFO L899 garLoopResultBuilder]: For program point L3476-1(line 3476) no Hoare annotation was computed. [2022-11-23 13:44:21,484 INFO L902 garLoopResultBuilder]: At program point L3592(line 3592) the Hoare annotation is: true [2022-11-23 13:44:21,484 INFO L899 garLoopResultBuilder]: For program point L3592-1(line 3592) no Hoare annotation was computed. [2022-11-23 13:44:21,484 INFO L899 garLoopResultBuilder]: For program point L3427-1(line 3427) no Hoare annotation was computed. [2022-11-23 13:44:21,484 INFO L902 garLoopResultBuilder]: At program point L3427(line 3427) the Hoare annotation is: true [2022-11-23 13:44:21,485 INFO L902 garLoopResultBuilder]: At program point L3576(lines 3415 3601) the Hoare annotation is: true [2022-11-23 13:44:21,485 INFO L902 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2022-11-23 13:44:21,485 INFO L899 garLoopResultBuilder]: For program point L3444-1(line 3444) no Hoare annotation was computed. [2022-11-23 13:44:21,485 INFO L902 garLoopResultBuilder]: At program point L3477-2(lines 3477 3480) the Hoare annotation is: true [2022-11-23 13:44:21,485 INFO L902 garLoopResultBuilder]: At program point L3428(line 3428) the Hoare annotation is: true [2022-11-23 13:44:21,485 INFO L899 garLoopResultBuilder]: For program point L3428-1(line 3428) no Hoare annotation was computed. [2022-11-23 13:44:21,485 INFO L899 garLoopResultBuilder]: For program point L3429-2(lines 3429 3437) no Hoare annotation was computed. [2022-11-23 13:44:21,486 INFO L899 garLoopResultBuilder]: For program point L3429-4(lines 3429 3437) no Hoare annotation was computed. [2022-11-23 13:44:21,486 INFO L899 garLoopResultBuilder]: For program point L3562(line 3562) no Hoare annotation was computed. [2022-11-23 13:44:21,486 INFO L899 garLoopResultBuilder]: For program point L3529-1(line 3529) no Hoare annotation was computed. [2022-11-23 13:44:21,486 INFO L902 garLoopResultBuilder]: At program point L3529(line 3529) the Hoare annotation is: true [2022-11-23 13:44:21,486 INFO L902 garLoopResultBuilder]: At program point L3430(line 3430) the Hoare annotation is: true [2022-11-23 13:44:21,486 INFO L899 garLoopResultBuilder]: For program point L3430-1(line 3430) no Hoare annotation was computed. [2022-11-23 13:44:21,487 INFO L902 garLoopResultBuilder]: At program point L3579(line 3579) the Hoare annotation is: true [2022-11-23 13:44:21,487 INFO L902 garLoopResultBuilder]: At program point L3530(line 3530) the Hoare annotation is: true [2022-11-23 13:44:21,487 INFO L899 garLoopResultBuilder]: For program point L3563-1(line 3563) no Hoare annotation was computed. [2022-11-23 13:44:21,487 INFO L902 garLoopResultBuilder]: At program point L3563(line 3563) the Hoare annotation is: true [2022-11-23 13:44:21,487 INFO L899 garLoopResultBuilder]: For program point L3464(line 3464) no Hoare annotation was computed. [2022-11-23 13:44:21,487 INFO L899 garLoopResultBuilder]: For program point L3530-1(line 3530) no Hoare annotation was computed. [2022-11-23 13:44:21,487 INFO L899 garLoopResultBuilder]: For program point L3431(lines 3431 3435) no Hoare annotation was computed. [2022-11-23 13:44:21,488 INFO L902 garLoopResultBuilder]: At program point L3580(line 3580) the Hoare annotation is: true [2022-11-23 13:44:21,488 INFO L902 garLoopResultBuilder]: At program point L3514(line 3514) the Hoare annotation is: true [2022-11-23 13:44:21,488 INFO L899 garLoopResultBuilder]: For program point L3481(line 3481) no Hoare annotation was computed. [2022-11-23 13:44:21,488 INFO L899 garLoopResultBuilder]: For program point L3514-1(line 3514) no Hoare annotation was computed. [2022-11-23 13:44:21,488 INFO L902 garLoopResultBuilder]: At program point L3597(line 3597) the Hoare annotation is: true [2022-11-23 13:44:21,488 INFO L899 garLoopResultBuilder]: For program point L3531(lines 3531 3534) no Hoare annotation was computed. [2022-11-23 13:44:21,489 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-11-23 13:44:21,489 INFO L899 garLoopResultBuilder]: For program point L3465-1(line 3465) no Hoare annotation was computed. [2022-11-23 13:44:21,489 INFO L902 garLoopResultBuilder]: At program point L3465(line 3465) the Hoare annotation is: true [2022-11-23 13:44:21,489 INFO L899 garLoopResultBuilder]: For program point L3432-1(line 3432) no Hoare annotation was computed. [2022-11-23 13:44:21,489 INFO L899 garLoopResultBuilder]: For program point L3581(line 3581) no Hoare annotation was computed. [2022-11-23 13:44:21,489 INFO L902 garLoopResultBuilder]: At program point L3482(line 3482) the Hoare annotation is: true [2022-11-23 13:44:21,490 INFO L899 garLoopResultBuilder]: For program point L3482-1(line 3482) no Hoare annotation was computed. [2022-11-23 13:44:21,490 INFO L902 garLoopResultBuilder]: At program point phantom_ioctlENTRY(lines 3378 3605) the Hoare annotation is: true [2022-11-23 13:44:21,490 INFO L899 garLoopResultBuilder]: For program point L3466(lines 3466 3469) no Hoare annotation was computed. [2022-11-23 13:44:21,490 INFO L899 garLoopResultBuilder]: For program point L3582(lines 3582 3585) no Hoare annotation was computed. [2022-11-23 13:44:21,490 INFO L902 garLoopResultBuilder]: At program point L3483-1(lines 3483 3515) the Hoare annotation is: true [2022-11-23 13:44:21,490 INFO L899 garLoopResultBuilder]: For program point L3483(lines 3483 3515) no Hoare annotation was computed. [2022-11-23 13:44:21,490 INFO L899 garLoopResultBuilder]: For program point L3417(line 3417) no Hoare annotation was computed. [2022-11-23 13:44:21,491 INFO L899 garLoopResultBuilder]: For program point L3599(line 3599) no Hoare annotation was computed. [2022-11-23 13:44:21,491 INFO L902 garLoopResultBuilder]: At program point L3418(line 3418) the Hoare annotation is: true [2022-11-23 13:44:21,491 INFO L899 garLoopResultBuilder]: For program point L3418-1(line 3418) no Hoare annotation was computed. [2022-11-23 13:44:21,491 INFO L899 garLoopResultBuilder]: For program point L3567(lines 3567 3570) no Hoare annotation was computed. [2022-11-23 13:44:21,491 INFO L899 garLoopResultBuilder]: For program point L3567-2(lines 3567 3570) no Hoare annotation was computed. [2022-11-23 13:44:21,491 INFO L899 garLoopResultBuilder]: For program point L3485(lines 3485 3489) no Hoare annotation was computed. [2022-11-23 13:44:21,492 INFO L899 garLoopResultBuilder]: For program point L3419(lines 3419 3422) no Hoare annotation was computed. [2022-11-23 13:44:21,492 INFO L902 garLoopResultBuilder]: At program point L3568(line 3568) the Hoare annotation is: true [2022-11-23 13:44:21,492 INFO L899 garLoopResultBuilder]: For program point L3502(lines 3502 3505) no Hoare annotation was computed. [2022-11-23 13:44:21,492 INFO L899 garLoopResultBuilder]: For program point L3568-1(line 3568) no Hoare annotation was computed. [2022-11-23 13:44:21,492 INFO L899 garLoopResultBuilder]: For program point L3502-2(lines 3502 3505) no Hoare annotation was computed. [2022-11-23 13:44:21,492 INFO L902 garLoopResultBuilder]: At program point L3486(line 3486) the Hoare annotation is: true [2022-11-23 13:44:21,493 INFO L899 garLoopResultBuilder]: For program point L3519(line 3519) no Hoare annotation was computed. [2022-11-23 13:44:21,493 INFO L899 garLoopResultBuilder]: For program point L3486-1(line 3486) no Hoare annotation was computed. [2022-11-23 13:44:21,493 INFO L902 garLoopResultBuilder]: At program point L3602(lines 3412 3604) the Hoare annotation is: true [2022-11-23 13:44:21,493 INFO L899 garLoopResultBuilder]: For program point L3503-1(line 3503) no Hoare annotation was computed. [2022-11-23 13:44:21,493 INFO L902 garLoopResultBuilder]: At program point L3503(line 3503) the Hoare annotation is: true [2022-11-23 13:44:21,493 INFO L895 garLoopResultBuilder]: At program point ldv_mutex_unlock_phantom_mutexENTRY(lines 4948 4958) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (= ~ldv_mutex_phantom_mutex~0 2) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= 2 |old(~ldv_mutex_phantom_mutex~0)|))) [2022-11-23 13:44:21,494 INFO L899 garLoopResultBuilder]: For program point L4951(lines 4951 4954) no Hoare annotation was computed. [2022-11-23 13:44:21,494 INFO L895 garLoopResultBuilder]: At program point L4953(line 4953) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1)) (not (= ~ldv_mutex_open_lock_of_phantom_device~0 1)) (not (= 2 |old(~ldv_mutex_phantom_mutex~0)|))) [2022-11-23 13:44:21,494 INFO L899 garLoopResultBuilder]: For program point L4953-1(lines 4951 4954) no Hoare annotation was computed. [2022-11-23 13:44:21,494 INFO L899 garLoopResultBuilder]: For program point ldv_mutex_unlock_phantom_mutexEXIT(lines 4948 4958) no Hoare annotation was computed. [2022-11-23 13:44:21,494 INFO L902 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 3080 3086) the Hoare annotation is: true [2022-11-23 13:44:21,494 INFO L899 garLoopResultBuilder]: For program point L3083-1(line 3083) no Hoare annotation was computed. [2022-11-23 13:44:21,495 INFO L902 garLoopResultBuilder]: At program point L3083(line 3083) the Hoare annotation is: true [2022-11-23 13:44:21,495 INFO L899 garLoopResultBuilder]: For program point IS_ERREXIT(lines 3080 3086) no Hoare annotation was computed. [2022-11-23 13:44:21,498 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 13:44:21,500 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 13:44:21,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:44:21 BoogieIcfgContainer [2022-11-23 13:44:21,554 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 13:44:21,555 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 13:44:21,555 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 13:44:21,555 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 13:44:21,556 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:44:03" (3/4) ... [2022-11-23 13:44:21,559 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 13:44:21,564 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2022-11-23 13:44:21,564 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_set [2022-11-23 13:44:21,564 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-11-23 13:44:21,564 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure free_irq [2022-11-23 13:44:21,565 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iomap [2022-11-23 13:44:21,565 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_iounmap [2022-11-23 13:44:21,565 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2022-11-23 13:44:21,565 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_status [2022-11-23 13:44:21,565 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure class_destroy [2022-11-23 13:44:21,565 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2022-11-23 13:44:21,565 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure class_remove_file [2022-11-23 13:44:21,566 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_disable_device [2022-11-23 13:44:21,566 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2022-11-23 13:44:21,566 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-23 13:44:21,566 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_remove [2022-11-23 13:44:21,566 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_chrdev_region [2022-11-23 13:44:21,566 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_release_regions [2022-11-23 13:44:21,566 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_poll [2022-11-23 13:44:21,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _raw_spin_lock_irqsave [2022-11-23 13:44:21,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_open_lock_of_phantom_device [2022-11-23 13:44:21,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2022-11-23 13:44:21,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_drvdata [2022-11-23 13:44:21,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_read [2022-11-23 13:44:21,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure iowrite32 [2022-11-23 13:44:21,567 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2022-11-23 13:44:21,568 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ioread32 [2022-11-23 13:44:21,568 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2022-11-23 13:44:21,568 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-23 13:44:21,568 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2022-11-23 13:44:21,568 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2022-11-23 13:44:21,569 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2022-11-23 13:44:21,569 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure phantom_ioctl [2022-11-23 13:44:21,569 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_phantom_mutex [2022-11-23 13:44:21,569 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-11-23 13:44:21,599 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 444 nodes and edges [2022-11-23 13:44:21,601 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 167 nodes and edges [2022-11-23 13:44:21,604 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 45 nodes and edges [2022-11-23 13:44:21,607 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-23 13:44:21,609 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-23 13:44:21,612 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-23 13:44:21,614 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 13:44:21,617 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 13:44:21,893 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/witness.graphml [2022-11-23 13:44:21,894 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 13:44:21,894 INFO L158 Benchmark]: Toolchain (without parser) took 23499.15ms. Allocated memory was 161.5MB in the beginning and 461.4MB in the end (delta: 299.9MB). Free memory was 127.1MB in the beginning and 288.3MB in the end (delta: -161.1MB). Peak memory consumption was 137.2MB. Max. memory is 16.1GB. [2022-11-23 13:44:21,895 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 13:44:21,895 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1748.75ms. Allocated memory is still 161.5MB. Free memory was 126.6MB in the beginning and 83.5MB in the end (delta: 43.1MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. [2022-11-23 13:44:21,895 INFO L158 Benchmark]: Boogie Procedure Inliner took 162.91ms. Allocated memory is still 161.5MB. Free memory was 83.5MB in the beginning and 73.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 13:44:21,896 INFO L158 Benchmark]: Boogie Preprocessor took 152.22ms. Allocated memory is still 161.5MB. Free memory was 73.0MB in the beginning and 61.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 13:44:21,897 INFO L158 Benchmark]: RCFGBuilder took 2796.16ms. Allocated memory was 161.5MB in the beginning and 230.7MB in the end (delta: 69.2MB). Free memory was 61.4MB in the beginning and 114.9MB in the end (delta: -53.4MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. [2022-11-23 13:44:21,897 INFO L158 Benchmark]: TraceAbstraction took 18289.68ms. Allocated memory was 230.7MB in the beginning and 461.4MB in the end (delta: 230.7MB). Free memory was 113.8MB in the beginning and 325.0MB in the end (delta: -211.2MB). Peak memory consumption was 231.3MB. Max. memory is 16.1GB. [2022-11-23 13:44:21,898 INFO L158 Benchmark]: Witness Printer took 338.68ms. Allocated memory is still 461.4MB. Free memory was 325.0MB in the beginning and 288.3MB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2022-11-23 13:44:21,900 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 121.6MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1748.75ms. Allocated memory is still 161.5MB. Free memory was 126.6MB in the beginning and 83.5MB in the end (delta: 43.1MB). Peak memory consumption was 61.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 162.91ms. Allocated memory is still 161.5MB. Free memory was 83.5MB in the beginning and 73.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 152.22ms. Allocated memory is still 161.5MB. Free memory was 73.0MB in the beginning and 61.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2796.16ms. Allocated memory was 161.5MB in the beginning and 230.7MB in the end (delta: 69.2MB). Free memory was 61.4MB in the beginning and 114.9MB in the end (delta: -53.4MB). Peak memory consumption was 61.7MB. Max. memory is 16.1GB. * TraceAbstraction took 18289.68ms. Allocated memory was 230.7MB in the beginning and 461.4MB in the end (delta: 230.7MB). Free memory was 113.8MB in the beginning and 325.0MB in the end (delta: -211.2MB). Peak memory consumption was 231.3MB. Max. memory is 16.1GB. * Witness Printer took 338.68ms. Allocated memory is still 461.4MB. Free memory was 325.0MB in the beginning and 288.3MB in the end (delta: 36.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 4431]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 422 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 18.2s, OverallIterations: 11, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 6.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 5.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4869 SdHoareTripleChecker+Valid, 4.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 4829 mSDsluCounter, 10031 SdHoareTripleChecker+Invalid, 3.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3694 mSDsCounter, 61 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2338 IncrementalHoareTripleChecker+Invalid, 2399 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 61 mSolverCounterUnsat, 6337 mSDtfsCounter, 2338 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 172 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1955occurred in iteration=6, InterpolantAutomatonStates: 36, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 173 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 222 LocationsWithAnnotation, 3298 PreInvPairs, 3635 NumberOfFragments, 2185 HoareAnnotationTreeSize, 3298 FomulaSimplifications, 1303 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 222 FomulaSimplificationsInter, 20376 FormulaSimplificationTreeSizeReductionInter, 4.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 3.1s InterpolantComputationTime, 779 NumberOfCodeBlocks, 779 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 767 ConstructedInterpolants, 0 QuantifiedInterpolants, 1409 SizeOfPredicates, 5 NumberOfNonLiveVariables, 2300 ConjunctsInSsa, 11 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 243/246 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4335]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3171]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3872]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 5069]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3224]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3691]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3857]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4092]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4387]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3412]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3305]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4115]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3917]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4759]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3885]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4363]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4403]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3878]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4045]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4001]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3782]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4395]: Loop Invariant Derived loop invariant: (((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2 - InvariantResult [Line: 4082]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4082]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3953]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3801]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4355]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && tmp + 4 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3236]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4371]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3863]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3993]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4007]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3616]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3644]: Loop Invariant Derived loop invariant: ((((1 == ldv_mutex_mutex_of_device && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_open_lock_of_phantom_device == 2) && tmp == 0 - InvariantResult [Line: 4997]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4214]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4791]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3982]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3620]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4379]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 2) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4159]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4893]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4014]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4177]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3942]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 4970]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3415]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3870]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3989]: Loop Invariant Derived loop invariant: ((((ldv_mutex_open_lock_of_phantom_device == 1 && ldv_state_variable_0 == 1) && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3490]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3813]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 - InvariantResult [Line: 3821]: Loop Invariant Derived loop invariant: (((ldv_mutex_open_lock_of_phantom_device == 1 && 1 == ldv_mutex_mutex_of_device) && ldv_mutex_phantom_mutex == 1) && ldv_mutex_lock == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1 RESULT: Ultimate proved your program to be correct! [2022-11-23 13:44:21,955 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1d44de35-6e29-4eab-9208-06aedf22ae7b/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE